11510-4440 DON 499

 
 
11h 51m 02.22s -44 40' 12.7" P.A. 258 sep 2.7 mag 10.46,10.95 Sp F2
 
 
Coord 2000
11510-4440
Discov num
DON 499
Comp
Coord arcsec 2000
11 51 02.22 -44 40 12.7
Date first
1929
Date last
2000
Obs
5
Pa first
256
Pa last
258
P.A. Now (θ)
258°
Sep first
2.6
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
10.46
Mag sec
10.95
delta mag (ΔM)
0.49
Spectral class
F2 (yellow-white)
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
258.4
Precise sep
2.722
Cdsa2 id
DON 499
Constellation
Centaurus
SAO
223058
Tycho2
7754-01026-1
Ra deg
11.850616666666665
De deg
-44.67019444444444
last precise pa
258.4
last precise sep
2.722
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11510-4440 DON 499 1991 3 258 2.7 10.46 10.95 F2 115102.22-444012.7
11510-4440 DON 499 2000 5 258 2.7 10.46 10.95 F2 115102.22-444012.7

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