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Name
  BT Sge  
AAVSO UID
--  
Constellation
Sagitta Sequence
J2000.0
20 06 35.60 +21 35 06.0  (301.64833 +21.58500) Search nearby
B1950.0 20 04 24.36 +21 26 24.2
Galactic coord. 60.723 -5.670
Other names

(Internal only)
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2MASS J20063561+2135056 AN 422.1936 ASAS J200636+2135.0
IRAS 20044+2126    
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Variability type
M
Spectral type --
Mag. range
12.8 - 18.0 p
Discoverer --
Epoch
11 Sep 1934 (HJD 2427692) Ephemeris
Outburst --
Period 275 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 18th mag. star 5" to the N and 16.2 mag. star 15" to the NE
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1992IBVS.3800....1S
3 MVS N267, 1957. --
4 A.van de Voorde, VSS 1, N3, 1949. --
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2015-05-18 23:19 UTC Primary record creation. Period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude derived from UCAC3. UCAC4 position.
2 Admin, VSX 2007-04-04 09:54 UTC Position and spectral type from Brian Skiff's MKTypes.dat [http://vizier.u-strasbg.fr/viz-bin/Cat?III/233B].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.

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