21249-5732 GAO   3

 
 
21h 24m 52.16s -57 31' 33.4" P.A. 50.00 sep 35.7 mag 15.00,18.10
 
 
Coord 2000
21249-5732
Discov num
GAO   3
Comp
Coord arcsec 2000
21 24 52.16 -57 31 33.4
Date first
1997
Date last
2015
Obs
3
Pa first
50
Pa last
50
P.A. Now (θ)
50°
Sep first
35.6
Sep last
35.7
Sep. Now (ρ)
35.7"
Mag pri
15.00
Mag sec
18.10
delta mag (ΔM)
3.1
Spectral class
Pri motion ra
+021
Sec motion ra
+021
Pri motion dec
-013
Sec motion dec
-013
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.6
Precise sep
35.706
Constellation
Hydra
Gaia DR2
6459426858073696128
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21249-5732 GAO 3 1997 1 50 35.6 15.00 18.10 V 212452.16-573133.4
21249-5732 GAO 3 1999 2 50 35.6 15.00 18.10 V 212452.16-573133.4
21249-5732 GAO 3 2010 3 49 35.4 15.00 18.10 V 212452.16-573133.4
21249-5732 GAO 3 2015 3 50 35.7 15.00 18.10 V 212452.16-573133.4

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