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 |
|
WDS 04306-2301 HDS 580 (HD 28708) : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| HDS |
|
Hipparcos Double Star (from additional DD list) |
................... |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 04306-2301 |
HDS 580 |
|
1991 |
1 |
202 |
0.4 |
6.97 |
9.66 |
A7V |
D |
043033.75-230127.8 |
| 04306-2301 |
HDS 580 |
|
2014 |
2 |
233 |
0.4 |
6.97 |
9.66 |
A7V |
|
043033.75-230127.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 04306-2301 HDS 580 (HD 28708) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 04306-2301 HDS 580 (HD 28708) : MEASURES
No records found.
WDS 04306-2301 (HD 28708) : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 04306-2301 (HD 28708) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
