20420+4532 BRT 2271
20h 42m 03.23s +45° 31' 56.2" P.A. 269.00 sep 4.5 mag 11.30,11.60
| Coord 2000 |
20420+4532 |
|
Discov num |
BRT2271 |
|
Comp |
|
|
Coord arcsec 2000 |
20 42 03.23 +45 31 56.2 |
|
| Date first |
1892 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
268 |
|
Pa last |
269.1 |
|
P.A. Now (θ) |
269.1° |
|
| Sep first |
4.9 |
|
Sep last |
4.47 |
|
Sep. Now (ρ) |
4.47" |
|
| Mag pri |
11.30 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
+023 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=1.094
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2070418122100523520 |
|
