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  T Vul  
000-BCM-658 (12170 observations)  
Vulpecula Sequence
20 51 28.24 +28 15 01.8  (312.86767 +28.25050) Search nearby
B1950.0 20 49 20.82 +28 03 43.6
Proper motion
RA: 5.06 +/- 0.32 mas/yDec: -4.38 +/- 0.42 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 72.132 -10.152
Other names

(Internal only)
AAVSO 2047+27 BD+27 3890 HD 198726
HIP 102949 HR 7988 SAO 89216
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Variability type
Spectral type F5Ib-G0Ib
Mag. range
5.41 - 6.09 V
Discoverer --
26 May 1993 (HJD 2449134.074) Ephemeris
Outburst --
Period 4.435424 d
Rise/eclipse dur. 32%
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team P var. Max = 2419372.151 + 4.435589d*E (JD2409880 - 34000); since JD2434000 see Table.
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Breitfelder, J.; et al., 2016, Observational calibration of the projection
factor of Cepheids. II. Application to nine Cepheids with HST/FGS parallax
2 L.Szabados, Bud Mitt N70, 1977. 1977CoKon..70....1S
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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 = 5.01H = 4.43K = 4.29J - K = 0.72
AllWISE W1 = 4.17W2 = 3.88W3 = 4.20W4 = 4.14W1 - W2 = 0.29W3 - W4 = 0.06
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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Revision History
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3 Billiaert, Bruno 2016-02-03 08:08 UTC Period and epoch from 2016arXiv160104727B.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.