18443-3539 B   942

 
 
18h 44m 19.36s -35 38' 30.9" P.A. 314 sep 9.7 mag 4.87,12.60 Sp B2.5V dist. 143.06 pc (466.66 l.y.)
 
 
Coord 2000
18443-3539
Discov num
B   942
Comp
Coord arcsec 2000
18 44 19.36 -35 38 30.9
Date first
1927
Date last
2000
Obs
3
Pa first
314
Pa last
314
P.A. Now (θ)
314°
Sep first
9.4
Sep last
9.7
Sep. Now (ρ)
9.7"
Mag pri
4.87
Mag sec
12.60
delta mag (ΔM)
7.73
Spectral class
B2.5V (blue-white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-031
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.6
Precise sep
9.7
Constellation
Sagittarius
SAO
210509
HIP
91918
Tycho2
7419-03077-1
HD
172910
HR
7029
CD
CD-3512876
CP
CP-35 8184
Distance
143.06
Distance ly
466.66
last precise pa
313.6
last precise sep
9.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18443-3539 B 942 2000 3 314 9.7 4.87 12.60 B2.5V D 184419.36-353830.9
18443-3539 B 942 2010 4 306 10.0 4.87 12.60 B2.5V 184419.36-353830.9

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