17235+1654 A 2183 AB (HD 157582)
17h 23m 30.10s +16° 54' 10.7" P.A. 137.00 sep 1.2 mag 7.67,10.60 Sp A2V dist. 178.57 pc (582.5 l.y.)
| Coord 2000 |
17235+1654 |
|
Discov num |
A 2183 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 23 30.10 +16 54 10.7 |
|
| Date first |
1910 |
|
Date last |
2017 |
|
Obs |
18 |
|
| Pa first |
128 |
|
Pa last |
136.5 |
|
P.A. Now (θ) |
136.5° |
|
| Sep first |
1.0 |
|
Sep last |
1.21 |
|
Sep. Now (ρ) |
1.21" |
|
| Mag pri |
7.67 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
2.93 |
|
Spectral class |
A2V (white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
| Notes |
W
|
|
rPM=0.25 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 157582 |
|
Constellation |
Hercules |
|
SAO |
102789 |
|
HIP |
85096 |
|
| Tycho2 |
1541-00980-1 |
|
HD |
157582 |
|
BD |
BD+17 3232 |
|
Distance |
178.57 |
|
| Distance ly |
582.5 |
|
