12181+1826 COU 181

 
 
12h 18m 04.15s +18 26' 06.2" P.A. 148 sep 9.6 mag 7.64,13.80 Sp F6III dist. 115.21 pc (375.82 l.y.)
 
 
Coord 2000
12181+1826
Discov num
COU 181
Comp
Coord arcsec 2000
12 18 04.15 +18 26 06.2
Date first
1967
Date last
2001
Obs
3
Pa first
148
Pa last
148
P.A. Now (θ)
148°
Sep first
8.9
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
7.64
Mag sec
13.80
delta mag (ΔM)
6.16
Spectral class
F6III (yellow-white)
Pri motion ra
-017
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
148.1
Precise sep
9.575
Cdsa2 id
COU 181
Constellation
Coma Berenices
SAO
100028
HIP
59980
Tycho2
1445-02295-1
HD
106972
BD
BD+19 2547
Ra deg
12.301152777777778
De deg
18.435055555555557
Distance
115.21
Distance ly
375.82
last precise pa
148.1
last precise sep
9.575
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12181+1826 COU 181 1998 2 148 9.5 7.50 13.80 F6III D 121804.15+182606.2
12181+1826 COU 181 2001 3 148 9.6 7.50 13.80 F6III D 121804.15+182606.2

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