21474-1307 HWE 58 AB (HD 207171)
21h 47m 26.81s -13° 07' 17.9" P.A. 82.00 sep 0.6 mag 8.70,10.01 Sp A5II/III dist. 257.73 pc (840.72 l.y.)
Coord 2000 |
21474-1307 |
|
Discov num |
HWE 58 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 47 26.81 -13 07 17.9 |
|
Date first |
1879 |
|
Date last |
1996 |
|
Obs |
19 |
|
Pa first |
105 |
|
Pa last |
81.8 |
|
P.A. Now (θ) |
81.8° |
|
Sep first |
0.8 |
|
Sep last |
0.63 |
|
Sep. Now (ρ) |
0.63" |
|
Mag pri |
8.70 |
|
Mag sec |
10.01 |
|
delta mag (ΔM) |
1.31 |
|
Spectral class |
A5II/III (white) |
|
Pri motion ra |
+034 |
|
Sec motion ra |
|
|
Pri motion dec |
+000 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
21474-1307 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 207171 |
164652 |
21 47 27 -13 07 18 |
HWE 58 AB |
1996 |
19 |
82 |
0.6 |
8.70 |
10.01 |
1.31 |
|
<=== |
Show |
|
164652 |
21 47 27 -13 07 18 |
STF 2826 AC |
2020 |
50 |
81 |
4.0 |
8.70 |
9.06 |
0.36 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 207171 |
|
Constellation |
Capricornus |
|
SAO |
164652 |
|
HIP |
107588 |
|
Tycho2 |
5796-01261-1 |
|
Gaia DR2 |
6843470739053288448 |
|
HD |
207171 |
|
GC |
30503 |
|
BD |
BD-13 6018 |
|
Distance |
257.73 |
|
Distance ly |
840.72 |
|