04553-1625 HDS 635 (R Eri)
04h 55m 18.64s -16° 25' 04.3" P.A. 273.00 sep 0.4 mag 5.93,9.03 Sp G6/G8III dist. 85.32 pc (278.31 l.y.)
| Coord 2000 |
04553-1625 |
|
Discov num |
HDS 635 |
|
Comp |
|
|
Coord arcsec 2000 |
04 55 18.64 -16 25 04.3 |
|
| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
8 |
|
| Pa first |
155 |
|
Pa last |
272.5 |
|
P.A. Now (θ) |
272.5° |
|
| Sep first |
0.2 |
|
Sep last |
0.425 |
|
Sep. Now (ρ) |
0.425" |
|
| Mag pri |
5.93 |
|
Mag sec |
9.03 |
|
delta mag (ΔM) |
3.1 |
|
Spectral class |
G6/G8III (yellow) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
|
|
| Pri motion dec |
+036 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
R Eri |
|
Constellation |
Eridanus |
|
SAO |
149988 |
|
HIP |
22881 |
|
| Tycho2 |
5899-00815-1 |
|
Gaia DR2 |
2980114636595115520 |
|
HD |
31444 |
|
HR |
1581 |
|
| GC |
6012 |
|
BD |
BD-16 992 |
|
FK5 |
2370 |
|
Distance |
85.32 |
|
| Distance ly |
278.31 |
|
