20555-1147 HU 81 (HD 199142)
20h 55m 30.96s -11° 47' 22.5" P.A. 55.00 sep 0.3 mag 9.91,9.93 Sp G1V
Coord 2000 |
20555-1147 |
|
Discov num |
HU 81 |
|
Comp |
|
|
Coord arcsec 2000 |
20 55 30.96 -11 47 22.5 |
|
Date first |
1899 |
|
Date last |
2008 |
|
Obs |
12 |
|
Pa first |
5 |
|
Pa last |
54.8 |
|
P.A. Now (θ) |
54.8° |
|
Sep first |
0.3 |
|
Sep last |
0.256 |
|
Sep. Now (ρ) |
0.256" |
|
Mag pri |
9.91 |
|
Mag sec |
9.93 |
|
delta mag (ΔM) |
0.02 |
|
Spectral class |
G1V (yellow) |
|
Pri motion ra |
-007 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
-015 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 199142 |
|
Constellation |
Aquarius |
|
SAO |
163985 |
|
Tycho2 |
5765-00034-1 |
|
Gaia DR2 |
6889627103316162688 |
|
HD |
199142 |
|
ADS |
14422 |
|