17569+4115 STF 2255
17h 56m 51.76s +41° 15' 05.5" P.A. 343.00 sep 9.1 mag 8.95,11.57 Sp F5 dist. 134.95 pc (440.21 l.y.)
Coord 2000 |
17569+4115 |
|
Discov num |
STF2255 |
|
Comp |
|
|
Coord arcsec 2000 |
17 56 51.76 +41 15 05.5 |
|
Date first |
1830 |
|
Date last |
2016 |
|
Obs |
25 |
|
Pa first |
343 |
|
Pa last |
343.2 |
|
P.A. Now (θ) |
343.2° |
|
Sep first |
8.3 |
|
Sep last |
9.115 |
|
Sep. Now (ρ) |
9.115" |
|
Mag pri |
8.95 |
|
Mag sec |
11.57 |
|
delta mag (ΔM) |
2.62 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
-014 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
+002 |
|
Sec motion dec |
+004 |
|
Notes |
|
|
rPM=0.158 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
87857 |
|
Tycho2 |
3097-01212-1 |
|
Gaia DR2 |
1345034330902318848 |
|
BD |
BD+41 2934 |
|
Distance |
134.95 |
|
Distance ly |
440.21 |
|