18030-2243 RSS 468

 
 
18h 03m 01.71s -22 43' 06.5" P.A. 288 sep 11.4 mag 6.72,9.16 Sp O+ dist. 1149.43 pc (3749.44 l.y.)
 
 
Coord 2000
18030-2243
Discov num
RSS 468
Comp
Coord arcsec 2000
18 03 01.71 -22 43 06.5
Date first
1976
Date last
1999
Obs
3
Pa first
289
Pa last
288
P.A. Now (θ)
288°
Sep first
11.8
Sep last
11.4
Sep. Now (ρ)
11.4"
Mag pri
6.72
Mag sec
9.16
delta mag (ΔM)
2.44
Spectral class
O+ (blue)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
287.9
Precise sep
11.408
Constellation
Sagittarius
SAO
186169
HIP
88396
Tycho2
6842-00899-1
HD
164637
HR
6727
BD
BD-22 4516
CD
CD-2212473
Distance
1149.43
Distance ly
3749.44
last precise pa
287.9
last precise sep
11.408
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18030-2243 RSS 468 1998 2 289 11.4 6.72   O+ N D 180301.71-224306.5
18030-2243 RSS 468 1999 3 288 11.4 6.72 9.16 O+ N D 180301.71-224306.5

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