09428-2258 DON1085

 
 
09h 42m 50.81s -22 57' 55.8" P.A. 282 sep 15.9 mag 7.97,10.73 Sp F5V dist. 70.32 pc (229.38 l.y.)
 
 
Coord 2000
09428-2258
Discov num
DON1085
Comp
Coord arcsec 2000
09 42 50.81 -22 57 55.8
Date first
1920
Date last
2010
Obs
10
Pa first
283
Pa last
282
P.A. Now (θ)
282°
Sep first
15.2
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
7.97
Mag sec
10.73
delta mag (ΔM)
2.76
Spectral class
F5V (yellow-white)
Pri motion ra
-117
Sec motion ra
-076
Pri motion dec
+021
Sec motion dec
+059
Notes
rPM=0.47
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.8
Precise sep
15.89
Constellation
Hydra
SAO
177879
HIP
47646
Tycho2
6602-01095-1
HD
84199
BD
BD-22 2693
Distance
70.32
Distance ly
229.38
last precise pa
281.8
last precise sep
15.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09428-2258 DON1085 1998 8 282 16.0 7.97 10.73 F5V D 094250.81-225755.8
09428-2258 DON1085 1999 9 282 15.8 7.97 10.73 F5V D 094250.81-225755.8
09428-2258 DON1085 2010 10 282 15.9 7.97 10.73 F5V 094250.81-225755.8

If you need more information about this double, apply for a data request form to the WDS.