17547+2016 OSO 88
17h 54m 43.23s +20° 16' 16.4" P.A. 34.00 sep 27.9 mag 9.71,11.99 Sp sdF8 dist. 106.61 pc (347.76 l.y.)
Coord 2000 |
17547+2016 |
|
Discov num |
OSO 88 |
|
Comp |
|
|
Coord arcsec 2000 |
17 54 43.23 +20 16 16.4 |
|
Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
38 |
|
Pa last |
33.7 |
|
P.A. Now (θ) |
33.7° |
|
Sep first |
20.4 |
|
Sep last |
27.946 |
|
Sep. Now (ρ) |
27.946" |
|
Mag pri |
9.71 |
|
Mag sec |
11.99 |
|
delta mag (ΔM) |
2.28 |
|
Spectral class |
sdF8 |
|
Pri motion ra |
-224 |
|
Sec motion ra |
-051 |
|
Pri motion dec |
-349 |
|
Sec motion dec |
-092 |
|
Notes |
N
(See Notes) |
|
rPM=0.747
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
87693 |
|
Tycho2 |
1561-00255-1 |
|
BD |
BD+20 3603 |
|
Distance |
106.61 |
|
Distance ly |
347.76 |
|