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Details for Revision 1
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Name
  V Boo  
AAVSO UID
000-BBV-464 (80338 observations)  
Constellation
Boötes Sequence
J2000.0
14 29 45.30 +38 51 41.0  (217.43875 +38.86139) Search nearby
B1950.0 14 27 44.25 +39 04 59.5
Galactic coord. 68.956 +66.392
Other names

(Internal only)
AAVSO 1425+39 BD+39 2773 HD 127335
HIP 70885 IRC +40257 RAFGL 4947S
SAO 64180    
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Variability type
SRA
Spectral type M6e
Mag. range
7 - 12 V
Discoverer --
Epoch
24 Jun 1981 (HJD 2444780) Ephemeris
Outburst --
Period 258.01 d
Rise/eclipse dur. 49%  (126.42489999999999 d)
Remarks
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1 Otero, Sebastian Alberto Amplitude modulation caused by the beating of P= 257.8 and 259.2 d. Secondary period 137.1 d. Period in the table is the mean period from all AAVSO data (1904-2023).
2 GCVS Team P var. Amplitude strongly varies.
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References
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1 Greaves, J., 2019, V Boötis Revisited 2019BAAVC.180...16G
2 Duner, N. C., 1886, Über den veränderlichen Stern DM.+ 39°.2773 im Bootes 1886AN....114..325D
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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Campaigns/Programs
 Legacy LPV Program
 LPV Program
 Percy's Unusual LPVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2023-11-30 17:54 UTC Type from 2019BAAVC.180...16G. Period, epoch and range from AAVSO data.
3 van Ballegoij, Erwin J 2018-12-19 23:31 UTC Discoverer from 1886AN....114..325D.
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.