20251-4518 DON 985

 
 
20h 25m 03.82s -45 18' 16.6" P.A. 341 sep 1.8 mag 10.52,10.78 Sp F3V
 
 
Coord 2000
20251-4518
Discov num
DON 985
Comp
Coord arcsec 2000
20 25 03.82 -45 18 16.6
Date first
1929
Date last
1991
Obs
3
Pa first
340
Pa last
341
P.A. Now (θ)
341°
Sep first
1.4
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.52
Mag sec
10.78
delta mag (ΔM)
0.26
Spectral class
F3V (yellow-white)
Pri motion ra
+025
Sec motion ra
+025
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
341.3
Precise sep
1.793
Constellation
Telescopium
SAO
230192
Tycho2
8405-01252-1
Gaia DR2
98276945664
HD
193998
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20251-4518 DON 985 1991 3 341 1.8 10.52 10.78 F3V 202503.82-451816.6

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