18515-3851 B  2869

 
 
18h 51m 31.29s -38 51' 01.8" P.A. 77 sep 10.3 mag 8.36,13.50 Sp A9V
 
 
Coord 2000
18515-3851
Discov num
B  2869
Comp
Coord arcsec 2000
18 51 31.29 -38 51 01.8
Date first
1930
Date last
2015
Obs
5
Pa first
80
Pa last
77
P.A. Now (θ)
77°
Sep first
7.0
Sep last
10.3
Sep. Now (ρ)
10.3"
Mag pri
8.36
Mag sec
13.50
delta mag (ΔM)
5.14
Spectral class
A9V (white)
Pri motion ra
+001
Sec motion ra
-122
Pri motion dec
-005
Sec motion dec
-005
Notes
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Tycho2
9003-01037-1
last precise pa
77.2
last precise sep
10.262
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18515-3851 B 2869 1999 3 77 10.2 8.30 13.50 A9V D 185131.29-385101.8
18515-3851 B 2869 2015 5 77 10.3 8.36 13.50 A9V 185131.29-385101.8

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