20280+5723 MLR 641 (HD 239422)
20h 27m 59.09s +57° 23' 11.9" P.A. 43.00 sep 1.5 mag 9.09, Sp A7
| Coord 2000 |
20280+5723 |
|
Discov num |
MLR 641 |
|
Comp |
|
|
Coord arcsec 2000 |
20 27 59.09 +57 23 11.9 |
|
| Date first |
1987 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
41 |
|
Pa last |
42.9 |
|
P.A. Now (θ) |
42.9° |
|
| Sep first |
1.1 |
|
Sep last |
1.486 |
|
Sep. Now (ρ) |
1.486" |
|
| Mag pri |
9.09 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
A7 (white) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
+024 |
|
| Pri motion dec |
+021 |
|
Sec motion dec |
+022 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.043 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 239422 |
|
Constellation |
Cygnus |
|
SAO |
32608 |
|
Tycho2 |
3958-00794-1 |
|
| Gaia DR2 |
2187435025768150528 |
|
HD |
239422 |
|