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Name
  EV Cyg  
AAVSO UID
000-BCJ-458 (79 observations)  
Constellation
Cygnus Sequence
J2000.0
19 53 01.78 +29 38 52.2  (298.25742 +29.64783) Search nearby
B1950.0 19 51 01.58 +29 31 01.6
Proper motion
RA: -8.4 +/- 3.1 mas/yDec: -1.2 +/- 3.0 mas/ySource: UCAC4
Galactic coord. 65.996 +1.157
Other names

(Internal only)
2MASS J19530180+2938521 AAVSO 1949+29 AN 196.1928
ASASSN-V J195301.73+293852.3 GSC 02152-00746 IRAS 19509+2930
IRC +30397 RAFGL 5439S TYC 2152-746-1
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Variability type
M
Spectral type M2e-M6.5
Mag. range
9.5 - <14.0 V
Discoverer --
Epoch
28 Jul 2006 (HJD 2453944.9) Ephemeris
Outburst --
Period 255.8 d
Rise/eclipse dur. 46%  (118 d)
Remarks
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1 Otero, Sebastian Alberto J-K= 1.77.
2 GCVS Team P var. Max = 2427740 + 259.1d*E (JD2425100 - 29100); since JD2433500 - see Table. The position of the star in the chart in [C.Hoffmeister, Sonn Mitt N15, 1928.] is wrong [A.A.Wachmann, Erg AN 11, N5, 1948.].
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References
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1 C. Yesilyaprak, S.K. Yerli, B.B. Gücsav, 2012, NewA 17, 504 2012NewA...17..504Y
2 A.A.Wachmann, Bergd Abh 6, N3, 1964. --
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 = 4.83H = 3.83K = 3.05J - K = 1.77
AllWISE W3 = 0.71W4 = -0.70W3 - W4 = 1.41
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2012-08-13 19:49 UTC Identification by Hitoshi Yamaoka (Priv. comm. to the GCVS team). UCAC4 position. Range from AAVSO visual data.
3 Admin, VSX 2012-06-07 00:57 UTC Update from [2012NewA...17..504Y].
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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