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Name
  V2095 Cyg  
AAVSO UID
000-BCV-792 (14 observations)  
Constellation
Cygnus Sequence
J2000.0
19 56 50.16 +44 16 16.1  (299.20900 +44.27114) Search nearby
B1950.0 19 55 13.24 +44 08 09.9
Proper motion
RA: 6.78 +/- 0.70 mas/yDec: 4.00 +/- 0.65 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 78.999 +7.985
Other names

(Internal only)
2MASS J19565014+4416159 AAVSO 1953+44 BD+43 3422
HD 189160 HIP 98156 KIC 8324268
KID 8324268 SAO 49005 TYC 3149-1558-1
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Variability type
ACV
Spectral type B8p Si
Mag. range
7.86 - 7.94 Hp
Discoverer --
Epoch
14 May 2009 (HJD 2454965.58) Ephemeris
Outburst --
Period 2.0091295 d
Rise/eclipse dur. 54%  (26.038 h)
Remarks
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1 Otero, Sebastian Alberto V= 10.98 companion at 18" contaminates Hipparcos photometry.
2 Jansen, R Amplitude in Kepler passband is 0.026m.
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References
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1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 L.A. Balona, A. Pigulski, P. De Cat et al., 2011, MNRAS 413, 2403 2011MNRAS.413.2403B
3 European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
SP-1200
1997yCat.1239....0E
4 Kepler data (MAST) --
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 = 7.87H = 7.99K = 7.94J - K = -0.07
AllWISE W1 = 7.90W2 = 7.95W3 = 8.01W4 = 8.13W1 - W2 = -0.05W3 - W4 = -0.12
APASS-DR9 g' = 8.14r' = 7.98i' = 8.16
Images
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Supporting Documents
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1 Phase plot Kepler data from JD 2454964 to 2454998 Jansen, R 2011-03-24 00:23 UTC
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Revision History
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7 Otero, Sebastian Alberto 2020-05-24 18:41 UTC Range and position from the GCVS (November 2019 version).
6 Admin, VSX 2012-05-11 00:40 UTC Update from [2011MNRAS.413.2403B].
5 Otero, Sebastian Alberto 2011-03-24 01:14 UTC Range from the GCPD for the A component.
4 Jansen, R 2011-03-24 00:23 UTC Confirmation of suspected var type.
Added: phase plot, period, epoch, cross-references, rise duration.
Spectral type from Renson, General Catalogue of Ap and Am stars, 2009
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 19:53 UTC Added spectral type from [1997yCat.1239....0E].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.