13574-2321 DON1109

 
 
13h 57m 24.61s -23 20' 50.0" P.A. 318 sep 6.3 mag 9.93,14.10
 
 
Coord 2000
13574-2321
Discov num
DON1109
Comp
Coord arcsec 2000
13 57 24.61 -23 20 50.0
Date first
1920
Date last
1928
Obs
2
Pa first
319
Pa last
318
P.A. Now (θ)
318°
Sep first
5.9
Sep last
6.3
Sep. Now (ρ)
6.3"
Mag pri
9.93
Mag sec
14.10
delta mag (ΔM)
4.17
Spectral class
Pri motion ra
-026
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
318.3
Precise sep
6.27
Constellation
Hydra
Tycho2
6729-00854-1
last precise pa
318.3
last precise sep
6.27
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13574-2321 DON1109 1928 2 318 6.3 9.93 14.10 135724.61-232050.0

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