18211+8416 LDS 1887
18h 21m 34.70s +84° 16' 20.1" P.A. 273.00 sep 98.9 mag 18.40,19.70
| Coord 2000 |
18211+8416 |
|
Discov num |
LDS1887 |
|
Comp |
|
|
Coord arcsec 2000 |
18 21 34.70 +84 16 20.1 |
|
| Date first |
1965 |
|
Date last |
2010 |
|
Obs |
3 |
|
| Pa first |
276 |
|
Pa last |
273.1 |
|
P.A. Now (θ) |
273.1° |
|
| Sep first |
98.0 |
|
Sep last |
98.85 |
|
Sep. Now (ρ) |
98.85" |
|
| Mag pri |
18.40 |
|
Mag sec |
19.70 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
|
|
| Pri motion ra |
-326 |
|
Sec motion ra |
|
|
| Pri motion dec |
+207 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
2302854605329609600 |
|