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
Cdsa2 id
COU 456
Constellation
Triangulum
SAO
75181
HIP
10169
Tycho2
2309-00623-1
HD
13313
BD
BD+29 368
Ra deg
2.1796166666666665
De deg
30.078305555555556
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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