18280+2837 COU 638
18h 28m 00.64s +28° 37' 26.4" P.A. 136.00 sep 3.3 mag 11.30,11.80
Coord 2000 |
18280+2837 |
|
Discov num |
COU 638 |
|
Comp |
|
|
Coord arcsec 2000 |
18 28 00.64 +28 37 26.4 |
|
Date first |
1971 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
151 |
|
Pa last |
135.8 |
|
P.A. Now (θ) |
135.8° |
|
Sep first |
2.4 |
|
Sep last |
3.327 |
|
Sep. Now (ρ) |
3.327" |
|
Mag pri |
11.30 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
Pri motion ra |
-004 |
|
Sec motion ra |
|
|
Pri motion dec |
+018 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Gaia DR2 |
4586540878996121728 |
|