17283-4550 DON 840

 
 
17h 28m 15.71s -45 50' 18.1" P.A. 12 sep 1.3 mag 10.95,11.26 Sp F8 dist. 224.72 pc (733.04 l.y.)
 
 
Coord 2000
17283-4550
Discov num
DON 840
Comp
Coord arcsec 2000
17 28 15.71 -45 50 18.1
Date first
1932
Date last
1991
Obs
4
Pa first
13
Pa last
12
P.A. Now (θ)
12°
Sep first
1.0
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
10.95
Mag sec
11.26
delta mag (ΔM)
0.31
Spectral class
F8 (yellow-white)
Pri motion ra
-003
Sec motion ra
+000
Pri motion dec
-009
Sec motion dec
+007
Notes
rPM=1.716
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
12.2
Precise sep
1.26
Constellation
Ara
HIP
85489
Tycho2
8342-00299-1
CD
CD-4511565
CP
CP-45 8610
Distance
224.72
Distance ly
733.04
last precise pa
12.2
last precise sep
1.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17283-4550 DON 840 1991 4 12 1.3 10.95 11.26 F8 172815.71-455018.1

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