10187+2155 COU 170

 
 
10h 18m 41.27s +21 55' 22.8" P.A. 122 sep 0.7 mag 11.10,11.80
 
 
Coord 2000
10187+2155
Discov num
COU 170
Comp
Coord arcsec 2000
10 18 41.27 +21 55 22.8
Date first
1967
Date last
1985
Obs
2
Pa first
116
Pa last
122
P.A. Now (θ)
122°
Sep first
0.8
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.10
Mag sec
11.80
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
121.8
Precise sep
0.73
Constellation
Leo
Tycho2
1426-00260-1
last precise pa
121.8
last precise sep
0.73
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10187+2155 COU 170 1985 2 122 0.7 11.10 11.80 101841.27+215522.8

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