02390-6130 R    17

 
 
02h 38m 57.72s -61 29' 50.7" P.A. 257 sep 11.7 mag 10.60,12.30
 
 
Coord 2000
02390-6130
Discov num
R    17
Comp
Coord arcsec 2000
02 38 57.72 -61 29 50.7
Date first
1870
Date last
2010
Obs
9
Pa first
260
Pa last
257
P.A. Now (θ)
257°
Sep first
8.0
Sep last
11.7
Sep. Now (ρ)
11.7"
Mag pri
10.60
Mag sec
12.30
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
+000
Sec motion ra
-003
Pri motion dec
-015
Sec motion dec
-018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Horologium
Tycho2
8858-00670-1
last precise pa
257.3
last precise sep
11.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02390-6130 R 17 2000 3 257 11.7 10.60 12.30 023857.72-612950.7
02390-6130 R 17 2010 9 257 10.8 10.60 12.30 023857.72-612950.7

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