12028+2450 HDS1693

 
 
12h 02m 46.68s +24 50' 10.3" P.A. 172 sep 0.2 mag 8.47,11.18 Sp F8 dist. 101.11 pc (329.82 l.y.)
 
 
Coord 2000
12028+2450
Discov num
HDS1693
Comp
Coord arcsec 2000
12 02 46.68 +24 50 10.3
Date first
1991
Date last
2016
Obs
5
Pa first
188
Pa last
172
P.A. Now (θ)
172°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.47
Mag sec
11.18
delta mag (ΔM)
2.71
Spectral class
F8 (yellow-white)
Pri motion ra
+031
Sec motion ra
Pri motion dec
-023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
171.7
Precise sep
0.247
Constellation
Coma Berenices
SAO
82115
HIP
58731
Tycho2
1986-00522-1
HD
104603
BD
BD+25 2450
Distance
101.11
Distance ly
329.82
last precise pa
171.7
last precise sep
0.247
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12028+2450 HDS1693 1991 1 188 0.2 8.47 11.18 F8 120246.68+245010.3
12028+2450 HDS1693 2007 2 153 0.1 8.47 11.18 F8 D 120246.68+245010.3
12028+2450 HDS1693 2012 4 165 0.2 8.47 11.18 F8 120246.68+245010.3
12028+2450 HDS1693 2016 5 172 0.2 8.47 11.18 F8 120246.68+245010.3

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