15202+3042 STF1935

 
 
15h 20m 13.27s +30 41' 44.2" P.A. 289 sep 8.6 mag 9.91,10.19 Sp G5 dist. 86.66 pc (282.68 l.y.)
 
 
Coord 2000
15202+3042
Discov num
STF1935
Comp
Coord arcsec 2000
15 20 13.27 +30 41 44.2
Date first
1832
Date last
2014
Obs
40
Pa first
290
Pa last
289
P.A. Now (θ)
289°
Sep first
8.4
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
9.91
Mag sec
10.19
delta mag (ΔM)
0.28
Spectral class
G5 (yellow)
Pri motion ra
-011
Sec motion ra
-011
Pri motion dec
-014
Sec motion dec
-014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
289
Precise sep
8.56
Constellation
Corona Borealis
SAO
64641
HIP
75057
Tycho2
2563-00850-1
HD
136526
BD
BD+31 2722
Distance
86.66
Distance ly
282.68
last precise pa
289
last precise sep
8.56
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15202+3042 STF1935 2005 35 289 8.6 9.91 10.19 G5 D 152013.27+304144.2
15202+3042 STF1935 2009 36 290 8.6 9.91 10.19 G5 D 152013.27+304144.2
15202+3042 STF1935 2014 39 289 8.6 9.91 10.19 G5 D 152013.27+304144.2

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