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Latest Details
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Name
  GSC 01643-01984  
AAVSO UID
000-BCL-360 (6543 observations)  
Constellation
Sagitta Sequence
J2000.0
20 20 10.95 +21 07 50.4  (305.04562 +21.13067) Search nearby
B1950.0 20 17 58.35 +20 58 19.1
Proper motion
RA: 1.0 +/- 2.3 mas/yDec: -5.5 +/- 2.6 mas/ySource: UCAC4
Galactic coord. 62.068 -8.575
Other names

(Internal only)
AAVSO_ALIAS 123 COMP N AAVSO_DES 2015+20 E ASAS 202011+2107.8
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Variability type
CST
Spectral type --
Mag. range
12.38 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Constant star.
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References
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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 = 9.47H = 8.64K = 8.46J - K = 1.01
AllWISE W1 = 8.37W2 = 8.53W3 = 8.37W4 = 8.03W1 - W2 = -0.16W3 - W4 = 0.34
APASS-DR9 B = 13.84V = 12.31g' = 12.99r' = 11.75i' = 11.15B - V = 1.52
Images
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Size 5' x 5' (297 x 298 pixels)
Center 20 20 10.95 +21 07 50.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2011-06-22 22:56 UTC Magnitude from ASAS-3.
1 Admin, VSX 2009-10-23 00:50 UTC Preserved original object data.

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