12104+3055 SEI 529

 
 
12h 10m 20.83s +30 53' 39.6" P.A. 356 sep 18.6 mag 11.95,11.67
 
 
Coord 2000
12104+3055
Discov num
SEI 529
Comp
Coord arcsec 2000
12 10 20.83 +30 53 39.6
Date first
1899
Date last
2015
Obs
9
Pa first
356
Pa last
356
P.A. Now (θ)
356°
Sep first
18.5
Sep last
18.6
Sep. Now (ρ)
18.6"
Mag pri
11.95
Mag sec
11.67
delta mag (ΔM)
0.28
Spectral class
Pri motion ra
+013
Sec motion ra
+013
Pri motion dec
+005
Sec motion dec
+004
Notes
rPM=0.072 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
356.3
Precise sep
18.57
Constellation
Coma Berenices
Tycho2
2527-00619-1
last precise pa
356.3
last precise sep
18.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12104+3055 SEI 529 2000 5 357 18.6 11.81 12.00 D 121020.83+305339.6
12104+3055 SEI 529 2001 6 356 18.6 11.81 12.00 D 121020.83+305339.6
12104+3055 SEI 529 2014 7 356 18.5 11.95 11.67 121020.83+305339.6
12104+3055 SEI 529 2015 8 356 18.6 11.95 11.67 121020.83+305339.6

If you need more information about this double, apply for a data request form to the WDS.