12246-2150 DON 525

 
 
12h 24m 38.23s -21 49' 43.3" P.A. 79 sep 4.4 mag 10.01,15.40
 
 
Coord 2000
12246-2150
Discov num
DON 525
Comp
Coord arcsec 2000
12 24 38.23 -21 49 43.3
Date first
1930
Date last
1939
Obs
2
Pa first
81
Pa last
79
P.A. Now (θ)
79°
Sep first
4.3
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
10.01
Mag sec
15.40
delta mag (ΔM)
5.39
Spectral class
Pri motion ra
-011
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
79.4
Precise sep
4.37
Constellation
Corvus
Tycho2
6108-00799-1
last precise pa
79.4
last precise sep
4.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12246-2150 DON 525 1939 2 79 4.4 10.01 15.40 122438.23-214943.3

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