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[vsnet-campaign-dn 17413] ATOJ277.8818+42.0389 = SDSS J183131.63+420220.2: ER UMa + Z Cam + AM CVn star
by Taichi Kato 12 Jul '23

12 Jul '23

ATOJ277.8818+42.0389 = SDSS J183131.63+420220.2: ER UMa + Z Cam + AM CVn star The object is currently in superoutburst. Time-resolved photometry is encouraged! YYYYMMDD(UT) mag observer 20230416.5063 17.429c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.5090 17.372c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.5125 17.388c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.5377 17.471c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.5797 17.419c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.5797 17.420c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.5829 17.443c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.5829 17.451c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.6051 17.408c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.6051 17.410c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230418.6232 17.391c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230420.4230 16.973zg (ZTF Alert DC mag (Masci+ 2019)) 20230420.4746 17.352zr (ZTF Alert DC mag (Masci+ 2019)) 20230422.4469 17.063zg (ZTF Alert DC mag (Masci+ 2019)) 20230422.5163 17.192c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.5190 17.177c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.5222 17.166c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.5338 17.138c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.4703 17.780zg (ZTF Alert DC mag (Masci+ 2019)) 20230424.5161 17.908c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.5189 17.852c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.5220 17.842c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.5319 17.880c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.6286 17.594c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230425.5161 17.495c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230425.5184 17.507c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230425.5216 17.502c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230425.5273 17.581c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.4308 17.156zg (ZTF Alert DC mag (Masci+ 2019)) 20230426.4682 17.559zr (ZTF Alert DC mag (Masci+ 2019)) 20230426.5082 17.266c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.5100 17.370c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.5132 17.317c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.5204 17.235c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.6302 17.807c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230502.4908 18.398o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230502.5273 18.764o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230503.4260 17.421zr (ZTF Alert DC mag (Masci+ 2019)) 20230504.3179 17.112o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230504.3300 17.058o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230504.3318 17.073o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230504.3395 17.340o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.5031 17.350o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.5058 17.229o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.5103 17.268o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230505.5158 17.287o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230506.5970 17.258o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230506.6002 17.351o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230506.6153 17.240o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230506.6192 17.283o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.4337 17.312o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.4677 17.293o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.4833 17.343o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.4945 17.276o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.5163 17.340o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.5181 17.329o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.5262 17.389o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.5316 17.341o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230511.4679 17.046zg (ZTF Alert DC mag (Masci+ 2019)) 20230512.5983 17.516o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230512.6033 17.459o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230512.6063 17.518o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230512.6158 17.530o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.5383 17.401o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.5428 17.391o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.5714 17.365o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230513.5969 17.472o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230514.3608 17.029zg (ZTF Alert DC mag (Masci+ 2019)) 20230514.4129 17.501zr (ZTF Alert DC mag (Masci+ 2019)) 20230514.4855 17.215c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230514.4926 17.203c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230514.4960 17.247c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230514.5121 17.213c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230516.3095 18.119o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230516.3132 18.294o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230516.3220 18.172o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230516.3378 18.030o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230517.4047 18.079zr (ZTF Alert DC mag (Masci+ 2019)) 20230518.5521 17.582o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230518.5553 17.615o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230518.5619 17.637o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230518.5718 17.701o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230519.4528 18.134zr (ZTF Alert DC mag (Masci+ 2019)) 20230521.3666 19.024zg (ZTF Alert DC mag (Masci+ 2019)) 20230521.4234 19.500zr (ZTF Alert DC mag (Masci+ 2019)) 20230522.4786 18.957o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.4804 18.917o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.5040 18.598o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.5067 18.760o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.5072 18.661o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.5095 18.697o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.5135 18.621o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230522.5342 18.828o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230524.4516 17.181o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230524.4538 17.205o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230524.4916 17.171o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230524.5201 17.063o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230526.4481 17.222o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230526.4763 17.247o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230526.4798 17.294o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230526.4849 17.294o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230527.4943 17.285o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230527.4961 17.285o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230527.4992 17.293o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230527.5266 17.336o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.4264 17.333o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.4502 17.354o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.4532 17.448o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.4781 17.279o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230530.4162 17.295o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230601.4238 17.356o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230601.4527 17.399o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230601.4555 17.460o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230601.4605 17.373o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230605.4302 18.071o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230605.4406 17.848o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230605.4455 17.969o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230605.4516 18.171o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230607.4648 18.438o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230607.4865 18.475o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230607.4919 18.434o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230607.4948 18.364o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230609.4511 18.753o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230609.4588 18.706o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230609.4854 18.884o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230611.4227 17.482c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230611.4280 17.322c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230611.4318 17.349c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230611.4417 17.266c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230615.4441 17.050c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230615.4464 16.987c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230615.4491 16.956c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230615.4787 17.013c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230616.4380 17.077c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230616.4410 16.997c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230616.4461 17.080c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230616.4678 17.035c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230617.4240 17.103c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230617.4268 17.060c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230617.4334 17.114c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230617.4432 17.038c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230619.4344 17.093c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230619.4371 17.109c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230619.4421 17.072c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230619.4528 17.109c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230621.4317 17.084c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230621.4331 17.108c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230621.4358 17.125c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230621.4449 17.166c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230622.3975 17.152c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230622.4227 17.325c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230622.4262 17.102c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230622.4517 17.166c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230628.4653 17.490o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230628.4689 17.418o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230628.4835 17.421o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230628.4895 17.485o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230629.4615 17.457o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230629.4642 17.325o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230629.5011 17.445o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230629.5129 17.382o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230701.4337 17.494o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230701.4630 17.279o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230701.4658 17.386o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230701.4713 17.351o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4266 18.011o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4293 18.110o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4660 18.139o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4688 18.077o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4725 18.354o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4730 18.183o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4784 18.173o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230704.4990 18.098o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4245 17.420o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4273 17.486o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4323 17.548o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4674 17.622o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4678 17.478o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4706 17.632o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.4994 17.685o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230705.5298 17.651o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.4264 18.281o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.4609 18.284o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.4636 18.268o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.4677 18.327o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.4688 18.407o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.4711 18.375o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.5066 18.337o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230706.5120 18.723o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.4324 17.762o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.4669 17.683o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.4699 17.663o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.4750 17.823o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230709.4205 18.620o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230709.4237 18.364o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230709.4305 18.429o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230709.4406 18.532o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230711.4735 17.148o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230711.4768 17.083o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230711.4843 17.117o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230711.4973 17.145o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230712.4441 16.914c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230712.4477 16.919c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230712.4539 16.885c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021))

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[vsnet-campaign-dn 17412] ATOJ277.8818+42.0389 = SDSS J183131.63+420220.2 showing large-amplitude variations
by Taichi Kato 12 Jul '23

12 Jul '23

ATOJ277.8818+42.0389 = SDSS J183131.63+420220.2 showing large-amplitude variations This object has been almost in novalike state in 2017-2022, with a sudden fading similar to AM CVn stars. Apparently much more variable in this season. YYYYMMDD(UT) mag observer 20230420.4230 16.973zg (ZTF Alert DC mag (Masci+ 2019)) 20230420.4746 17.352zr (ZTF Alert DC mag (Masci+ 2019)) 20230422.4469 17.063zg (ZTF Alert DC mag (Masci+ 2019)) 20230424.4703 17.780zg (ZTF Alert DC mag (Masci+ 2019)) 20230426.4308 17.156zg (ZTF Alert DC mag (Masci+ 2019)) 20230426.4682 17.559zr (ZTF Alert DC mag (Masci+ 2019)) 20230503.4260 17.421zr (ZTF Alert DC mag (Masci+ 2019)) 20230511.4679 17.046zg (ZTF Alert DC mag (Masci+ 2019)) 20230514.3608 17.029zg (ZTF Alert DC mag (Masci+ 2019)) 20230514.4129 17.501zr (ZTF Alert DC mag (Masci+ 2019)) 20230517.4047 18.079zr (ZTF Alert DC mag (Masci+ 2019)) 20230519.4528 18.134zr (ZTF Alert DC mag (Masci+ 2019)) 20230521.3666 19.024zg (ZTF Alert DC mag (Masci+ 2019)) 20230521.4234 19.500zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-campaign-dn 17411] NSV18024 outburst
by Taichi Kato 12 Jul '23

12 Jul '23

NSV18024 outburst Subtype unknown. There have been outbursts once per year or two in recent years. YYYYMMDD(UT) mag observer 20230629.9795 <14.805g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.9783 <14.674g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.9710 <14.717g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.9578 <14.533g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230710.6985 <14.700g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230711.357 120 (Rod Stubbings) 20230711.6951 <14.598g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230712.365 127 (Rod Stubbings)

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[vsnet-campaign-dn 17410] V2276 Sgr faded, but will rebrighten
by Taichi Kato 12 Jul '23

12 Jul '23

V2276 Sgr faded, but will rebrighten The short duration of the initial outburst appears to be consistent with the AM CVn type. YYYYMMDD(UT) mag observer 20230705.8343 <16.309g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.8535 <16.794g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230707.0338 15.834o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.0398 15.785o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.0438 15.930o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.0766 15.947o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230707.3509 15.533g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230707.4367 15.660g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.3381 15.626g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.1767 15.869g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230710.3291 15.99C (Masao Funada) 20230710.8540 16.925g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230710.9285 17.245g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230711.0488 17.584o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230711.0520 17.535o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230711.0576 17.690o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021))

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[vsnet-campaign-dn 17409] V591 Cen superoutburst
by Taichi Kato 12 Jul '23

12 Jul '23

V591 Cen superoutburst (Already well after peak) YYYYMMDD(UT) mag observer 20230627.0844 16.505g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230629.0542 16.453g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.0942 15.149g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.1346 15.138g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.0064 14.927g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.0445 15.191g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.1020 15.119g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.1261 15.203g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.1085 15.599g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230710.8617 15.626g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230711.1107 15.559g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230711.480 156 (Rod Stubbings)

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[vsnet-campaign-dn 17408] ASASSN-17mj possible superoutburst
by Taichi Kato 12 Jul '23

12 Jul '23

ASASSN-17mj possible superoutburst Type from ASAS-SN(ver2). Precursor+superoutburst in 2019 Oct. YYYYMMDD(UT) mag observer 20230705.7769 16.297g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.7714 16.366g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230707.1696 <15.496g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.1776 15.989g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.0732 14.939g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.0879 14.881g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230710.2584 14.10cG (Masao Funada)

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[vsnet-campaign-dn 17407] ASASSN-16gg likely superoutburst
by Taichi Kato 10 Jul '23

10 Jul '23

ASASSN-16gg likely superoutburst Type from ASAS-SN(ver2)+ATLAS. YYYYMMDD(UT) mag observer 20230623.0415 16.481g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230625.1712 16.604g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230625.2140 16.729g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230628.0950 16.657g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230629.2036 13.745g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.1156 13.887g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.1656 13.803g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230702.9571 13.951g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.0617 14.193g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.9074 14.532g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.2168 14.528g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.0535 14.640g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))

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[vsnet-campaign-dn 17406] CRTS J162619.8-125557 possible outburst
by Taichi Kato 10 Jul '23

10 Jul '23

CRTS J162619.8-125557 possible outburst Can be a noise. UGSU:+E YYYYMMDD(UT) mag observer 20230705.3443 <16.131g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.9503 <16.039g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.2367 <16.916g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.3460 <16.840g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.8613 <16.402g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.2129 <16.645g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.3374 16.785g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.0086 17.173g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))

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[vsnet-campaign-dn 17405] ASASSN-15im likely superoutburst
by Taichi Kato 10 Jul '23

10 Jul '23

ASASSN-15im likely superoutburst Combined magnitudes, but the phenomenon is real. Type from ASAS-SN DB. Supercycle about 150 d. YYYYMMDD(UT) mag observer 20230625.3131 16.177g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230625.9705 16.574g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230626.0591 16.149g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230626.9640 16.590g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230626.9957 16.742g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230627.0469 16.280g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230628.0241 16.155g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230628.0440 16.096g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230628.0593 16.818g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230628.0593 16.830g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230630.1421 15.136g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230630.1731 15.214g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230630.8416 15.256g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230630.9211 14.881g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.0663 15.158g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.0743 15.047g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.9981 15.319g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230702.0378 14.846g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230702.7841 14.913g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.0061 15.318g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.7720 15.537g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.2761 15.083g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.7618 15.251g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.0262 15.439g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.1891 15.547g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.7363 15.703g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.7635 15.431g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230707.3081 15.541g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.3069 15.470g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.0045 15.590g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))

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[vsnet-campaign-dn 17404] ASASSN-14cy outburst?
by Taichi Kato 10 Jul '23

10 Jul '23

ASASSN-14cy outburst? Rather noisy data, but could be a real outburst. YYYYMMDD(UT) mag observer 20230701.2490 <16.859g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.8498 <16.476g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230701.9671 <16.780g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230702.1331 <16.537g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230702.8801 <16.518g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230702.8915 <16.387g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.2478 <16.398g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.2948 <16.241g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230703.9294 15.805g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.1993 <16.376g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.9115 <16.900g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230704.9127 <15.794g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.1662 <16.715g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230705.8459 <16.643g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.0333 <16.387g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230706.8337 <16.209g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230708.3183 16.025g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230709.1847 16.461g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))

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