18512-2500 B   410

 
 
18h 51m 11.90s -24 59' 35.1" P.A. 190 sep 0.8 mag 9.70,11.70 Sp A1/2IV
 
 
Coord 2000
18512-2500
Discov num
B   410
Comp
Coord arcsec 2000
18 51 11.90 -24 59 35.1
Date first
1927
Date last
1947
Obs
4
Pa first
190
Pa last
190
P.A. Now (θ)
190°
Sep first
0.9
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.70
Mag sec
11.70
delta mag (ΔM)
2
Spectral class
A1/2IV (white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
190.2
Precise sep
0.78
Constellation
Sagittarius
last precise pa
190.2
last precise sep
0.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18512-2500 B 410 1947 4 190 0.8 9.70 11.70 A1/2IV 185111.90-245935.1

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