12100+1846 LDS 931

 
 
12h 10m 51.54s +18 46' 18.5" P.A. 141 sep 43.6 mag 11.79,14.80
 
 
Coord 2000
12100+1846
Discov num
LDS 931
Comp
Coord arcsec 2000
12 10 51.54 +18 46 18.5
Date first
1936
Date last
2010
Obs
4
Pa first
146
Pa last
141
P.A. Now (θ)
141°
Sep first
54.0
Sep last
43.6
Sep. Now (ρ)
43.6"
Mag pri
11.79
Mag sec
14.80
delta mag (ΔM)
3.01
Spectral class
Pri motion ra
+018
Sec motion ra
-013
Pri motion dec
-132
Sec motion dec
-017
Notes
rPM=0.894
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
140.5
Precise sep
43.56
Constellation
Coma Berenices
Tycho2
1444-01990-1
last precise pa
140.5
last precise sep
43.56
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12100+1846 LDS 931 1936 1 146 54.0 10.70 15.00 X 121000.00+184600.0
12100+1846 LDS 931 2000 3 141 44.8 11.79 14.80 121051.36+184618.7
12100+1846 LDS 931 2010 4 141 43.5 11.79 14.80 121051.36+184618.7

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