12207+1748 HO   52 (11 Com)

 
 
12h 20m 43.02s +17 47' 34.3" P.A. 44 sep 8.8 mag 4.74,12.90 Sp G8III dist. 88.89 pc (289.96 l.y.)
 
 
Coord 2000
12207+1748
Discov num
HO   52
Comp
Coord arcsec 2000
12 20 43.02 +17 47 34.3
Date first
1883
Date last
2007
Obs
13
Pa first
44
Pa last
44
P.A. Now (θ)
44°
Sep first
9.1
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
4.74
Mag sec
12.90
delta mag (ΔM)
8.16
Spectral class
G8III (yellow)
Pri motion ra
-111
Sec motion ra
Pri motion dec
+092
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
43.7
Precise sep
8.8
Name
11 Com
Cdsa2 id
HO 52
Constellation
Coma Berenices
SAO
100053
HIP
60202
Tycho2
1445-02560-1
HD
107383
HR
4697
GC
16835
BD
BD+18 2592
Flamsteed
11 Comae Berenices
Flamsteed name
11 Com
Ra deg
12.345283333333334
De deg
17.79286111111111
Distance
88.89
Distance ly
289.96
last precise pa
43.7
last precise sep
8.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12207+1748 HO 52 2007 13 44 8.8 4.74 12.90 G8III N D 122043.09+174733.6

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