20442-1342 HLD 162 (HD 197457)
20h 44m 13.18s -13° 42' 10.7" P.A. 137.00 sep 1.5 mag 10.17,10.27 Sp F8/G0V
Coord 2000 |
20442-1342 |
|
Discov num |
HLD 162 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 13.18 -13 42 10.7 |
|
Date first |
1882 |
|
Date last |
2016 |
|
Obs |
15 |
|
Pa first |
140 |
|
Pa last |
136.9 |
|
P.A. Now (θ) |
136.9° |
|
Sep first |
2.5 |
|
Sep last |
1.498 |
|
Sep. Now (ρ) |
1.498" |
|
Mag pri |
10.17 |
|
Mag sec |
10.27 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
F8/G0V (yellow-white) |
|
Pri motion ra |
-020 |
|
Sec motion ra |
-020 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 197457 |
|
Constellation |
Aquarius |
|
Tycho2 |
5768-00726-1 |
|
Gaia DR2 |
6887618810969317248 |
|
HD |
197457 |
|
ADS |
14212 |
|