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Name
  V1171 Cyg  
AAVSO UID
000-BDP-077 (12 observations)  
Constellation
Cygnus Sequence
J2000.0
19 57 57.34 +33 53 00.5  (299.48892 +33.88347) Search nearby
B1950.0 19 56 02.67 +33 44 50.9
Proper motion
RA: -1.4 +/- 0.8 mas/yDec: -3.5 +/- 0.7 mas/ySource: UCAC4
Galactic coord. 70.165 +2.451
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
BD+33 3666 HAT 199-04144 HD 226815
IOMC 2678000028    
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Variability type
EA+SPB
Spectral type B9
Mag. range
10.0 - 10.3 p
Discoverer --
Epoch
08 Jun 1969 (HJD 2440380.5492) Ephemeris
Outburst --
Period 1.4621239 d
Rise/eclipse dur. 15%  (5.264 h)
Remarks
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1 Admin, VSX Pulsations witha period of 4.857d.
2 GCVS Team VB A (B 11.0m, 0.34", 71.2deg; 1979.5). Min II 10.3.
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References
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1 Bob Nelson's O-C files, 2016 --
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 J.D. Hartman, G. Bakos, K.Z. Stanek, R.W. Noyes, 2004, AJ 128, 1761 2004AJ....128.1761H
4 J.D.Hartman, G.Bakos, K.Z.Stanek, R.W.Noyes, AJ, 128, 1761, 2004. 2004AJ....128.1761H
5 H.Bossen, IBVS N464, 1970. 1970IBVS..464....1B
6 A.A.Wachmann, Bergd Abh V1, N4, 1966. 1966AAHam...6..281W
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 = 9.83H = 9.87K = 9.84J - K = -0.01
AllWISE W1 = 9.85W2 = 9.89W3 = 9.82W4 = 8.52W1 - W2 = -0.04W3 - W4 = 1.30
Images
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Supporting Documents
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Revision History
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3 Admin, VSX 2010-06-07 21:32 UTC Update from [2004AJ....128.1761H].
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.