Variable Star i Boo


i Boo = NSV 06610 = ADS 09494 = BD +48 2259 = BS 5618 = FLM Boo 044 = Gl 0575 = HD 133640 = SAO 045357 

GCVS result

ID: 099109
Variable star: i Boo
RA 2000: 150347.3
DE 2000: +473915
RA 1950:
DE 1950:
Type of variability: EW
Max (mag): 4.70
Min (mag): 4.86
Photometric system: V
Epoch (JD): 52500.1807
Period (d): 0.2678190
Year of outburst for N, SN:
M-m (or D):
Spectrum: G2V+G2V
Study reference: N0041
Chart or phot. ref.: HIP
Cases of non-existence:

GCVS NOTE result

Min II = 4.84 . "VB B (A = NSV 20241, 5.31m Hp, G0 P varies strongly, current elements are given.

GCVS NOTES fulltext search:  

NSV result

Designation: 06610 
RA 1950:  
DE 1950:  
Var Type:
Max:  ()
Min:  ()
Study Reference
(designation in paper):

Chart Reference:
Name in GCVS: iota Boo

BRKA result

Variable star: i Boo
Brightness type: C6
Points: 2
RA 2000: 150349.3
DE 2000: +473914
Max (mag): 5.8
Min (mag): 6.40
Sec (mag):
Photometric system: V
Epoch (JD): 50182.4740
Period (d): 0.26781947
D (hour): W
d (hour):
Astrophysical note:
Reference: SAC 71
Finding chart:

MEKA: Variable star i Boo 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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