17395-4454 DON 853

 
 
17h 39m 33.52s -44 53' 44.0" P.A. 197 sep 0.3 mag 10.60,11.30 Sp F3/5IV/V
 
 
Coord 2000
17395-4454
Discov num
DON 853
Comp
Coord arcsec 2000
17 39 33.52 -44 53 44.0
Date first
1933
Date last
1948
Obs
3
Pa first
194
Pa last
197
P.A. Now (θ)
197°
Sep first
0.4
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.60
Mag sec
11.30
delta mag (ΔM)
0.7
Spectral class
F3/5IV/V (yellow-white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197
Precise sep
0.31
Constellation
Scorpius
Tycho2
7896-03778-1
HD
159944
last precise pa
197
last precise sep
0.31
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17395-4454 DON 853 1948 3 197 0.3 10.60 11.30 F3/5IV/V 173933.52-445344.0

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