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Name
  R CMa  
AAVSO UID
000-BBM-918 (7735 observations)  
Constellation
Canis Major Sequence
J2000.0
07 19 28.18 -16 23 42.9  (109.86742 -16.39525) Search nearby
B1950.0 07 17 12.35 -16 18 00.0
Proper motion
RA: 163.457 +/- 0.028 mas/yDec: -138.609 +/- 0.026 mas/ySource: Gaia DR1
Galactic coord. 230.670 -1.406
Other names

(Internal only)
1RXS J071928.0-162339 AAVSO 0715-16 BD-16 1898
HD 57167 HIP 35487 HR 2788
SAO 152724    
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Variability type
EA/SD
Spectral type F1V
Mag. range
5.70 - 6.31 V
Discoverer F. W. Wright
Epoch
03 Feb 2021 (HJD 2459248.696) Ephemeris
Outburst --
Period 1.1359525 d
Rise/eclipse dur. 18%  (4.907 h)
Remarks
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1 GCVS Team Min II 5.78. P var [K.Kordylewski, Bud Mitt N46, 1960., E.F.Guinan, AJ 82, 51, 1977.]. The star shows anomalies of the light curve [R.Koch, AJ 65, N5, 326, 1960., M.Kitamura, C.Takahashi, PAS Japan 14, N1, 1962=Tokyo Repr N231.].
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References
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1 Bob Nelson's O-C files, 2016 --
2 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
3 F.W.Wright, HA 89, N10, 1937. 1932AnHar..89..171W
4 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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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 = 5.03H = 4.80K = 4.72J - K = 0.31
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2024-09-05 21:07 UTC Period, epoch and eclipse duration from AAVSO data. Range derived from Hipparcos and AAVSO 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.