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Latest Details
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Name
  V2080 Cyg  
AAVSO UID
000-BCG-781 (5328 observations)  
Constellation
Cygnus Sequence
J2000.0
19 26 47.95 +50 08 43.8  (291.69979 +50.14550) Search nearby
B1950.0 19 25 28.26 +50 02 32.2
Proper motion
RA: 55.723 +/- 0.039 mas/yDec: 75.019 +/- 0.037 mas/ySource: Gaia DR1
Galactic coord. 81.920 +15.212
Other names

(Internal only)
1RXS J192648.7+500829 AAVSO 1924+49 AAVSO_ALIAS 1921+50 K
AAVSO_ALIAS 74 COMP SE ADS 12470 A BD+49 3012
HD 183361 HIP 95611 PPM 37412
SAO 31661 TYC 3551-1744-1  
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Variability type
EA
Spectral type F6V
Mag. range
7.37 - 7.78: V
Discoverer --
Epoch
25 Mar 2012 (HJD 2456011.957) Ephemeris
Outburst --
Period 4.933568 d
Rise/eclipse dur. 5%  (5.92 h)
Remarks
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1 Admin, VSX Min II ampltidue 0.38V.
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References
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1 Bob Nelson's O-C files, 2016 --
2 Catalogue of Stellar Spectral Classifications (Skiff, 2012) 2010yCat....102023S
3 M. Kurpinska-Winiarska, E. Oblak, M. Winiarski, T. Kundera, 2000, IBVS 4823 2000IBVS.4823....1K
4 European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
SP-1200
1997yCat.1239....0E
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 = 6.37H = 6.16K = 6.12J - K = 0.26
AllWISE W1 = 6.13W2 = 6.02W3 = 6.11W4 = 6.05W1 - W2 = 0.10W3 - W4 = 0.06
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2012-09-12 21:06 UTC Phase plot with Hipparcos and AAVSO V data.
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Revision History
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5 Otero, Sebastian Alberto 2012-09-12 21:06 UTC Period, epoch, rise duration and range from AAVSO and Hipparcos data. Spectral type from Skiff (2012).
4 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
3 Admin, VSX 2008-12-27 01:29 UTC Update from [2000IBVS.4823....1K].
2 Admin, VSX 2007-03-23 19:53 UTC Added period, epoch and spectral type from [1997yCat.1239....0E].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.