18282-2227 ARA1889

 
 
18h 28m 17.63s -22 27' 15.7" P.A. 9 sep 8.8 mag 13.20,13.40
 
 
Coord 2000
18282-2227
Discov num
ARA1889
Comp
Coord arcsec 2000
18 28 17.63 -22 27 15.7
Date first
1928
Date last
2010
Obs
5
Pa first
6
Pa last
9
P.A. Now (θ)
Sep first
9.3
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
13.20
Mag sec
13.40
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-001
Sec motion ra
+006
Pri motion dec
-010
Sec motion dec
-001
Notes
rPM=1.135
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.6
Precise sep
8.83
Constellation
Sagittarius
last precise pa
8.6
last precise sep
8.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18282-2227 ARA1889 1998 2 9 9.2 13.20 13.40 D 182817.63-222715.7
18282-2227 ARA1889 1999 3 9 9.0 13.20 13.40 D 182817.63-222715.7
18282-2227 ARA1889 2010 5 9 8.5 13.20 13.40 182817.63-222715.7

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