10088-2515 DON 390

 
 
10h 08m 48.02s -25 15' 13.6" P.A. 218 sep 0.6 mag 10.90,11.80
 
 
Coord 2000
10088-2515
Discov num
DON 390
Comp
Coord arcsec 2000
10 08 48.02 -25 15 13.6
Date first
1931
Date last
1989
Obs
4
Pa first
223
Pa last
218
P.A. Now (θ)
218°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.90
Mag sec
11.80
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-043
Sec motion ra
Pri motion dec
+012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
218
Precise sep
0.63
Constellation
Hydra
Tycho2
6621-00561-1
last precise pa
218
last precise sep
0.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10088-2515 DON 390 1989 4 218 0.6 10.90 11.80 100848.02-251513.6

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