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  R Boo  
000-BBV-561 (60666 observations)  
Bo÷tes Sequence
14 37 11.60 +26 44 12.0  (219.29833 +26.73667) Search nearby
B1950.0 14 34 59.17 +26 57 10.7
Galactic coord. 38.070 +66.469
Other names

(Internal only)
AAVSO 1432+27 BD+27 2400 HD 128609
HIP 71490 IRC +30260 RAFGL 4950S
SAO 83440    
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Variability type
Spectral type M3e-M8e
Mag. range
6.2 - 13.1 V
Discoverer --
05 Oct 1980 (HJD 2444518) Ephemeris
Outburst --
Period 223.4 d
Rise/eclipse dur. 46%  (102.764000000000 d)
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2 T. Karlsson, Maxima of Mira stars --
3 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
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Supporting Documents
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 Binocular program
 Legacy LPV Program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2020-05-24 13:13 UTC Period, epoch, rise duration and range from the GCVS (November 2019 version).
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.