18570-2327 ARA2249

 
 
18h 56m 57.11s -23 26' 55.6" P.A. 221 sep 9.4 mag 12.90,13.00
 
 
Coord 2000
18570-2327
Discov num
ARA2249
Comp
Coord arcsec 2000
18 56 57.11 -23 26 55.6
Date first
1910
Date last
2015
Obs
6
Pa first
215
Pa last
221
P.A. Now (θ)
221°
Sep first
11.9
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
12.90
Mag sec
13.00
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-006
Sec motion ra
+000
Pri motion dec
-033
Sec motion dec
-007
Notes
rPM=0.796
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.5
Precise sep
9.365
Constellation
Sagittarius
Gaia DR2
18629659776
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18570-2327 ARA2249 1998 3 219 9.8 12.90 13.00 D 185657.11-232655.6
18570-2327 ARA2249 1999 4 219 9.8 12.90 13.00 D 185657.11-232655.6
18570-2327 ARA2249 2015 6 221 9.4 12.90 13.00 185657.11-232655.6

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