00558-1832 B   645

 
 
00h 55m 49.04s -18 31' 54.9" P.A. 81 sep 0.2 mag 8.80,9.10 Sp K1/2III dist. 250.63 pc (817.56 l.y.)
 
 
Coord 2000
00558-1832
Discov num
B   645
Comp
Coord arcsec 2000
00 55 49.04 -18 31 54.9
Date first
1926
Date last
1959
Obs
3
Pa first
120
Pa last
81
P.A. Now (θ)
81°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.80
Mag sec
9.10
delta mag (ΔM)
0.3
Spectral class
K1/2III (yellow-orange)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
SAO
147516
HIP
4354
Tycho2
5848-00860-1
HD
5414
BD
BD-19 143
Distance
250.63
Distance ly
817.56
last precise pa
81.2
last precise sep
0.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00558-1832 B 645 1959 3 81 0.2 8.80 9.10 K1/2III N 005549.04-183154.9

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