18051-2317 B   375

 
 
18h 05m 08.25s -23 16' 31.4" P.A. 166 sep 0.8 mag 9.95,10.84 Sp A9
 
 
Coord 2000
18051-2317
Discov num
B   375
Comp
Coord arcsec 2000
18 05 08.25 -23 16 31.4
Date first
1927
Date last
1991
Obs
4
Pa first
172
Pa last
166
P.A. Now (θ)
166°
Sep first
0.9
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.95
Mag sec
10.84
delta mag (ΔM)
0.89
Spectral class
A9 (white)
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
165.5
Precise sep
0.8
Constellation
Sagittarius
SAO
186245
Tycho2
6842-01891-1
HD
165051
last precise pa
165.5
last precise sep
0.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18051-2317 B 375 1991 4 166 0.8 9.95 10.84 A9 180508.25-231631.4

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