08404-4223 HDS 1247 Aa,Ab
08h 40m 21.13s -42° 23' 21.4" P.A. 109.00 sep 0.4 mag 7.05,8.81 Sp A3V dist. 101.32 pc (330.51 l.y.)
| Coord 2000 |
08404-4223 |
|
Discov num |
HDS1247 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
08 40 21.13 -42 23 21.4 |
|
| Date first |
1991 |
|
Date last |
2020 |
|
Obs |
6 |
|
| Pa first |
66 |
|
Pa last |
108.6 |
|
P.A. Now (θ) |
108.6° |
|
| Sep first |
0.5 |
|
Sep last |
0.42 |
|
Sep. Now (ρ) |
0.42" |
|
| Mag pri |
7.05 |
|
Mag sec |
8.81 |
|
delta mag (ΔM) |
1.76 |
|
Spectral class |
A3V (white) |
|
| Pri motion ra |
-036 |
|
Sec motion ra |
-036 |
|
| Pri motion dec |
+028 |
|
Sec motion dec |
+028 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
08404-4223 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
220257 |
08 40 21 -42 23 21 |
HDS 1247 Aa,Ab |
2020 |
6 |
109 |
0.4 |
7.05 |
8.81 |
1.76 |
|
<=== |
| Show |
HD 74105 |
220257 |
08 40 21 -42 23 21 |
DUN 72 A,BC |
2015 |
16 |
0 |
129.6 |
6.91 |
7.80 |
0.89 |
|
|
| Show |
|
220256 |
08 40 21 -42 21 12 |
HDS 1248 BC |
2020 |
5 |
185 |
0.1 |
8.13 |
9.27 |
1.14 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vela |
|
SAO |
220257 |
|
HIP |
42544 |
|
Tycho2 |
7683-01929-1 |
|
| Gaia DR2 |
5525075856907721216 |
|
HD |
74105 |
|
CD |
CD-41 4371 |
|
CP |
CP-41 2821 |
|
| Distance |
101.32 |
|
Distance ly |
330.51 |
|
