12054+2803 TDS8221

 
 
12h 05m 23.01s +28 02' 49.9" P.A. 229 sep 2.2 mag 11.91,12.38 Sp G2
 
 
Coord 2000
12054+2803
Discov num
TDS8221
Comp
Coord arcsec 2000
12 05 23.01 +28 02 49.9
Date first
1991
Date last
1991
Obs
1
Pa first
229
Pa last
229
P.A. Now (θ)
229°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
11.91
Mag sec
12.38
delta mag (ΔM)
0.47
Spectral class
G2 (yellow)
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
-018
Sec motion dec
-018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
229.3
Precise sep
2.23
Constellation
Coma Berenices
Tycho2
1988-00535-1
last precise pa
229.3
last precise sep
2.23
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12054+2803 TDS8221 1991 1 229 2.2 11.91 12.38 120523.01+280249.9

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