18306+4429 COU 1928
18h 30m 38.32s +44° 29' 01.9" P.A. 263.00 sep 0.5 mag 10.00,11.10 Sp F0
| Coord 2000 |
18306+4429 |
|
Discov num |
COU1928 |
|
Comp |
|
|
Coord arcsec 2000 |
18 30 38.32 +44 29 01.9 |
|
| Date first |
1981 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
267 |
|
Pa last |
262.6 |
|
P.A. Now (θ) |
262.6° |
|
| Sep first |
0.5 |
|
Sep last |
0.47 |
|
Sep. Now (ρ) |
0.47" |
|
| Mag pri |
10.00 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-008 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
3117-01620-1 |
|
Gaia DR2 |
2117942072665289344 |
|
