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Name
  ASASSN-V J195947.06+200153.8  
AAVSO UID
--  
Constellation
Sagitta Sequence
J2000.0
19 59 47.06 +20 01 53.7  (299.94608 +20.03158) Search nearby
B1950.0 19 57 34.42 +19 53 37.6
Galactic coord. 58.556 -5.134
Other names

(Internal only)
2MASS J19594706+2001538 ATO J299.9460+20.0315 Gaia DR2 1823296737690635904
IPHAS J195947.06+200153.7 IRAS 19575+1953 UCAC4 551-109719
USNO-B1.0 1100-0477072 ZTF J195947.06+200153.7  
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Variability type
RVB
Spectral type --
Mag. range
14.0 - 14.9 V
Discoverer ASAS-SN
Epoch
16 Jul 2021 (HJD 2459412.00) Ephemeris
Outburst --
Period 51.34 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Secondary period ~1000 d. ASAS-SN magnitudes contaminated by Gaia DR2 1823296737664038784 (G= 16.6; sep. 1.3"), UCAC4 551-109717 (V= 15.9; sep. 9") and UCAC4 551-109731 (V= 16.8; sep. 14"). Range has been corrected.
2 2018arXiv180301001J ASAS-SN magnitudes contaminated by nearby stars.
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References
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1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
3 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
4 Jayasinghe, T.; Kochanek, C. S.; Stanek, K. Z.; et al., 2018, The ASAS-SN
Catalog of Variable Stars I: The Serendipitous Survey
2018arXiv180301001J
5 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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2 JD light curve Otero, Sebastian Alberto 2021-09-14 22:04 UTC JD light curve showing the long period with ASAS-SN and ZTF data.
1 Phase plot Otero, Sebastian Alberto 2021-09-14 22:03 UTC Phase plot with ASAS-SN and ZTF data.
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Revision History
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2 Otero, Sebastian Alberto 2021-09-14 22:03 UTC Type, period, epoch and range from ASAS-SN and ZTF data. Gaia EDR3 position.
1 Admin, VSX 2018-01-30 00:30 UTC Preserved original object data.