18413+6311 ES 1839
18h 41m 19.44s +63° 10' 55.0" P.A. 17.00 sep 4.5 mag 10.50,12.50
Coord 2000 |
18413+6311 |
|
Discov num |
ES 1839 |
|
Comp |
|
|
Coord arcsec 2000 |
18 41 19.44 +63 10 55.0 |
|
Date first |
1920 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
49 |
|
Pa last |
16.5 |
|
P.A. Now (θ) |
16.5° |
|
Sep first |
5.3 |
|
Sep last |
4.481 |
|
Sep. Now (ρ) |
4.481" |
|
Mag pri |
10.50 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
|
|
Pri motion ra |
+020 |
|
Sec motion ra |
|
|
Pri motion dec |
-010 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
4219-02003-1 |
|
Gaia DR2 |
2157217078982338432 |
|