15006+4717 STT 291 (BX Boo)

 
 
15h 00m 38.72s +47 16' 38.8" P.A. 170 sep 35.9 mag 6.33,9.62 Sp B9pSiSrCr dist. 169.78 pc (553.82 l.y.)
 
 
Coord 2000
15006+4717
Discov num
STT 291
Comp
Coord arcsec 2000
15 00 38.72 +47 16 38.8
Date first
1783
Date last
2015
Obs
42
Pa first
157
Pa last
170
P.A. Now (θ)
170°
Sep first
34.4
Sep last
35.9
Sep. Now (ρ)
35.9"
Mag pri
6.33
Mag sec
9.62
delta mag (ΔM)
3.29
Spectral class
B9pSiSrCr (blue-white)
Pri motion ra
-008
Sec motion ra
-010
Pri motion dec
+016
Sec motion dec
+016
Notes
N (See Notes)
rPM=0.106 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
169.7
Precise sep
35.91
Var name
BX Boo
Constellation
Bootes
SAO
45326
HIP
73454
Tycho2
3481-01099-1
HD
133029
HR
5597
BD
BD+47 2192
Distance
169.78
Distance ly
553.82
last precise pa
169.7
last precise sep
35.91
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15006+4717 STT 291 2007 34 156 35.4 6.33 9.62 B9pSiSrCr N D 150038.72+471638.8
15006+4717 STT 291 2009 35 156 35.4 6.33 9.62 B9pSiSrCr N D 150038.72+471638.8
15006+4717 STT 291 2011 37 157 36.8 6.33 9.62 B9pSiSrCr N D 150038.72+471638.8
15006+4717 STT 291 2013 40 156 35.4 6.33 9.62 B9pSiSrCr N D 150038.72+471638.8
15006+4717 STT 291 2015 41 170 35.9 6.33 9.62 B9pSiSrCr N D 150038.72+471638.8

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