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Latest Details
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Name
  XM78HT  
AAVSO UID
000-BPD-726 (4845 observations)  
Constellation
Andromeda Sequence
J2000.0
01 26 51.62 +50 12 58.7  (21.71508 +50.21631) Search nearby
B1950.0 01 23 48.84 +49 57 25.1
Galactic coord. 128.717 -12.257
Other names

(Internal only)
AT 2021abog GSC2.3 NC0J038117 PSO J012651.625+501258.889
SDSS J012651.62+501258.8 ZTF21achratu  
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Variability type
UGWZ
Spectral type --
Mag. range
13.5 - 21.5 g
Discoverer Hanjie Tan, Mi Zhang, Guoyou Sun, Jingyuan Zhao, Quanzhi Ye, Xing Gao (Xingming Observatory Sky Survey)
Epoch
--
Outburst --
Period 0.05413 d  (77.95 min)
Rise/eclipse dur. --
Remarks
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1 Schmeer, Patrick Prior to the outburst that started on 2021 October 15, no brightenings had been recorded by the ASAS-SN Sky Patrol since 2014 December 17.
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References
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1 Forster, F., 2021, The ALeRCE Broker 2021AAS...23742303F
2 T. Vanmunster; H. Itoh; T. Kato, 2021, vsnet-alert #26336 --
3 T. Vanmunster; T. Kato, 2021, vsnet-alert #26333 --
4 Transient Name Server, 2021 (online data) --
5 P. Schmeer, 2021, vsnet-alert #26332 --
6 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
External Links
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Images
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Supporting Documents
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Revision History
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3 Schmeer, Patrick 2021-10-21 11:12 UTC Orbital period from vsnet-alert 26336.
2 Zhao, Jingyuan 2021-10-19 02:45 UTC Discoverers from TNS. Type and period from vsnet-alert 26333.
1 Schmeer, Patrick 2021-10-18 20:04 UTC Pan-STARRS1 position. Maximum magnitude from ZTF data (via ALeRCE). Minimum magnitude from SDSS.