20452-0331 AHD 28
20h 45m 10.58s -03° 31' 21.5" P.A. 307.00 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 |
1893 |
|
Date last |
2016 |
|
Obs |
16 |
|
Pa first |
307 |
|
Pa last |
307.4 |
|
P.A. Now (θ) |
307.4° |
|
Sep first |
37.9 |
|
Sep last |
37.372 |
|
Sep. Now (ρ) |
37.372" |
|
Mag pri |
10.10 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
F9V+G2V (yellow-white/yellow) |
|
Pri motion ra |
+022 |
|
Sec motion ra |
+024 |
|
Pri motion dec |
-023 |
|
Sec motion dec |
-023 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.06 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquarius |
|
Tycho2 |
5182-01026-1 |
|
Gaia DR2 |
6915081995795905920 |
|