Variable Star BF Cyg

CROSS IDENTIFICATION: BF Cyg

BF Cyg = AN 1914.0112 = He 3-1747 = MWC 0315 

GCVS result

ID: 310084
Variable star: BF Cyg
RA 2000: 192353.5
DE 2000: +294029
RA 1950:
DE 1950:
Type of variability: ZAND
Max (mag): 9.3
Min (mag): 13.4
Photometric system: p
Epoch (JD):
Period (d):
Year of outburst for N, SN:
M-m (or D):
Spectrum: Bep+M5III
Study reference: 08044
Chart or phot. ref.: 00570
Cases of non-existence:

GCVS NOTE result

P orb = 750d [05655]. Irregular light variations and sometimes observed brightenings by 2m - 3m are superimposed by semiregular oscillations with the cycle 755d [01039, 08044].

GCVS NOTES fulltext search:  

NSV: Suspected Variable NSV  not found.

BRKA: Variable star BF Cyg not found.

MEKA result

Variable star: BF Cyg
Type of variability: ZAND
Points: 2
Max (mag): 11,6
Min (mag): 13,2
Photometric system: V
Period (d):
Spectrum:
B-V: 0,30
Finding chart: ID: 071, M II

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.)