18465+3055 A 254
18h 46m 31.00s +30° 55' 29.4" P.A. 48.00 sep 2.3 mag 9.81,13.80
| Coord 2000 |
18465+3055 |
|
Discov num |
A 254 |
|
Comp |
|
|
Coord arcsec 2000 |
18 46 31.00 +30 55 29.4 |
|
| Date first |
1901 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
46 |
|
Pa last |
48.3 |
|
P.A. Now (θ) |
48.3° |
|
| Sep first |
2.2 |
|
Sep last |
2.337 |
|
Sep. Now (ρ) |
2.337" |
|
| Mag pri |
9.81 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
3.99 |
|
Spectral class |
|
|
| Pri motion ra |
+007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2638-01744-1 |
|
Gaia DR2 |
2089739019599315072 |
|
ADS |
11676 |
|
