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Name
  NSV 13053  
AAVSO UID
000-BCL-427 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 22 55.54 +42 59 02.1  (305.73142 +42.98392) Search nearby
B1950.0 20 21 12.11 +42 49 17.7
Proper motion
RA: 55.199 +/- 0.030 mas/yDec: 43.338 +/- 0.040 mas/ySource: Gaia DR1
Galactic coord. 80.465 +3.316
Other names

(Internal only)
ADS 13786 B BD+42 3721 B HD 194220 B
HR 7802 B SAO 49550 B  
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Variability type
CST
Spectral type G8III
Mag. range
8.8 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Range 8.5-11.0 in the NSV catalogue based on double star magnitude estimates. The star is only 1.4" away from HD 194220 A (V= 6.31 derived from HIPPARCOS). Combined magnitude V= 6.20 (GCPD).
2 GCVS Team ADS 13786B (1".26, 12deg.8, 1954; A 6.5).
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References
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1 Perryman, M. A. C., et al., 1997, The HIPPARCOS Catalogue 1997A&A...323L..49P
2 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1985ApJS...59...95A
3 P.Baize, JO 45, No.6-7, 117, 1962. 1962JO.....45..117B
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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 = 4.37H = 3.93K = 3.82J - K = 0.56
AllWISE W1 = 3.90W2 = 3.64W3 = 3.95W4 = 3.98W1 - W2 = 0.27W3 - W4 = -0.04
Images
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Supporting Documents
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Revision History
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3 Admin, VSX 2017-12-15 13:53 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
2 Otero, Sebastian Alberto 2013-01-17 01:35 UTC Type, magnitude and position from HIPPARCOS.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.

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