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Latest Details
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Name
  V Ser  
AAVSO UID
000-BFL-891 (618 observations)  
Constellation
Serpens Sequence
J2000.0
18 16 49.13 -15 31 07.1  (274.20471 -15.51864) Search nearby
B1950.0 18 13 56.88 -15 32 14.2
Proper motion
RA: -0.444 +/- 1.037 mas/yDec: -2.109 +/- 1.013 mas/ySource: Gaia DR1
Galactic coord. 15.219 +0.404
Other names

(Internal only)
2MASS J18164912-1531070 AN 165.1904 ASASSN-V J181649.11-153107.9
BD-15 4905 GSC 06265-01693 HD 167655
HV 1038 TYC 6265-1693-1  
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Variability type
EA/SD
Spectral type B8
Mag. range
9.50 - 10.48 V
Discoverer Henrietta Leavitt (1904)
Epoch
31 May 2006 (HJD 2453886.799) Ephemeris
Outburst --
Period 3.453550 d
Rise/eclipse dur. 15%  (12.43 h)
Remarks
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1 Otero, Sebastian Alberto Min II= 9.83.
2 GCVS Team Min II 9.85.
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References
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1 Bob Nelson's O-C files, 2016 --
2 V.P.Zessewitsch, Odessa Izv. 4, Issue 3, 1954. --
3 N.F.Florja, Tsirk. Astron. Inst. Tashkent N9, 1933. --
4 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
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 = 8.69H = 8.59K = 8.50J - K = 0.18
AllWISE W1 = 8.35W2 = 8.38W3 = 8.16W4 = 6.74W1 - W2 = -0.03W3 - W4 = 1.42
APASS-DR9 B = 10.45V = 10.16g' = 10.17r' = 10.06B - V = 0.29
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 16 49.13 -15 31 07.1 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
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4 Fernig, Leo 2022-04-22 13:34 UTC Discoverer updated from 1907AnHar..55....1C page 22
3 Otero, Sebastian Alberto 2011-04-26 19:07 UTC Primary record creation. Type, period, epoch, rise duration and range from ASAS-3 data.
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.

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