Variable Star WSer


CROSS IDENTIFICATION: W Ser

W Ser = AN 1907.0055 = BD -15 4842 = HD 166126 = HV 02909 = He 3-1608 = SAO 161128 


GCVS result

ID: 760006
Variable star: W Ser
RA 2000: 180950.6
DE 2000: -153300
RA 1950:
DE 1950:
Type of variability: EA/GS
Max (mag): 8.42
Min (mag): 10.20
Photometric system: V
Epoch (JD): 26625.493
Period (d): 14.15486
Year of outburst for N, SN:
M-m (or D): 20 :
Spectrum: F5eIb(shell)
Study reference: 09795
Chart or phot. ref.: 00318
Cases of non-existence:


GCVS NOTE result

P var, nonlinear terms: +(3.140d*10**(-6))*E**2 + (1.432d*10**(-9))*E**3. The light curve shape var. Wavelike variations in Max light. Changes of emission lines with the orbital phase. Active mass exchange, evidence for a common envelope.

GCVS NOTES fulltext search:  


NSV: Suspected Variable NSV  not found.


BRKA: Variable star W Ser not found.


MEKA: Variable star W Ser not found.


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..


 
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