17071+3106 STF 2127 (HD 154917)
17h 07m 04.42s +31° 05' 35.1" P.A. 281.00 sep 15.1 mag 8.70,12.30 Sp A3 dist. 3846.15 pc (12546.14 l.y.)
Coord 2000 |
17071+3106 |
|
Discov num |
STF2127 |
|
Comp |
|
|
Coord arcsec 2000 |
17 07 04.42 +31 05 35.1 |
|
Date first |
1902 |
|
Date last |
2015 |
|
Obs |
26 |
|
Pa first |
274 |
|
Pa last |
280.5 |
|
P.A. Now (θ) |
280.5° |
|
Sep first |
16.3 |
|
Sep last |
15.137 |
|
Sep. Now (ρ) |
15.137" |
|
Mag pri |
8.70 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
3.6 |
|
Spectral class |
A3 (white) |
|
Pri motion ra |
-006 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
-034 |
|
Sec motion dec |
-035 |
|
Notes |
|
|
rPM=0.04 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 154917 |
|
Constellation |
Hercules |
|
SAO |
65797 |
|
HIP |
83754 |
|
Tycho2 |
2591-00779-1 |
|
Gaia DR2 |
1310141776071058688 |
|
HD |
154917 |
|
GC |
23112 |
|
BD |
BD+31 2965 |
|
Distance |
3846.15 |
|
Distance ly |
12546.14 |
|