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  PT Ser  
000-BBW-522 (31 observations)  
Serpens Sequence
15 46 05.64 -01 48 15.1  (236.52350 -1.80419) Search nearby
B1950.0 15 43 30.32 -01 38 56.0
Proper motion
RA: -22.323 +/- 0.033 mas/yDec: -30.811 +/- 0.018 mas/ySource: Gaia DR1
Galactic coord. 5.531 +38.987
Other names

(Internal only)
25 Ser AAVSO 1540-01 BD-01 3092
HD 140873 HIP 77227 HR 5863
SAO 140740    
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Variability type
Spectral type B8III+A7V
Mag. range
5.37 - 5.40 V
Discoverer --
01 Sep 1991 (HJD 2448500.611) Ephemeris
Outburst --
Period 0.868432 d  (20.8424 h)
Rise/eclipse dur. --
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1 Otero, Sebastian Alberto SB2. Per= 38.927 d.
2 GCVS Team SB, Porb = 38.937d.
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 A study of bright southern slowly pulsating B stars. II. The intrinsic
2 European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
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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 = 5.40H = 5.42K = 5.40J - K = -0.01
AllWISE W1 = 5.45W2 = 5.36W3 = 5.52W4 = 5.12W1 - W2 = 0.09W3 - W4 = 0.40
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2012-02-10 15:17 UTC Period and spectral type from 2002A&A...393..965D. Range from Hipparcos data.
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 15:53 UTC Added period, epoch and spectral type from [1997yCat.1239....0E].
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.