03302+7718 HU 1057 AB (HD 20945)
03h 30m 13.71s +77° 17' 35.7" P.A. 105.00 sep 2.9 mag 9.09,10.84 Sp F5
Coord 2000 |
03302+7718 |
|
Discov num |
HU 1057 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 30 13.71 +77 17 35.7 |
|
Date first |
1904 |
|
Date last |
2003 |
|
Obs |
8 |
|
Pa first |
105 |
|
Pa last |
105.1 |
|
P.A. Now (θ) |
105.1° |
|
Sep first |
2.9 |
|
Sep last |
2.898 |
|
Sep. Now (ρ) |
2.898" |
|
Mag pri |
9.09 |
|
Mag sec |
10.84 |
|
delta mag (ΔM) |
1.75 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-017 |
|
Sec motion dec |
-016 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.054 (< 0.3, Physical double)
This double is physical.
03302+7718 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 20945 |
4911 |
03 30 14 +77 17 36 |
HU 1057 AB |
2003 |
8 |
105 |
2.9 |
9.09 |
10.84 |
1.75 |
|
<=== |
Show |
|
4911 |
03 30 14 +77 17 36 |
FOX 130 AC |
2014 |
7 |
281 |
64.4 |
9.09 |
11.48 |
2.39 |
|
|
Show |
|
|
03 30 14 +77 17 36 |
FOX 130 BC |
2015 |
2 |
279 |
63.0 |
10.84 |
11.48 |
0.64 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 20945 |
|
Constellation |
Cassiopeia |
|
SAO |
4911 |
|
Tycho2 |
4513-02781-1 |
|
Gaia DR2 |
554357751087192064 |
|
HD |
20945 |
|