20217-2149 ARA1924

 
 
20h 21m 40.08s -21 48' 55.5" P.A. 185 sep 14.3 mag 12.80,13.30
 
 
Coord 2000
20217-2149
Discov num
ARA1924
Comp
Coord arcsec 2000
20 21 40.08 -21 48 55.5
Date first
1920
Date last
2015
Obs
6
Pa first
179
Pa last
185
P.A. Now (θ)
185°
Sep first
15.0
Sep last
14.3
Sep. Now (ρ)
14.3"
Mag pri
12.80
Mag sec
13.30
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+025
Sec motion ra
+010
Pri motion dec
-008
Sec motion dec
-007
Notes
rPM=0.573
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
184.7
Precise sep
14.309
Constellation
Capricornus
Gaia DR2
41439286016
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20217-2149 ARA1924 1998 2 184 14.4 12.80 13.30 D 202140.08-214855.5
20217-2149 ARA1924 1999 3 184 14.4 12.80 13.30 D 202140.08-214855.5
20217-2149 ARA1924 2010 5 184 14.2 12.80 13.30 202140.08-214855.5
20217-2149 ARA1924 2015 6 185 14.3 12.80 13.30 202140.08-214855.5

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