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Latest Details
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Name
  FG Vul  
AAVSO UID
000-BCX-571 (69 observations)  
Constellation
Vulpecula Sequence
J2000.0
20 34 33.04 +28 16 51.4  (308.63767 +28.28094) Search nearby
B1950.0 20 32 27.40 +28 06 29.7
Proper motion
RA: -1.85 +/- 0.85 mas/yDec: -9.97 +/- 0.88 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 69.874 -7.169
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 2030+27 ASAS J203433+2816.8 ASASSN-V J203433.05+281651.8
BD+27 3795 HD 334750 HIP 101527
IRC +30438 RAFGL 5516S  
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Variability type
SRC
Spectral type M5II
Mag. range
8.97 - 9.51 V
Discoverer --
Epoch
14 Sep 1957 (HJD 2436095.8) Ephemeris
Outburst --
Period 86 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team In the region of the open cluster NGC 6940. Star 120. The epoch of light minimum is given.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 W.Goetz, IBVS N2461, 1984. 1984IBVS.2461....1G
4 S.Vasilevskis, R.A.Rach, AJ 62, 175, 1957. 1957AJ.....62..175V
External Links
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Location    Go   
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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 = 3.74H = 2.80K = 2.32J - K = 1.42
AllWISE W3 = 2.02W4 = 1.74W3 - W4 = 0.27
APASS-DR9 g' = 10.66
SDSS-DR12 u = 13.75g = 8.98r = 8.73i = 8.45z = 8.43u - g = 4.77r - i = 0.28
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 34 33.04 +28 16 51.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 NGC 6940 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
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.