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Latest Details
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Name
  ASASSN-V J195903.89+504639.4  
AAVSO UID
000-BNR-270 (13704 observations)  
Constellation
Cygnus Sequence
J2000.0
19 59 03.89 +50 46 39.3  (299.76621 +50.77758) Search nearby
B1950.0 19 57 41.17 +50 38 24.3
Galactic coord. 84.894 +10.929
Other names

(Internal only)
1SWASP J195903.88+504639.3 2MASS J19590388+5046393 GSC 03570-00292
UCAC4 704-068757 USNO-A2.0 1350-11407465  
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Variability type
HADS
Spectral type --
Mag. range
11.54 - 11.73 V
Discoverer ASAS-SN
Epoch
20 Sep 2020 (HJD 2459113.077) Ephemeris
Outburst --
Period 0.0870427 d  (2.08902 h)
Rise/eclipse dur. 43%  (0.898 h)
Remarks
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References
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1 Jayasinghe, T.; Kochanek, C. S.; Stanek, K. Z.; et al., 2018, The ASAS-SN
Catalog of Variable Stars I: The Serendipitous Survey
2018arXiv180301001J
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 Butters, O. W.; et al., 2010, The first WASP public data release 2010A&A...520L..10B
External Links
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Images
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Size 5' x 5' (297 x 298 pixels)
Center 19 59 03.89 +50 46 39.3 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot Yatsenkov, Igor 2020-11-04 12:00 UTC Photometric data of I. Yatsenkov (YIGA) were obtained in September-October 2020.
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Revision History
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2 Yatsenkov, Igor 2020-11-03 16:52 UTC Epoch, rise duration and minimum magnitude from ASAS-SN, SuperWASP and Yatsenkov data. Gaia DR2 position.
1 Admin, VSX 2018-01-30 00:30 UTC Preserved original object data.