17291+1727 DAL 14 AB (HD 158522)
17h 29m 06.20s +17° 27' 18.3" P.A. 88.00 sep 2.4 mag 8.75,9.11 Sp A0
Coord 2000 |
17291+1727 |
|
Discov num |
DAL 14 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 29 06.20 +17 27 18.3 |
|
Date first |
1999 |
|
Date last |
1999 |
|
Obs |
1 |
|
Pa first |
88 |
|
Pa last |
87.9 |
|
P.A. Now (θ) |
87.9° |
|
Sep first |
2.4 |
|
Sep last |
2.41 |
|
Sep. Now (ρ) |
2.41" |
|
Mag pri |
8.75 |
|
Mag sec |
9.11 |
|
delta mag (ΔM) |
0.36 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
-011 |
|
Sec motion ra |
|
|
Pri motion dec |
+008 |
|
Sec motion dec |
|
|
Notes |
X
(Dubious double) |
|
Nature of this double is uncertain.
17291+1727 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 158522 |
102851 |
17 29 06 +17 27 18 |
DAL 14 AB |
1999 |
1 |
88 |
2.4 |
8.75 |
9.11 |
0.36 |
|
<=== |
Show |
|
102851 |
17 29 06 +17 27 18 |
DAL 14 AC |
2017 |
9 |
184 |
18.2 |
8.75 |
11.71 |
2.96 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 158522 |
|
Constellation |
Hercules |
|
SAO |
102851 |
|
Tycho2 |
1542-02249-1 |
|
Gaia DR2 |
4550181644370581632 |
|
HD |
158522 |
|