18508-3717 B   951

 
 
18h 50m 48.06s -37 17' 39.5" P.A. 28 sep 4.6 mag 10.40,10.50
 
 
Coord 2000
18508-3717
Discov num
B   951
Comp
Coord arcsec 2000
18 50 48.06 -37 17 39.5
Date first
1913
Date last
2010
Obs
8
Pa first
29
Pa last
28
P.A. Now (θ)
28°
Sep first
4.6
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
10.40
Mag sec
10.50
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-027
Sec motion ra
Pri motion dec
-069
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
28
Precise sep
4.6
Constellation
Corona Austrina
last precise pa
28
last precise sep
4.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18508-3717 B 951 1999 6 29 4.7 10.40 10.50 D 185048.06-371739.5
18508-3717 B 951 2010 8 28 4.6 10.40 10.50 185048.06-371739.5

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