20418-0430 HJ 921 (HD 197143)
20h 41m 47.11s -04° 29' 37.0" P.A. 220.00 sep 9.4 mag 9.47,9.71 Sp G0
Coord 2000 |
20418-0430 |
|
Discov num |
HJ 921 |
|
Comp |
|
|
Coord arcsec 2000 |
20 41 47.11 -04 29 37.0 |
|
Date first |
1827 |
|
Date last |
2021 |
|
Obs |
27 |
|
Pa first |
225 |
|
Pa last |
219.5 |
|
P.A. Now (θ) |
219.5° |
|
Sep first |
5.0 |
|
Sep last |
9.36 |
|
Sep. Now (ρ) |
9.36" |
|
Mag pri |
9.47 |
|
Mag sec |
9.71 |
|
delta mag (ΔM) |
0.24 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-037 |
|
Sec motion ra |
-037 |
|
Pri motion dec |
-034 |
|
Sec motion dec |
-034 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 197143 |
|
Constellation |
Aquarius |
|
SAO |
144711 |
|
Tycho2 |
5185-01599-1 |
|
Gaia DR2 |
6914596909304918400 |
|
HD |
197143 |
|