21106+5710 ES 1760
21h 10m 36.93s +57° 10' 21.4" P.A. 29.00 sep 2.1 mag 9.85,13.40 Sp G0
Coord 2000 |
21106+5710 |
|
Discov num |
ES 1760 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 36.93 +57 10 21.4 |
|
Date first |
1918 |
|
Date last |
2016 |
|
Obs |
3 |
|
Pa first |
40 |
|
Pa last |
28.5 |
|
P.A. Now (θ) |
28.5° |
|
Sep first |
2.6 |
|
Sep last |
2.078 |
|
Sep. Now (ρ) |
2.078" |
|
Mag pri |
9.85 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
3.55 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+023 |
|
Sec motion ra |
|
|
Pri motion dec |
+053 |
|
Sec motion dec |
|
|
Notes |
S
(Parallax indidates non-physical) |
|
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
SAO |
33192 |
|
Tycho2 |
3961-01481-1 |
|
Gaia DR2 |
2189526090735654784 |
|
HD |
239590 |
|