04306-2301 HDS 580 (HD 28708)
04h 30m 33.75s -23° 01' 27.8" P.A. 233.00 sep 0.4 mag 6.97,9.66 Sp A7V dist. 112.99 pc (368.57 l.y.)
| Coord 2000 |
04306-2301 |
|
Discov num |
HDS 580 |
|
Comp |
|
|
Coord arcsec 2000 |
04 30 33.75 -23 01 27.8 |
|
| Date first |
1991 |
|
Date last |
2014 |
|
Obs |
4 |
|
| Pa first |
202 |
|
Pa last |
232.7 |
|
P.A. Now (θ) |
232.7° |
|
| Sep first |
0.4 |
|
Sep last |
0.396 |
|
Sep. Now (ρ) |
0.396" |
|
| Mag pri |
6.97 |
|
Mag sec |
9.66 |
|
delta mag (ΔM) |
2.69 |
|
Spectral class |
A7V (white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 28708 |
|
Constellation |
Eridanus |
|
SAO |
169521 |
|
HIP |
21032 |
|
| Tycho2 |
6464-02657-1 |
|
Gaia DR2 |
4898100555423209088 |
|
HD |
28708 |
|
GC |
5503 |
|
| CD |
CD-23 1983 |
|
CP |
CP-23 554 |
|
Distance |
112.99 |
|
Distance ly |
368.57 |
|
