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Latest Details
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Name
  HAT 199-28439  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
19 54 05.91 +39 06 12.4  (298.52463 +39.10344) Search nearby
B1950.0 19 52 19.88 +38 58 17.0
Proper motion
RA: 3.1 +/- 6.7 mas/yDec: 3.2 +/- 6.5 mas/ySource: UCAC4
Galactic coord. 74.252 +5.803
Other names

(Internal only)
ASASSN-V J195405.89+390613.2 LF 3b 23- 4 ZTF J195405.90+390612.3
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Variability type
SR
Spectral type M3
Mag. range
13.679 (0.269) r
Discoverer --
Epoch
04 Nov 2018 (HJD 2458426.938) Ephemeris
Outburst --
Period 52.4511693 d
Rise/eclipse dur. --
Remarks
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1 2020arXiv200508662C Epoch of minimum given. g-band period= 52.1154556 d.
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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 J.D.Hartman, G.Bakos, K.Z.Stanek, R.W.Noyes, AJ, 128, 1761, 2004. 2004AJ....128.1761H
4 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1949ApJ...109..391N
External Links
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Location    Go   
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 9.85H = 8.81K = 8.50J - K = 1.35
AllWISE W1 = 8.35W2 = 8.47W3 = 8.20W4 = 7.95W1 - W2 = -0.12W3 - W4 = 0.25
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 54 05.91 +39 06 12.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 108 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2021-10-26 10:21 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
2 Admin, VSX 2007-04-04 10:14 UTC Position and spectral type from Brian Skiff's MKTypes.dat [http://vizier.u-strasbg.fr/viz-bin/Cat?III/233B].
1 Admin, VSX 2006-11-14 08:34 UTC Initial database population.