Variable Star SW And


SW And = AN 1907.0005 = BD +28 0054 = HV 01305 = SAO 073952 

GCVS result

ID: 010023
Variable star: SW And
RA 2000: 002343.1
DE 2000: +292404
RA 1950:
DE 1950:
Type of variability: RRAB
Max (mag): 9.14
Min (mag): 10.09
Photometric system: V
Epoch (JD): 53735.538
Period (d): 0.4422618
Year of outburst for N, SN:
M-m (or D): 17
Spectrum: A7III-F8III
Study reference: 00001
Chart or phot. ref.: HIP
Cases of non-existence:

GCVS NOTE result

[Fe/H] = -0.24. P varies, current elements are given. According to [N0037], Max = 2435249.25744 + 0.442270491d*E - 1.032 x 10^{-10}E*E.

GCVS NOTES fulltext search:  

NSV: Suspected Variable NSV  not found.

BRKA: Variable star SW And not found.

MEKA: Variable star SW And 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..

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 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
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