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Name
  NSV 25361  
AAVSO UID
000-BCM-612 (82 observations)  
Constellation
Cygnus Sequence
J2000.0
20 50 04.93 +44 03 33.5  (312.52054 +44.05931) Search nearby
B1950.0 20 48 18.30 +43 52 12.4
Proper motion
RA: 123.27 mas/yDec: 131.81 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 84.289 +0.034
Other names

(Internal only)
56 Cyg ASASSN-V J205004.86+440334.3 BD+43 3739
GSC 03179-01248 HD 198639 HIP 102843
HR 7984 IRAS 20483+4352 LSPM J2050+4403
PPM 60544 Renson 55270 SAO 50121
TIC 356286191TYC 3179-1248-1 WDS J20501+4404A  
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Variability type
CST:
Spectral type A6V
Mag. range
5.06 - ? V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto A visual sighting of an object with magnitude 1.5 was reported on July 12, 1973 at 05.00 and 05.45 AM local time (Georgia, US) by James L. Kuhns (Sky & Telescope). The observer believed it was 56 Cygni.
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References
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1 Ricker, G. R.; et al., 2014, Transiting Exoplanet Survey Satellite (TESS) 2014SPIE.9143E..20R
2 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
3 Sky and Tel 52, No.6, 428, 1976. --
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 = 4.88H = 4.61K = 4.58J - K = 0.31
AllWISE W1 = 4.54W2 = 4.28W3 = 4.59W4 = 4.23W1 - W2 = 0.26W3 - W4 = 0.36
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2021-05-12 19:15 UTC Type and magnitude from TESS, Hipparcos and GCPD data. Gaia EDR3 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.

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