18140-2052 J  1622

 
 
18h 14m 05.60s -20 51' 05.2" P.A. 45 sep 7.7 mag 11.27,13.80
 
 
Coord 2000
18140-2052
Discov num
J  1622
Comp
Coord arcsec 2000
18 14 05.60 -20 51 05.2
Date first
1922
Date last
2010
Obs
9
Pa first
33
Pa last
45
P.A. Now (θ)
45°
Sep first
7.1
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
11.27
Mag sec
13.80
delta mag (ΔM)
2.53
Spectral class
Pri motion ra
-004
Sec motion ra
+016
Pri motion dec
-010
Sec motion dec
-004
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
6276-01638-1
HD
314044
last precise pa
45.1
last precise sep
7.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18140-2052 J 1622 1998 3 20 4.2 11.22 11.50 N D 181359.62-205222.3
18140-2052 J 1622 2010 4 45 7.7 11.22 11.50 N D 181359.62-205222.3

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