19111-2154 DON 953

 
 
19h 11m 08.45s -21 54' 26.3" P.A. 88 sep 5.8 mag 9.71,12.00 Sp B9IV
 
 
Coord 2000
19111-2154
Discov num
DON 953
Comp
Coord arcsec 2000
19 11 08.45 -21 54 26.3
Date first
1929
Date last
2010
Obs
7
Pa first
94
Pa last
88
P.A. Now (θ)
88°
Sep first
6.1
Sep last
5.8
Sep. Now (ρ)
5.8"
Mag pri
9.71
Mag sec
12.00
delta mag (ΔM)
2.29
Spectral class
B9IV (blue-white)
Pri motion ra
-013
Sec motion ra
+150
Pri motion dec
-005
Sec motion dec
+007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
87.6
last precise sep
5.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19111-2154 DON 953 1999 4 88 5.9 9.71 12.00 B9IV D 191108.45-215426.3
19111-2154 DON 953 2000 6 88 5.9 9.71 12.00 B9IV D 191108.45-215426.3
19111-2154 DON 953 2010 7 87 4.8 9.71 12.00 B9IV 191108.45-215426.3

If you need more information about this double, apply for a data request form to the WDS.