Variable Star bet Per

CROSS IDENTIFICATION: bet Per

bet Per = ADS 02362 = BAY Per bet = BD +40 0673 = BS 0936 = CRL 0443 = FLM Per 026 = HD 019356 = IRC +40055 = SAO 038592 

GCVS result

ID: 639002
Variable star: bet Per
RA 2000: 030810.1
DE 2000: +405720
RA 1950:
DE 1950:
Type of variability: EA/SD
Max (mag): 2.12
Min (mag): 3.39
Photometric system: V
Epoch (JD): 45641.5135
Period (d): 2.8673043
Year of outburst for N, SN:
M-m (or D): 14 *
Spectrum: B8V
Study reference: 00001
Chart or phot. ref.: 08953
Cases of non-existence:

GCVS NOTE result

"Multiple system (Eclipsing pair = Algol AB "Am, a = 0"".10, Porb = 1.862a) "(B 12.7m, 57"".5, 156deg, 1920). P var. P = 2.8673442d" "(1784 - 1835) P = 2.8672775d "(1854 - 1901) P = 2.8672506d "(1913 - 1915) [06156] "(JD2420500 - 25000) "(JD2425000 - 277000) "(JD2427700 - 33600) "(JD2433600 - 37000) "(JD2437000 - 42200) "Porb (Algol C) = 1.862a may be traced in the deviations a period of 32a may also be real. Depth of Min I var. Variable polarization, changes in hydrogen line profiles, sometimes emissions in the spectrum. Radio source with frequent burst of different amplitude, faint X-ray source.

GCVS NOTES fulltext search:  

NSV: Suspected Variable NSV  not found.

BRKA: Variable star bet Per not found.

MEKA: Variable star bet Per not found.

DSS plate 15'x 15'

Image from the Digitized Sky Survey at the STScI Archive.

 

Please put the variable's designation into field in common style - for example: ZUMa, zuma, V477Cyg, v1182Cyg, NSV 255, nsv2544. Designation of bright variable stars like Beta Persei type in short style (three letters) - bet Per. The complete cross-identification among more then 30 catalogues will be done after submitting.
Spaces and cases are ingnored..


 
Search for variable star:
Search in: All catalogues / databases
 
 
 Search for data on the NET
(AFOEV, B.R.N.O., MEDUZA, VSOLJ, VSNET, HPHK, AICU-Ondrejov)
 Open European Journal on Variable stars

 
 GCVS (2011)  43.675 records
 NSV (1997) 14.811 records
 BRKA (2001)  1.432 records
 MEKA (2001)  147 records
 CzeV, SvkV and RafV catalogues (new variables)
 
 BCVS (1994)  529.953 records
 
 Show DSS plate 15'x 15' (use coords: )
(Selected catalogue has to be checked above.)