17571+4551 HU 235 (HD 164059)
17h 57m 05.08s +45° 51' 21.4" P.A. 289.00 sep 1.8 mag 6.88,9.04 Sp F7IV dist. 70.03 pc (228.44 l.y.)
Coord 2000 |
17571+4551 |
|
Discov num |
HU 235 |
|
Comp |
|
|
Coord arcsec 2000 |
17 57 05.08 +45 51 21.4 |
|
Date first |
1900 |
|
Date last |
2018 |
|
Obs |
38 |
|
Pa first |
265 |
|
Pa last |
289.4 |
|
P.A. Now (θ) |
289.4° |
|
Sep first |
1.5 |
|
Sep last |
1.82 |
|
Sep. Now (ρ) |
1.82" |
|
Mag pri |
6.88 |
|
Mag sec |
9.04 |
|
delta mag (ΔM) |
2.16 |
|
Spectral class |
F7IV (yellow-white) |
|
Pri motion ra |
+010 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
+103 |
|
Sec motion dec |
+103 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 164059 |
|
Constellation |
Hercules |
|
SAO |
47084 |
|
HIP |
87877 |
|
Tycho2 |
3511-00312-1 |
|
Gaia DR2 |
1349919942100408448 |
|
HD |
164059 |
|
GC |
24444 |
|
BD |
BD+45 2629 |
|
Distance |
70.03 |
|
Distance ly |
228.44 |
|