Variable Star TTHer

CROSS IDENTIFICATION: TT Her

TT Her = AN 1907.0176 = BD +17 3117 = HV 03017 = SAO 102464 

GCVS result

ID: 400027
Variable star: TT Her
RA 2000: 165423.0
DE 2000: +165013
RA 1950:
DE 1950:
Type of variability: EB/KE
Max (mag): 9.61
Min (mag): 10.34
Photometric system: V
Epoch (JD): 39995.908
Period (d): 0.91207546
Year of outburst for N, SN:
M-m (or D):
Spectrum: A7V-F2V
Study reference: 00001
Chart or phot. ref.: 00110
Cases of non-existence:

GCVS NOTE result

Min II 9.89. The light curve shape var. P var. Before JD2430000 Min = 2425433.627 + "0.9120846D [02389] "(JD2430000 - 40000) [03504]

GCVS NOTES fulltext search:  

NSV: Suspected Variable NSV  not found.

BRKA result

Variable star: TT Her
Brightness type: 10
Points: 6
RA 2000: 165422.9
DE 2000: +165014
Max (mag): 9.61
Min (mag): 10.34
Sec (mag): 9.89
Photometric system: V
Epoch (JD): 48839.4108
Period (d): 0.91207944
D (hour): B
d (hour): -
Astrophysical note:
Reference: SAC 70
Finding chart: B

MEKA: Variable star TT Her 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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