15405+4242 BVD 243

 
 
15h 40m 31.98s +42 41' 57.3" P.A. 100 sep 10 mag 12.40,16.40
 
 
Coord 2000
15405+4242
Discov num
BVD 243
Comp
Coord arcsec 2000
15 40 31.98 +42 41 57.3
Date first
1999
Date last
2002
Obs
2
Pa first
102
Pa last
100
P.A. Now (θ)
100°
Sep first
10.2
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
12.40
Mag sec
16.40
delta mag (ΔM)
4
Spectral class
Pri motion ra
+050
Sec motion ra
+050
Pri motion dec
+037
Sec motion dec
+039
Notes
V (Proper motion indicates physical)
rPM=0.032 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
99.6
Precise sep
10.029
Constellation
Bootes
last precise pa
99.6
last precise sep
10.029
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15405+4242 BVD 243 1999 1 102 10.2 12.40 16.40 V 154031.98+424157.3
15405+4242 BVD 243 2002 2 100 10.0 12.40 16.40 V 154031.98+424157.3

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