18450+4422 ES 1424
18h 44m 57.58s +44° 21' 32.5" P.A. 90.00 sep 7.9 mag 8.36,13.00 Sp F5 dist. 128.7 pc (419.82 l.y.)
| Coord 2000 |
18450+4422 |
|
Discov num |
ES 1424 |
|
Comp |
|
|
Coord arcsec 2000 |
18 44 57.58 +44 21 32.5 |
|
| Date first |
1915 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
91 |
|
Pa last |
89.8 |
|
P.A. Now (θ) |
89.8° |
|
| Sep first |
8.9 |
|
Sep last |
7.887 |
|
Sep. Now (ρ) |
7.887" |
|
| Mag pri |
8.36 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
4.64 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-018 |
|
Sec motion ra |
|
|
| Pri motion dec |
-009 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
SAO |
47764 |
|
HIP |
91990 |
|
Tycho2 |
3130-00808-1 |
|
| Gaia DR2 |
2117321162132076160 |
|
HD |
173760 |
|
BD |
BD+44 2986 |
|
Distance |
128.7 |
|
| Distance ly |
419.82 |
|
