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Name
  f 2 Cyg  
AAVSO UID
000-BCN-236 (4 observations)  
Constellation
Cygnus Sequence
J2000.0
21 06 36.09 +47 38 54.3  (316.65037 +47.64842) Search nearby
B1950.0 21 04 52.67 +47 26 48.1
Proper motion
RA: 6.53 +/- 0.23 mas/yDec: -1.41 +/- 0.18 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 88.884 +0.202
Other names

(Internal only)
63 Cyg ADS 14649 A BD+47 3292
DO 39216 GSC 03592-07443 HD 201251
HIP 104194 HR 8089 IRAS 21048+4726
IRC +50359 NSV 13548 PPM 60964
RAFGL 2709 SAO 50456 TIC 274278200
TYC 3592-7443-1 WDS J21066+4739A  
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Variability type
LC
Spectral type K4Ib-IIa
Mag. range
4.51 - 4.56 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team ADS 14649A (B 13.6, 15".8, 153deg, 1927); K4Ib-IIa.
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References
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1 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
2 T.E.Espin, MN 43, 272, 1883. 1883MNRAS..43..271E
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 = 1.86H = 1.13K = 1.03J - K = 0.83
AllWISE W3 = 0.99W4 = 0.88W3 - W4 = 0.11
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2023-10-03 19:28 UTC Type and range from Hipparcos and GCPD data. Gaia DR3 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.

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