20111+4131 HJ 1491 (HD 228090)
20h 10m 10.59s +41° 29' 56.6" P.A. 297.00 sep 4.8 mag 9.56,9.62 Sp F5
Coord 2000 |
20111+4131 |
|
Discov num |
HJ 1491 |
|
Comp |
|
|
Coord arcsec 2000 |
20 10 10.59 +41 29 56.6 |
|
Date first |
1828 |
|
Date last |
2019 |
|
Obs |
21 |
|
Pa first |
302 |
|
Pa last |
297.1 |
|
P.A. Now (θ) |
297.1° |
|
Sep first |
2.5 |
|
Sep last |
4.75 |
|
Sep. Now (ρ) |
4.75" |
|
Mag pri |
9.56 |
|
Mag sec |
9.62 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+013 |
|
Sec motion ra |
+014 |
|
Pri motion dec |
+007 |
|
Sec motion dec |
+008 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.088 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 228090 |
|
Constellation |
Cygnus |
|
Tycho2 |
3159-00927-1 |
|
Gaia DR2 |
2074592353598782592 |
|
HD |
228090 |
|