21248+5015 HJ 1645 (HD 204118)
21h 24m 50.26s +50° 15' 01.0" P.A. 36.00 sep 8.1 mag 8.86,9.90 Sp G0
Coord 2000 |
21248+5015 |
|
Discov num |
HJ 1645 |
|
Comp |
|
|
Coord arcsec 2000 |
21 24 50.26 +50 15 01.0 |
|
Date first |
1828 |
|
Date last |
2018 |
|
Obs |
19 |
|
Pa first |
38 |
|
Pa last |
35.9 |
|
P.A. Now (θ) |
35.9° |
|
Sep first |
7.0 |
|
Sep last |
8.077 |
|
Sep. Now (ρ) |
8.077" |
|
Mag pri |
8.86 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
1.04 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+075 |
|
Sec motion ra |
+125 |
|
Pri motion dec |
+078 |
|
Sec motion dec |
+142 |
|
Notes |
|
|
rPM=0.429
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 204118 |
|
Constellation |
Cygnus |
|
Tycho2 |
3598-01781-1 |
|
Gaia DR2 |
2171232381910308096 |
|
HD |
204118 |
|