18517+6222 ES 1841
18h 51m 43.71s +62° 22' 56.6" P.A. 105.00 sep 3.4 mag 10.81,13.30
Coord 2000 |
18517+6222 |
|
Discov num |
ES 1841 |
|
Comp |
|
|
Coord arcsec 2000 |
18 51 43.71 +62 22 56.6 |
|
Date first |
1920 |
|
Date last |
2015 |
|
Obs |
3 |
|
Pa first |
105 |
|
Pa last |
104.9 |
|
P.A. Now (θ) |
104.9° |
|
Sep first |
3.0 |
|
Sep last |
3.35 |
|
Sep. Now (ρ) |
3.35" |
|
Mag pri |
10.81 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
2.49 |
|
Spectral class |
|
|
Pri motion ra |
-019 |
|
Sec motion ra |
|
|
Pri motion dec |
-010 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
4220-01420-1 |
|
Gaia DR2 |
2156920588800698624 |
|