22477-6221 HU 1641 AB
22h 47m 39.18s -62° 21' 28.9" P.A. 57.00 sep 0.9 mag 10.04,11.10 Sp G2
| Coord 2000 |
22477-6221 |
|
Discov num |
HU 1641 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 47 39.18 -62 21 28.9 |
|
| Date first |
1914 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
76 |
|
Pa last |
57.3 |
|
P.A. Now (θ) |
57.3° |
|
| Sep first |
1.4 |
|
Sep last |
0.871 |
|
Sep. Now (ρ) |
0.871" |
|
| Mag pri |
10.04 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.06 |
|
Spectral class |
G2 (yellow) |
|
| Pri motion ra |
+035 |
|
Sec motion ra |
+035 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
Nature of this double is uncertain.
22477-6221 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
22 47 39 -62 21 29 |
HU 1641 AB |
2016 |
7 |
57 |
0.9 |
10.04 |
11.10 |
1.06 |
|
<=== |
| Show |
|
|
22 47 39 -62 21 29 |
HU 1641 AC |
2015 |
5 |
118 |
10.4 |
10.04 |
14.40 |
4.36 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Tucana |
|
Tycho2 |
9118-01271-1 |
|
Gaia DR2 |
6394524576471512832 |
|
