18124-2929 B   929

 
 
18h 12m 22.90s -29 28' 31.4" P.A. 280 sep 3.5 mag 9.37,14.50 Sp B9V
 
 
Coord 2000
18124-2929
Discov num
B   929
Comp
Coord arcsec 2000
18 12 22.90 -29 28 31.4
Date first
1927
Date last
1927
Obs
1
Pa first
280
Pa last
280
P.A. Now (θ)
280°
Sep first
3.5
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
9.37
Mag sec
14.50
delta mag (ΔM)
5.13
Spectral class
B9V (blue-white)
Pri motion ra
-012
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
279.8
Precise sep
3.47
Constellation
Sagittarius
SAO
186455
Tycho2
6855-03725-1
HD
166548
last precise pa
279.8
last precise sep
3.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18124-2929 B 929 1927 1 280 3.5 9.37 14.50 B9V 181222.90-292831.4

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