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Latest Details
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Name
  V0476 Cyg  
AAVSO UID
000-BCJ-920 (4221 observations)  
Constellation
Cygnus Sequence
J2000.0
19 58 24.51 +53 37 06.9  (299.60213 +53.61858) Search nearby
B1950.0 19 57 09.56 +53 28 54.2
Galactic coord. 87.367 +12.417
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AN 26.1920 ATO J299.6020+53.6185 Downes V0476 Cyg
GALEX J195824.5+533706 GSC2.3 N2HK042165 Gaia23ava
N Cyg 1920 Nova Cyg 1920 USNO-A2.0 1425-10156595
USNO-B1.0 1436-0303638 ZTF18abtjgtu  
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Variability type
NA+UG
Spectral type pec(NOVA)
Mag. range
1.9 - 18.9 V
Discoverer W. F. Denning
Epoch
--
Outburst 1920
Period 0.1018002: d  (2.44320 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto P= 1.38061 d. in 2018AJ....156..241H.
2 Otero, Sebastian Alberto Outburst peak epoch JD 2422561. Cycle length ~24.1 d. ZTF magnitudes contaminated by Gaia DR2 2089624258068065152 (G= 19.1; sep. 1.1"). Range has been corrected.
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References
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1 Kato, T., 2022, V476 Cyg (Nova Cyg 1920) is currently a dwarf nova -- first
such an object in the period gap?		 2022arXiv220306320K
2 Heinze, A. N.; et al., 2018, A First Catalog of Variable Stars Measured by
the Asteroid Terrestrial-impact Last Alert System (ATLAS)		 2018AJ....156..241H
3 R.J. Strope, B.E. Schaefer, A.A. Henden, 2010, arXiv:1004.3698v1
[astro-ph.SR]		 2010arXiv1004.3698S
4 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
5 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
6 W. F. Denning, 1920, Astronomische Nachrichten, volume 211, p.419 1920AN....211..419.
External Links
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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 = 16.01H = 15.59K = 15.56J - K = 0.45
AllWISE W1 = 15.18W2 = 15.13W1 - W2 = 0.06
GALEX-DR5 FUV = 17.41NUV = 17.61FUV - NUV = -0.19
Images
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Supporting Documents
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Campaigns/Programs
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Revision History
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9 Otero, Sebastian Alberto 2023-03-13 15:50 UTC ATLAS period added.
8 Otero, Sebastian Alberto 2022-03-17 19:16 UTC Other names added.
7 Otero, Sebastian Alberto 2022-03-17 18:17 UTC Minimum magnitude derived from ZTF (Lasair) data.
6 Otero, Sebastian Alberto 2022-03-17 18:06 UTC Type, period and minimum magnitude from 2022arXiv220306320K. Gaia EDR3 position.
5 Billiaert, Bruno 2015-11-29 19:54 UTC Reference added with observations by discoverer
4 Admin, VSX 2010-04-29 00:57 UTC Update from [2010arXiv1004.3698S].
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 19:52 UTC Discoverer added.
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.

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