- vsnet-alert - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-alert 27401] Re: SX LMi likely superoutburst
by Taichi Kato 12 Feb '23

12 Feb '23

Re: SX LMi likely superoutburst The outburst is still young. Let's make time-resolved photometry. YYYYMMDD(UT) mag observer 20230207.7009 <140c (Yutaka Maeda) 20230208.8576 <142 (Eddy Muyllaert) 20230210.2668 14.165o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.2699 14.190o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.2805 13.940o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.7517 133cG (Yutaka Maeda)

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[vsnet-alert 27400] Re: CRTS J103317.3+072119 bright outburst
by Taichi Kato 12 Feb '23

12 Feb '23

Re: CRTS J103317.3+072119 bright outburst Last superoutburst in 2021 June. YYYYMMDD(UT) mag observer 20230130.6625 <157c (Yutaka Maeda) 20230204.6566 <152c (Yutaka Maeda) 20230210.0554 14.348o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.0815 14.281o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.1102 14.249o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.2708 14.379o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.2745 14.425o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.2809 14.459o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.2927 14.362o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230210.7456 139cG (Yutaka Maeda) 20230211.2581 14.272o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230211.2617 14.252o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230211.2676 14.287o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505))

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[vsnet-alert 27399] CRTS J103317.3+072119 bright outburst
by Taichi Kato 12 Feb '23

12 Feb '23

CRTS J103317.3+072119 bright outburst Known SU UMa star, but single-night observation was available in the past. YYYYMMDD(UT) mag observer 20230120.6737 <157c (Yutaka Maeda) 20230121.6604 <157c (Yutaka Maeda) 20230130.6625 <157c (Yutaka Maeda) 20230204.6566 <152c (Yutaka Maeda) 20230210.7456 139cG (Yutaka Maeda)

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[vsnet-alert 27398] MASTER OT J030205.67+254834.3 outburst
by Taichi Kato 12 Feb '23

12 Feb '23

MASTER OT J030205.67+254834.3 outburst Known SU UMa star. Previous superoutburst was in 2016. YYYYMMDD(UT) mag observer 20230130.5481 <152c (Yutaka Maeda) 20230202.5485 <155c (Yutaka Maeda) 20230204.5238 <155c (Yutaka Maeda) 20230205.4938 <157c (Yutaka Maeda) 20230207.5061 <158c (Yutaka Maeda) 20230208.5243 <141c (Yutaka Maeda) 20230210.5481 156:c (Yutaka Maeda) 20230210.5481 156:c (Yutaka Maeda)

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[vsnet-alert 27397] SX LMi likely superoutburst
by Taichi Kato 12 Feb '23

12 Feb '23

SX LMi likely superoutburst (The 2022 superoutburst was well observed, but still worth observing particularly in the early phase) YYYYMMDD(UT) mag observer 20230204.6630 <146c (Yutaka Maeda) 20230207.7009 <140c (Yutaka Maeda) 20230208.8576 <142 (Eddy Muyllaert) 20230210.7517 133cG (Yutaka Maeda)

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[vsnet-alert 27396] Re: ASASSN-15cc bright outburst continues
by Taichi Kato 11 Feb '23

11 Feb '23

Re: ASASSN-15cc bright outburst continues > Time-resolved photometry is encouraged. Itoh-san just reported observations on two nights. No superhumps were present. SS Cyg star or superhumps may appear?

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[vsnet-alert 27395] ASASSN-15cc bright outburst continues
by Taichi Kato 11 Feb '23

11 Feb '23

ASASSN-15cc bright outburst continues Time-resolved photometry is encouraged. YYYYMMDD(UT) mag observer 20230130.6035 <159c (Yutaka Maeda) 20230202.6035 <154c (Yutaka Maeda) 20230204.5955 138:cG (Yutaka Maeda) 20230205.6115 136:cG (Yutaka Maeda) 20230207.5598 142:c (Yutaka Maeda) 20230207.5598 142:c (Yutaka Maeda) 20230207.7202 146C (Masayuki Moriyama) 20230210.453 150 (Rod Stubbings)

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[vsnet-alert 27394] PNV J06245297+0208207 brightened again
by Taichi Kato 11 Feb '23

11 Feb '23

PNV J06245297+0208207 brightened again According to observations by Itoh-san and Tamas Tordai, The object brightened to 13.5 mag on Feb. 10 (apparently oscillating with a time scale of about 1 d). The brightening part on Feb. 9 was recorded by Crimean Astrophys. Obs. team.

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[vsnet-alert 27393] ASASSN-14if likely superoutburst
by Taichi Kato 09 Feb '23

09 Feb '23

ASASSN-14if likely superoutburst YYYYMMDD(UT) mag observer 20230127.9018 18.105c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.9050 18.163c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.9297 17.988c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.9482 17.995c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230128.2334 16.241zg (ZTF Alert DC mag (Masci+ 2019)) 20230128.2725 16.593zr (ZTF Alert DC mag (Masci+ 2019)) 20230129.1132 16.770o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.1164 16.760o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.1218 16.723o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.1334 16.693o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.1408 16.936o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.1440 16.897o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.1540 16.957o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.1595 17.007o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.4814 <153c (Yutaka Maeda) 20230130.8769 17.063o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.8801 17.042o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.8856 17.028o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.8961 16.893o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.8520 17.171o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.8551 17.185o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.8620 16.996o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.8787 17.166o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.1271 17.393o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.1303 17.356o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.1357 17.564o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.1505 17.597o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.0822 17.444o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.0956 17.419o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.0992 17.396o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.1076 17.595o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.8657 17.422o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.8684 17.595o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.8743 17.420o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.8869 17.648o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.8843 17.609o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.8874 17.609o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.8948 17.755o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.9048 17.654o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.1903 17.077zg (ZTF Alert DC mag (Masci+ 2019)) 20230205.2737 17.277zr (ZTF Alert DC mag (Masci+ 2019)) 20230206.1251 17.766o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.1280 17.759o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.1360 17.880o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.1587 17.859o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230207.1266 17.971o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230207.1307 17.909o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230207.1361 18.042o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230208.5866 <157C (Masayuki Moriyama)

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[vsnet-alert 27392] ASASSN-15dw outburst since Jan.
by Taichi Kato 09 Feb '23

09 Feb '23

ASASSN-15dw outburst since Jan. Low-amplitude dwarf nova? YYYYMMDD(UT) mag observer 20230119.0270 15.153c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.0296 15.083c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.0305 15.051c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.0332 15.065c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.3293 14.795o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.3362 14.793o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.3711 14.814o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.3729 14.801o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230119.3747 14.801o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230120.5907 14.780o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230120.5949 14.799o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230120.6003 14.803o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230120.6326 14.779o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230120.7557 151:c (Yutaka Maeda) 20230120.8535 150C (Masayuki Moriyama) 20230121.0191 15.070c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230121.0214 15.069c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230121.0246 15.064c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230121.0373 15.070c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230121.7444 150:c (Yutaka Maeda) 20230123.1465 15.014g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230123.1478 15.058g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230123.1491 15.064g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230124.0396 13.972c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.0420 13.979c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.0684 13.970c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.0972 13.960c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.5585 13.936o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.5626 13.920o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.5680 13.906o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.5779 13.905o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230124.9158 13.967g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.0298 13.815g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.3122 13.825o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230125.3432 13.931o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230125.3469 13.909o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230125.3613 13.937o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230125.8876 13.971g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.8888 13.969g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.8901 13.954g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.9866 13.922g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.9878 13.975g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230125.9891 13.882g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230126.2681 13.903o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.2872 13.867o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.2890 13.853o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.2900 13.939o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.2918 13.901o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.2922 13.847o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.3178 13.936o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230126.3296 13.867o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.0165 13.940c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.0193 13.942c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.0224 13.941c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.0386 13.935c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.2808 14.001o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.2844 14.004o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.2898 14.011o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230127.2975 13.967o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230128.0251 13.988c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230128.0278 13.998c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230128.0532 13.990c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230128.0559 13.996c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2191 14.032o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2223 14.024o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2483 14.013o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2510 14.077o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2545 14.029o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2550 14.003o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2577 14.069o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.2633 14.019o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.3755 14.119g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230129.3767 14.105g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230129.3780 14.102g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230130.2775 13.785o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.2797 13.797o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.2833 13.806o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.2838 13.854o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.2856 13.858o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.3056 13.925o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.3060 13.983o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.3101 13.968o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.6927 140c (Yutaka Maeda) 20230131.3430 13.989o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.3468 14.030o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.3630 14.039o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230131.3699 13.982o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.0022 13.894c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.0040 13.930c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.0072 13.954c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.0126 14.000c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.1096 13.985g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230202.1109 13.919g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230202.1122 13.967g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230202.2591 14.002o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.2622 14.008o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.2654 14.004o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.2870 13.882o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.2537 13.938o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.2694 13.916o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.2712 13.952o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230203.2740 13.928o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.0144 13.968o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.0162 13.965o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.0190 13.957o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.0445 14.034o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230204.6879 141:cG (Yutaka Maeda) 20230205.0517 14.175o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.0780 14.151o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.1064 14.018o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.1262 13.968o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.2620 14.014o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.2638 14.007o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.2894 14.074o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230206.3011 14.096o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230207.1204 14.410g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230207.1217 14.651g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230207.1230 14.155g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20230207.6565 140:c (Yutaka Maeda) 20230207.7465 142C (Masayuki Moriyama)

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