18453-3318 B   944

 
 
18h 45m 15.99s -33 18' 02.6" P.A. 178 sep 2 mag 9.31,11.51 Sp F6V dist. 297.62 pc (970.84 l.y.)
 
 
Coord 2000
18453-3318
Discov num
B   944
Comp
Coord arcsec 2000
18 45 15.99 -33 18 02.6
Date first
1927
Date last
1991
Obs
9
Pa first
181
Pa last
178
P.A. Now (θ)
178°
Sep first
2.1
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
9.31
Mag sec
11.51
delta mag (ΔM)
2.2
Spectral class
F6V (yellow-white)
Pri motion ra
-002
Sec motion ra
+005
Pri motion dec
-027
Sec motion dec
-025
Notes
rPM=0.269 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
178.2
Precise sep
1.99
Constellation
Sagittarius
SAO
210535
HIP
92012
Tycho2
7412-01523-1
HD
173146
CD
CD-3313529
Distance
297.62
Distance ly
970.84
last precise pa
178.2
last precise sep
1.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18453-3318 B 944 1991 9 178 2.0 9.31 11.51 F6V 184515.99-331802.6

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