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Latest Details
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Name
  R Vul  
AAVSO UID
000-BCN-158 (25662 observations)  
Constellation
Vulpecula Sequence
J2000.0
21 04 22.50 +23 49 18.1  (316.09375 +23.82169) Search nearby
B1950.0 21 02 09.25 +23 37 19.3
Proper motion
RA: -2.59 +/- 0.66 mas/yDec: 0.70 +/- 0.71 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 70.476 -15.192
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 2059+23A ASAS J210423+2349.3 BD+23 4230
HD 200687 HIP 104015 SAO 89429
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Variability type
M
Spectral type M3e-M7e
Mag. range
7 - 14.3 V
Discoverer --
Epoch
08 Sep 1983 (HJD 2445586) Ephemeris
Outburst --
Period 136.73 d
Rise/eclipse dur. 49%  (66.997700000000 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team P var. Max = 2400169 + 138.3d*E (JD2400100 - 02700), Max = 2402779 + 136.76d*E (JD2402700 - 19800), Max = 2419880 + 137.45d*E (JD2419800 - 24400), Max = 2424413 + 136.76d*E (JD2424400 - 28500 [H.Schneller, GuL 3, 1952.]; Max = 2429331 + 135.9d*E (JD2428500 - 32000) [General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N. Kholopov et al.]; since JD2432000 see Table.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 T. Karlsson, Maxima of Mira stars --
3 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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 = 4.95H = 3.96K = 3.48J - K = 1.46
AllWISE W3 = 1.91W4 = 1.45W3 - W4 = 0.46
APASS-DR9 B = 11.91V = 11.46g' = 11.26r' = 10.48i' = 8.61B - V = 0.45
GALEX-DR5 NUV = 22.05
SDSS-DR12 u = 15.18g = 16.12r = 14.38i = 10.24z = 8.26u - g = -0.94r - i = 4.14
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 21 04 22.50 +23 49 18.1 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Campaigns/Programs
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
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.