18535-2030 DON 933

 
 
18h 53m 34.95s -20 30' 03.6" P.A. 237 sep 0.3 mag 11.50,12.70
 
 
Coord 2000
18535-2030
Discov num
DON 933
Comp
Coord arcsec 2000
18 53 34.95 -20 30 03.6
Date first
1930
Date last
1941
Obs
2
Pa first
227
Pa last
237
P.A. Now (θ)
237°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
11.50
Mag sec
12.70
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
236.5
Precise sep
0.34
Constellation
Sagittarius
Tycho2
6289-00619-1
last precise pa
236.5
last precise sep
0.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18535-2030 DON 933 1941 2 237 0.3 11.50 12.70 N 185334.95-203003.6

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