20489-0214 HO 142 AC
20h 48m 53.06s -02° 14' 05.7" P.A. 290.00 sep 21.3 mag 9.54,14.00 Sp A5
| Coord 2000 |
20489-0214 |
|
Discov num |
HO 142 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 48 53.06 -02 14 05.7 |
|
| Date first |
1886 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
299 |
|
Pa last |
290.4 |
|
P.A. Now (θ) |
290.4° |
|
| Sep first |
20.4 |
|
Sep last |
21.273 |
|
Sep. Now (ρ) |
21.273" |
|
| Mag pri |
9.54 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
4.46 |
|
Spectral class |
A5 (white) |
|
| Pri motion ra |
+022 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20489-0214 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 198203 |
144833 |
20 48 53 -02 14 06 |
HO 142 AB |
2016 |
17 |
8 |
1.0 |
9.54 |
9.95 |
0.41 |
|
|
| Show |
|
144833 |
20 48 53 -02 14 06 |
HO 142 AC |
2015 |
7 |
290 |
21.3 |
9.54 |
14.00 |
4.46 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
SAO |
144833 |
|
Tycho2 |
5182-00683-1 |
|
Gaia DR2 |
4226631858060027520 |
|
| HD |
198203 |
|
