15559-6854 DON 766

 
 
15h 55m 55.96s -68 53' 59.6" P.A. 220 sep 1.4 mag 9.93,11.15 Sp A2
 
 
Coord 2000
15559-6854
Discov num
DON 766
Comp
Coord arcsec 2000
15 55 55.96 -68 53 59.6
Date first
1929
Date last
1991
Obs
3
Pa first
219
Pa last
220
P.A. Now (θ)
220°
Sep first
1.2
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
9.93
Mag sec
11.15
delta mag (ΔM)
1.22
Spectral class
A2 (white)
Pri motion ra
-006
Sec motion ra
-006
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.2
Precise sep
1.39
Constellation
Triangulum Australe
Tycho2
9260-03694-1
HD
141822
last precise pa
220.2
last precise sep
1.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15559-6854 DON 766 1991 3 220 1.4 9.93 11.15 A2 155555.96-685359.6

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