17459+2153 STT 335 (HD 161658)
17h 45m 54.77s +21° 53' 17.4" P.A. 140.00 sep 24.8 mag 8.31,9.22 Sp A0 dist. 125 pc (407.75 l.y.)
| Coord 2000 |
17459+2153 |
|
Discov num |
STT 335 |
|
Comp |
|
|
Coord arcsec 2000 |
17 45 54.77 +21 53 17.4 |
|
| Date first |
1830 |
|
Date last |
2017 |
|
Obs |
41 |
|
| Pa first |
145 |
|
Pa last |
140.2 |
|
P.A. Now (θ) |
140.2° |
|
| Sep first |
18.0 |
|
Sep last |
24.807 |
|
Sep. Now (ρ) |
24.807" |
|
| Mag pri |
8.31 |
|
Mag sec |
9.22 |
|
delta mag (ΔM) |
0.91 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
+005 |
|
| Notes |
N
(See Notes) |
|
rPM=0.097 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 161658 |
|
Constellation |
Hercules |
|
SAO |
85387 |
|
HIP |
86941 |
|
| Tycho2 |
1564-03983-1 |
|
Gaia DR2 |
4556127768900025728 |
|
HD |
161658 |
|
ADS |
10774 |
|
| DM |
BD+21 3209 |
|
BD |
BD+21 3208 |
|
Distance |
125 |
|
Distance ly |
407.75 |
|
