18092-2326 B   380

 
 
18h 09m 08.40s -23 26' 07.3" P.A. 241 sep 8 mag 9.77,11.40 Sp B3II/III
 
 
Coord 2000
18092-2326
Discov num
B   380
Comp
Coord arcsec 2000
18 09 08.40 -23 26 07.3
Date first
1910
Date last
2000
Obs
9
Pa first
237
Pa last
241
P.A. Now (θ)
241°
Sep first
8.3
Sep last
8.0
Sep. Now (ρ)
8"
Mag pri
9.77
Mag sec
11.40
delta mag (ΔM)
1.63
Spectral class
B3II/III (blue-white)
Pri motion ra
-005
Sec motion ra
-003
Pri motion dec
-005
Sec motion dec
-001
Notes
rPM=0.632
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
240.7
Precise sep
7.968
Constellation
Sagittarius
SAO
186360
Tycho2
6843-02351-1
HD
165872
last precise pa
240.7
last precise sep
7.968
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18092-2326 B 380 1999 7 241 8.0 9.77 11.40 B3II/III D 180908.40-232607.3
18092-2326 B 380 2000 9 241 8.0 9.77 11.40 B3II/III D 180908.40-232607.3

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