18397+7455 LDS 1889
18h 39m 11.06s +74° 53' 39.0" P.A. 340.00 sep 3.9 mag 16.60,21.00
| Coord 2000 |
18397+7455 |
|
Discov num |
LDS1889 |
|
Comp |
|
|
Coord arcsec 2000 |
18 39 11.06 +74 53 39.0 |
|
| Date first |
1965 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
342 |
|
Pa last |
340.1 |
|
P.A. Now (θ) |
340.1° |
|
| Sep first |
3.5 |
|
Sep last |
3.926 |
|
Sep. Now (ρ) |
3.926" |
|
| Mag pri |
16.60 |
|
Mag sec |
21.00 |
|
delta mag (ΔM) |
4.4 |
|
Spectral class |
|
|
| Pri motion ra |
-421 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
2268109973468404480 |
|
