11500-2334 DON 497

 
 
11h 50m 02.26s -23 33' 56.1" P.A. 275 sep 5.5 mag 10.73,11.70 Sp F5
 
 
Coord 2000
11500-2334
Discov num
DON 497
Comp
Coord arcsec 2000
11 50 02.26 -23 33 56.1
Date first
1920
Date last
1999
Obs
8
Pa first
275
Pa last
275
P.A. Now (θ)
275°
Sep first
4.5
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
10.73
Mag sec
11.70
delta mag (ΔM)
0.97
Spectral class
F5 (yellow-white)
Pri motion ra
+028
Sec motion ra
-111
Pri motion dec
-014
Sec motion dec
-001
Notes
rPM=1.258
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.4
Precise sep
5.53
Constellation
Crater
SAO
180225
Tycho2
6665-01134-1
last precise pa
275.4
last precise sep
5.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11500-2334 DON 497 1998 6 276 5.6 10.73 11.70 F5 D 115002.26-233356.1
11500-2334 DON 497 1999 7 276 5.5 10.73 11.70 F5 D 115002.26-233356.1
11500-2334 DON 497 2010 9 276 4.6 10.73 11.70 F5 115002.26-233356.1

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