01559-2150 DON  27

 
 
01h 55m 56.74s -21 49' 31.5" P.A. 38 sep 0.3 mag 8.79,10.60 Sp F3V dist. 145.99 pc (476.22 l.y.)
 
 
Coord 2000
01559-2150
Discov num
DON  27
Comp
Coord arcsec 2000
01 55 56.74 -21 49 31.5
Date first
1928
Date last
1996
Obs
10
Pa first
72
Pa last
38
P.A. Now (θ)
38°
Sep first
0.4
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.79
Mag sec
10.60
delta mag (ΔM)
1.81
Spectral class
F3V (yellow-white)
Pri motion ra
+008
Sec motion ra
Pri motion dec
-028
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
38
Precise sep
0.312
Cdsa2 id
DON 27
Constellation
Cetus
SAO
167406
HIP
9006
Tycho2
5858-00128-1
HD
11840
BD
BD-22 321
CD
CD-22 648
CP
CP-22 194
Ra deg
1.9324277777777776
De deg
-21.825416666666666
Distance
145.99
Distance ly
476.22
last precise pa
38
last precise sep
0.312
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01559-2150 DON 27 1996 10 38 0.3 8.79 10.60 F3V D 015556.74-214931.5

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