20540+3124 ES 371
20h 54m 04.78s +31° 23' 22.1" P.A. 134.00 sep 3.5 mag 10.16,11.20
| Coord 2000 |
20540+3124 |
|
Discov num |
ES 371 |
|
Comp |
|
|
Coord arcsec 2000 |
20 54 04.78 +31 23 22.1 |
|
| Date first |
1906 |
|
Date last |
2018 |
|
Obs |
11 |
|
| Pa first |
133 |
|
Pa last |
133.6 |
|
P.A. Now (θ) |
133.6° |
|
| Sep first |
3.1 |
|
Sep last |
3.477 |
|
Sep. Now (ρ) |
3.477" |
|
| Mag pri |
10.16 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
1.04 |
|
Spectral class |
|
|
| Pri motion ra |
+018 |
|
Sec motion ra |
+019 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-001 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.118 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2688-01303-1 |
|
Gaia DR2 |
1859611510789701888 |
|
