15445-4357 DON 755

 
 
15h 44m 30.59s -43 56' 43.3" P.A. 288 sep 0.6 mag 10.51,11.10 Sp A7/9
 
 
Coord 2000
15445-4357
Discov num
DON 755
Comp
Coord arcsec 2000
15 44 30.59 -43 56 43.3
Date first
1931
Date last
1991
Obs
3
Pa first
280
Pa last
288
P.A. Now (θ)
288°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.51
Mag sec
11.10
delta mag (ΔM)
0.59
Spectral class
A7/9 (white)
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
288.4
Precise sep
0.63
Constellation
Lupus
Tycho2
7849-01773-1
HD
140272
last precise pa
288.4
last precise sep
0.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15445-4357 DON 755 1991 3 288 0.6 10.51 11.10 A7/9 154430.59-435643.3

If you need more information about this double, apply for a data request form to the WDS.