20205+1634 HU 360 AB (HD 355472)
20h 20m 31.12s +16° 33' 42.4" P.A. 3.00 sep 0.1 mag 9.80,9.80 Sp F2
| Coord 2000 |
20205+1634 |
|
Discov num |
HU 360 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 20 31.12 +16 33 42.4 |
|
| Date first |
1901 |
|
Date last |
2019 |
|
Obs |
14 |
|
| Pa first |
137 |
|
Pa last |
3 |
|
P.A. Now (θ) |
3° |
|
| Sep first |
0.2 |
|
Sep last |
0.111 |
|
Sep. Now (ρ) |
0.111" |
|
| Mag pri |
9.80 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
+028 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20205+1634 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 355472 |
105994 |
20 20 31 +16 33 42 |
HU 360 AB |
2019 |
14 |
3 |
0.1 |
9.80 |
9.80 |
0.00 |
|
<=== |
| Show |
|
105994 |
20 20 31 +16 33 42 |
HU 360 AC |
2011 |
2 |
348 |
7.3 |
9.80 |
|
|
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 355472 |
|
Constellation |
Sagitta |
|
SAO |
105994 |
|
Tycho2 |
1631-01739-1 |
|
| HD |
355472 |
|
