10561-2108 S   618

 
 
10h 56m 05.10s -21 07' 40.4" P.A. 38 sep 79.5 mag 8.94,9.03 Sp K4/5III
 
 
Coord 2000
10561-2108
Discov num
S   618
Comp
Coord arcsec 2000
10 56 05.10 -21 07 40.4
Date first
1825
Date last
2010
Obs
15
Pa first
36
Pa last
38
P.A. Now (θ)
38°
Sep first
79.1
Sep last
79.5
Sep. Now (ρ)
79.5"
Mag pri
8.94
Mag sec
9.03
delta mag (ΔM)
0.09
Spectral class
K4/5III (yellow-orange)
Pri motion ra
-030
Sec motion ra
-017
Pri motion dec
-002
Sec motion dec
-008
Notes
N (See Notes)
rPM=0.476
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
37.6
Precise sep
79.49
Constellation
Hydra
SAO
179350
Tycho2
6082-01975-1
HD
94749
last precise pa
37.6
last precise sep
79.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10561-2108 S 618 1998 13 37 79.6 8.94 9.03 K4/5III N D 105605.10-210740.4
10561-2108 S 618 1999 14 38 79.4 8.94 9.03 K4/5III N D 105605.10-210740.4
10561-2108 S 618 2010 15 38 79.4 8.94 9.03 K4/5III N 105605.10-210740.4

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