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

[vsnet-newvar 9288] 1RXS J233801.0+430852: orbital period
by Taichi Kato 26 Apr '22

26 Apr '22

1RXS J233801.0+430852: orbital period From ZTF data. Porb=0.1601353(7) d. Nearly sinusoidal 0.22 mag. The period is slightly different from the one in Weil et al. (2018) AJ 156, 231. There was no signal at 0.160400 d.

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[vsnet-newvar 9287] HS1813+6122: orbital period
by Taichi Kato 26 Apr '22

26 Apr '22

HS1813+6122: orbital period From TESS data (2020 data only). Porb=0.1475122(6) d (amp. 0.05 mag). Negative superhumps were not detected. This objectis Z Cam + VY Scl. Regular outbursts in TESS data in 2020.

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[vsnet-newvar 9286] SDSS J153634.42+332851.9 orbital period
by Taichi Kato 25 Apr '22

25 Apr '22

SDSS J153634.42+332851.9 orbital period Using ZTF data. Porb=0.0920302(3) d. Orbital humps 0.3 mag.

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[vsnet-newvar 9285] MASTER OT J162323.48+782603.3 orbital period
by Taichi Kato 25 Apr '22

25 Apr '22

MASTER OT J162323.48+782603.3 orbital period Using ZTF data. Porb=0.0886719(2) d. Double wave per one period.

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[vsnet-newvar 9284] SDSS J073817.75+285519.7 orbital period
by Taichi Kato 25 Apr '22

25 Apr '22

SDSS J073817.75+285519.7 orbital period Using ZTF data. Porb=0.2314694(8) d. Orbital hump + eclipse. UGSS+E.

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[vsnet-newvar 9283] ASASSN-22gb
by Taichi Kato 25 Apr '22

25 Apr '22

ASASSN-22gb ASASSN-22gb --- ------- 8:54:25.77 -34:15:46.2 2022-04-25.16 13.58 SDSS DSS VIZIER ------- CV candidate, matches to GAIA DR2 G=21.2, g>17.0 on 2022-04-15.19, g=15.6 on 2022-04-18.93, g=13.8 on 2022-04-24.16, g=14.0 on 2022-04-25.17. ASASSN-22gb 20220415.19 <170g ASN ASASSN-22gb 20220418.93 156g ASN ASASSN-22gb 20220424.16 138g ASN ASASSN-22gb 20220425.17 140g ASN 085425.676 -341546.43 (2000.0) Gaia_DR2_5626121529556586368 plx=-(-) dismod=- pmra=-(-) pmdec=-(-) G=21.206 BP=- RP=- 085425.674 -341546.43 (2000.0) Gaia_EDR3_5626121529556586368 plx=-(-) dismod=- pmra=-(-) pmdec=-(-) G=21.099 BP=20.903 RP=20.232

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[vsnet-newvar 9282] Recent post-superoutburst state of ASASSN-20pv
by Taichi Kato 24 Apr '22

24 Apr '22

Recent post-superoutburst state of ASASSN-20pv ASAS-SN data: https://asas-sn.osu.edu/sky-patrol/coordinate/0980265e-027e-4360-92e9-37d65… Fading tail and short outbursts? YYYYMMDD(UT) mag observer 20220422.0026 14.835g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.0038 15.042g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.2409 15.492g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.2422 15.322g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.2436 15.395g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220422.606 143 (Rod Stubbings) 20220423.2442 15.314g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220423.2455 15.455g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220423.2468 15.419g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220424.2435 15.497g (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017)) 20220424.592 144 (Rod Stubbings)

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[vsnet-newvar 9281] 1RXS J063214.8+253620: orbital period
by Taichi Kato 20 Apr '22

20 Apr '22

1RXS J063214.8+253620: orbital period From ZTF data. Porb=0.324257(2) d.

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[vsnet-newvar 9280] ASASSN-16it possible superoutburst
by Taichi Kato 20 Apr '22

20 Apr '22

ASASSN-16it possible superoutburst YYYYMMDD(UT) mag observer 20220416.8411 <143c (Yutaka Maeda) 20220418.8043 <160c (Yutaka Maeda) 20220419.8084 147:cG (Yutaka Maeda)

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[vsnet-newvar 9279] CRTS J164950.4+035835 superoutburst
by Taichi Kato 20 Apr '22

20 Apr '22

CRTS J164950.4+035835 superoutburst YYYYMMDD(UT) mag observer 20220407.6995 <149c (Yutaka Maeda) 20220408.7010 <152c (Yutaka Maeda) 20220409.7001 <147c (Yutaka Maeda) 20220418.6404 132cG (Yutaka Maeda) 20220419.6446 136:cG (Yutaka Maeda)

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