12220-6910 MLO  42

 
 
12h 21m 57.24s -69 10' 18.5" P.A. 2 sep 4 mag 10.86,10.88
 
 
Coord 2000
12220-6910
Discov num
MLO  42
Comp
Coord arcsec 2000
12 21 57.24 -69 10 18.5
Date first
1895
Date last
2010
Obs
7
Pa first
358
Pa last
2
P.A. Now (θ)
Sep first
3.4
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
10.86
Mag sec
10.88
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
-032
Sec motion ra
-027
Pri motion dec
+001
Sec motion dec
+006
Notes
rPM=0.221 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.1
Precise sep
4.03
Constellation
Musca
Tycho2
9227-02676-1
last precise pa
2.1
last precise sep
4.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12220-6910 MLO 42 2000 5 2 4.2 10.86 10.88 D 122157.24-691018.5
12220-6910 MLO 42 2010 7 2 4.0 10.86 10.88 122157.24-691018.5

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