09172-2012 ARA 653

 
 
09h 17m 12.62s -20 11' 44.0" P.A. 117 sep 7.7 mag 12.90,13.50
 
 
Coord 2000
09172-2012
Discov num
ARA 653
Comp
Coord arcsec 2000
09 17 12.62 -20 11 44.0
Date first
1918
Date last
2015
Obs
6
Pa first
117
Pa last
117
P.A. Now (θ)
117°
Sep first
7.6
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
12.90
Mag sec
13.50
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-013
Sec motion ra
+012
Pri motion dec
-001
Sec motion dec
-018
Notes
rPM=1.397
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
117
Precise sep
7.741
Constellation
Hydra
Gaia DR2
36329942784
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09172-2012 ARA 653 1999 2 117 7.7 12.90 13.50 D 091712.62-201144.0
09172-2012 ARA 653 2000 4 117 7.7 12.90 13.50 091712.62-201144.0
09172-2012 ARA 653 2010 5 116 7.9 12.90 13.50 091712.62-201144.0
09172-2012 ARA 653 2015 6 117 7.7 12.90 13.50 091712.62-201144.0

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