20452-0331 AHD  28

 
 
20H 45M 10.58S -03 31' 21.5" P.A. 307 SEP 37.4 MAG 10.10,10.70 SP F9V+G2V
 
 
Coord 2000
20452-0331
Discov num
AHD  28
Comp
Coord arcsec 2000
20 45 10.58 -03 31 21.5
Date first
1894
Date last
2010
Obs
7
Pa first
307
Pa last
307
P.A. Now (θ)
307°
Sep first
37.4
Sep last
37.4
Sep. Now (ρ)
37.4"
Mag pri
10.10
Mag sec
10.70
delta mag (ΔM)
0.6
Spectral class
F9V+G2V (yellow-white/yellow)
Pri motion ra
+025
Sec motion ra
+025
Pri motion dec
-022
Sec motion dec
-024
Notes
V (Proper motion indicates physical)
rPM=0.058 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aquarius
Tycho2
5182-01026-1
last precise pa
307.3
last precise sep
37.37