23080-1304 HJ 3171 (HD 218421)
23h 08m 01.86s -13° 04' 20.4" P.A. 39.00 sep 23.5 mag 10.31,11.50 Sp A9/F2V:
| Coord 2000 |
23080-1304 |
|
Discov num |
HJ 3171 |
|
Comp |
|
|
Coord arcsec 2000 |
23 08 01.86 -13 04 20.4 |
|
| Date first |
1831 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
42 |
|
Pa last |
39.3 |
|
P.A. Now (θ) |
39.3° |
|
| Sep first |
20.0 |
|
Sep last |
23.481 |
|
Sep. Now (ρ) |
23.481" |
|
| Mag pri |
10.31 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
1.19 |
|
Spectral class |
A9/F2V: (white) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
+011 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.116 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 218421 |
|
Constellation |
Aquarius |
|
Tycho2 |
5826-00726-1 |
|
Gaia DR2 |
2411323596368089728 |
|
| HD |
218421 |
|
