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

[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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[vsnet-alert 27391] SDSSJ033449.86-071047.8 superoutburst
by Taichi Kato 09 Feb '23

09 Feb '23

SDSSJ033449.86-071047.8 superoutburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230110.6444 <167C (Masayuki Moriyama) 20230121.3964 <151c (Yutaka Maeda) 20230205.1303 14.320zg (ZTF Alert DC mag (Masci+ 2019)) 20230205.1728 14.476zr (ZTF Alert DC mag (Masci+ 2019)) 20230208.5824 14.75C (Masayuki Moriyama)

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[vsnet-alert 27390] CI UMa likely superoutburst
by Taichi Kato 09 Feb '23

09 Feb '23

CI UMa likely superoutburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230123.981 <147 (Gary Poyner) 20230128.3032 19.091zr (ZTF Alert DC mag (Masci+ 2019)) 20230130.6772 <159c (Yutaka Maeda) 20230204.6714 <157c (Yutaka Maeda) 20230205.062 <147 (Gary Poyner) 20230207.7116 143:c (Yutaka Maeda) 20230207.7673 146C (Masayuki Moriyama)

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[vsnet-alert 27389] ASASSN-16nw superoutburst
by Taichi Kato 09 Feb '23

09 Feb '23

ASASSN-16nw superoutburst Known SU UMa star. YYYYMMDD(UT) mag observer 20230128.1390 15.509zg (ZTF Alert DC mag (Masci+ 2019)) 20230128.2035 15.640zr (ZTF Alert DC mag (Masci+ 2019)) 20230203.1858 16.373zr (ZTF Alert DC mag (Masci+ 2019)) 20230205.1948 16.430zg (ZTF Alert DC mag (Masci+ 2019)) 20230205.2423 16.536zr (ZTF Alert DC mag (Masci+ 2019))

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[vsnet-alert 27388] ASASSN-15ok superoutburst continues
by Taichi Kato 07 Feb '23

07 Feb '23

ASASSN-15ok superoutburst continues (Known SU UMa star) YYYYMMDD(UT) mag observer 20230131.531 133 (Rod Stubbings) 20230202.053 13.62C (Gary Poyner) 20230202.0562 13.63cG (Masao Funada) 20230206.469 140 (Rod Stubbings) 20230207.460 142 (Rod Stubbings)

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[vsnet-alert 27387] Re: V359 Cen possible superoutburst
by Taichi Kato 07 Feb '23

07 Feb '23

Re: V359 Cen possible superoutburst Indeed superoutburst. YYYYMMDD(UT) mag observer 20230129.9587 19.196c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.9764 19.172c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230129.9796 18.976c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230130.0049 19.126c (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.2372 18.962o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.2390 18.958o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.2733 19.151o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230201.2788 19.240o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.9753 14.326o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.9771 14.329o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.9831 14.317o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230202.9930 14.325o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.1860 14.403o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.1878 14.399o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.1914 14.445o (ATLAS Forced Photometry (Tonry+2018, PASP 130, 064505)) 20230205.2334 14.34cG (Masao Funada)

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[vsnet-alert 27386] V359 Cen possible superoutburst
by Taichi Kato 07 Feb '23

07 Feb '23

V359 Cen possible superoutburst YYYYMMDD(UT) mag observer 20230105.2354 <177C (Masao Funada) 20230107.3118 <180C (Masao Funada) 20230107.8784 <148C (Masayuki Moriyama) 20230114.3260 <182C (Masao Funada) 20230120.8920 <151C (Masayuki Moriyama) 20230205.2334 14.34cG (Masao Funada)

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