10123-2318 ARA1777

 
 
10h 12m 18.87s -23 17' 48.6" P.A. 308 sep 14.2 mag 11.04,12.90
 
 
Coord 2000
10123-2318
Discov num
ARA1777
Comp
Coord arcsec 2000
10 12 18.87 -23 17 48.6
Date first
1922
Date last
2015
Obs
6
Pa first
291
Pa last
308
P.A. Now (θ)
308°
Sep first
13.1
Sep last
14.2
Sep. Now (ρ)
14.2"
Mag pri
11.04
Mag sec
12.90
delta mag (ΔM)
1.86
Spectral class
Pri motion ra
+003
Sec motion ra
+012
Pri motion dec
-071
Sec motion dec
-024
Notes
rPM=0.673
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
307.5
Precise sep
14.248
Constellation
Hydra
Tycho2
6618-00744-1
Gaia DR2
47960944640
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10123-2318 ARA1777 1999 2 305 14.0 11.04 12.90 D 101218.87-231748.6
10123-2318 ARA1777 2010 6 304 13.0 11.04 12.90 101218.87-231748.6
10123-2318 ARA1777 2015 6 308 14.2 11.04 12.90 101218.87-231748.6

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