02108+3005 COU 456

 
 
02h 10m 46.62s +30 04' 41.9" P.A. 70 sep 0.4 mag 8.71,10.83 Sp F5 dist. 156.99 pc (512.1 l.y.)
 
 
Coord 2000
02108+3005
Discov num
COU 456
Comp
Coord arcsec 2000
02 10 46.62 +30 04 41.9
Date first
1970
Date last
2009
Obs
5
Pa first
40
Pa last
70
P.A. Now (θ)
70°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
8.71
Mag sec
10.83
delta mag (ΔM)
2.12
Spectral class
F5 (yellow-white)
Pri motion ra
-018
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
70.3
Precise sep
0.42
Constellation
Triangulum
SAO
75181
HIP
10169
Tycho2
2309-00623-1
HD
13313
BD
BD+29 368
Distance
156.99
Distance ly
512.1
last precise pa
70.3
last precise sep
0.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02108+3005 COU 456 1992 3 49 0.4 8.71 10.83 F5 D 021046.62+300441.9
02108+3005 COU 456 2008 4 67 0.5 8.71 10.83 F5 D 021046.62+300441.9
02108+3005 COU 456 2009 5 70 0.4 8.71 10.83 F5 D 021046.62+300441.9

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