11452-2057 DON 494

 
 
11h 45m 14.88s -20 56' 47.4" P.A. 100 sep 1.2 mag 10.60,13.70
 
 
Coord 2000
11452-2057
Discov num
DON 494
Comp
Coord arcsec 2000
11 45 14.88 -20 56 47.4
Date first
1932
Date last
1940
Obs
3
Pa first
103
Pa last
100
P.A. Now (θ)
100°
Sep first
1.1
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
10.60
Mag sec
13.70
delta mag (ΔM)
3.1
Spectral class
Pri motion ra
+017
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
99.6
Precise sep
1.16
Cdsa2 id
DON 494
Constellation
Crater
Tycho2
6099-00278-1
Ra deg
11.754133333333334
De deg
-20.9465
last precise pa
99.6
last precise sep
1.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11452-2057 DON 494 1940 3 100 1.2 10.60 13.70 114514.88-205647.4

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