16426+3113 SEI 540
16h 42m 35.18s +31° 12' 58.3" P.A. 227.00 sep 11.5 mag 9.55,11.10 Sp F0 dist. 172.12 pc (561.46 l.y.)
| Coord 2000 |
16426+3113 |
|
Discov num |
SEI 540 |
|
Comp |
|
|
Coord arcsec 2000 |
16 42 35.18 +31 12 58.3 |
|
| Date first |
1895 |
|
Date last |
2016 |
|
Obs |
23 |
|
| Pa first |
229 |
|
Pa last |
226.7 |
|
P.A. Now (θ) |
226.7° |
|
| Sep first |
12.2 |
|
Sep last |
11.51 |
|
Sep. Now (ρ) |
11.51" |
|
| Mag pri |
9.55 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.55 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-025 |
|
Sec motion ra |
-025 |
|
| Pri motion dec |
+034 |
|
Sec motion dec |
+032 |
|
| Notes |
|
|
rPM=0.047 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
HIP |
81811 |
|
Tycho2 |
2582-02757-1 |
|
Gaia DR2 |
1312452571555295744 |
|
| BD |
BD+31 2891 |
|
Distance |
172.12 |
|
Distance ly |
561.46 |
|
