19218-2324 ARA2257

 
 
19h 21m 51.58s -23 23' 26.2" P.A. 262 sep 7.4 mag 12.40,12.50
 
 
Coord 2000
19218-2324
Discov num
ARA2257
Comp
Coord arcsec 2000
19 21 51.58 -23 23 26.2
Date first
1910
Date last
2000
Obs
5
Pa first
277
Pa last
262
P.A. Now (θ)
262°
Sep first
9.0
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
12.40
Mag sec
12.50
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+004
Sec motion ra
+014
Pri motion dec
-004
Sec motion dec
-020
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
262.1
last precise sep
7.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19218-2324 ARA2257 1998 3 263 7.5 12.40 12.50 D 192151.58-232326.2
19218-2324 ARA2257 1999 4 262 7.5 12.40 12.50 D 192151.58-232326.2
19218-2324 ARA2257 2000 5 262 7.4 12.40 12.50 192151.58-232326.2
19218-2324 ARA2257 2010 6 262 7.2 12.40 12.50 192151.58-232326.2

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