Variable Star EMCyg


EM Cyg = AN 1928.0185 

GCVS result

ID: 310156
Variable star: EM Cyg
RA 2000: 193840.1
DE 2000: +303028
RA 1950:
DE 1950:
Type of variability: UGZ+E
Max (mag): 11.9
Min (mag): 14.4
Photometric system: p
Epoch (JD):
Period (d):
Year of outburst for N, SN:
M-m (or D):
Spectrum: pec(UG)
Study reference: 04248
Chart or phot. ref.: 04248
Cases of non-existence:

GCVS NOTE result

Mean cycle varies in the range 19d - 33d [04248, 09111]. "Depth of eclipses 0.25m V light variations: Min = 2437882.8595 + 0.29090950d*E - 21d*10**(-12)*E**2 [08854]. Sometimes there are light oscillations with periods 14.6s - 21.2s and an amplitude up to 0.4% [06102, 09112].

GCVS NOTES fulltext search:  

NSV: Suspected Variable NSV  not found.

BRKA: Variable star EM Cyg not found.

MEKA result

Variable star: EM Cyg
Type of variability: UG
Points: 3
Max (mag): 12,2
Min (mag): 14,1
Photometric system: V
Period (d):
Finding chart: ID: 073, M II

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
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 BCVS (1994)  529.953 records
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