18118+4955 COU 2393
18h 11m 48.33s +49° 54' 43.3" P.A. 78.00 sep 1.9 mag 12.20,12.50
Coord 2000 |
18118+4955 |
|
Discov num |
COU2393 |
|
Comp |
|
|
Coord arcsec 2000 |
18 11 48.33 +49 54 43.3 |
|
Date first |
1986 |
|
Date last |
2016 |
|
Obs |
3 |
|
Pa first |
82 |
|
Pa last |
77.7 |
|
P.A. Now (θ) |
77.7° |
|
Sep first |
1.6 |
|
Sep last |
1.858 |
|
Sep. Now (ρ) |
1.858" |
|
Mag pri |
12.20 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
Pri motion ra |
-054 |
|
Sec motion ra |
|
|
Pri motion dec |
+024 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
3533-00899-1 |
|
Gaia DR2 |
2124579102806541312 |
|