15043+2905 BU 1445

 
 
15h 04m 16.05s +29 04' 42.7" P.A. 31 sep 39 mag 7.88,12.68 Sp A2 dist. 177.62 pc (579.4 l.y.)
 
 
Coord 2000
15043+2905
Discov num
BU 1445
Comp
Coord arcsec 2000
15 04 16.05 +29 04 42.7
Date first
1901
Date last
2010
Obs
6
Pa first
33
Pa last
31
P.A. Now (θ)
31°
Sep first
41.3
Sep last
39.0
Sep. Now (ρ)
39"
Mag pri
7.88
Mag sec
12.68
delta mag (ΔM)
4.8
Spectral class
A2 (white)
Pri motion ra
+013
Sec motion ra
+002
Pri motion dec
+001
Sec motion dec
-010
Notes
N (See Notes)
rPM=1.193
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
31.3
Precise sep
38.96
Constellation
Bootes
SAO
83643
HIP
73726
Tycho2
2030-00004-1
HD
133544
BD
BD+29 2618
Distance
177.62
Distance ly
579.4
last precise pa
31.3
last precise sep
38.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15043+2905 BU 1445 1999 4 32 39.1 7.80 11.20 A2 N D 150416.05+290442.7
15043+2905 BU 1445 2002 5 31 39.3 7.80 11.20 A2 N D 150416.05+290442.7
15043+2905 BU 1445 2010 6 31 39.0 7.88 12.68 A2 N 150416.05+290442.7

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