20389+6405 ES 1918
20h 39m 04.56s +64° 07' 06.5" P.A. 288.00 sep 3.3 mag 10.01,10.80
Coord 2000 |
20389+6405 |
|
Discov num |
ES 1918 |
|
Comp |
|
|
Coord arcsec 2000 |
20 39 04.56 +64 07 06.5 |
|
Date first |
1921 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
283 |
|
Pa last |
288.2 |
|
P.A. Now (θ) |
288.2° |
|
Sep first |
2.6 |
|
Sep last |
3.285 |
|
Sep. Now (ρ) |
3.285" |
|
Mag pri |
10.01 |
|
Mag sec |
10.80 |
|
delta mag (ΔM) |
0.79 |
|
Spectral class |
|
|
Pri motion ra |
+025 |
|
Sec motion ra |
-018 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
+005 |
|
Notes |
|
|
rPM=1.711
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Tycho2 |
4254-00018-1 |
|
Gaia DR2 |
2245078881361655424 |
|
ADS |
14138 |
|