20185+5840 HJ 2956
20h 18m 36.28s +58° 40' 34.5" P.A. 233.00 sep 9.1 mag 10.90,11.00
| Coord 2000 |
20185+5840 |
|
Discov num |
HJ 2956 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 36.28 +58 40 34.5 |
|
| Date first |
1831 |
|
Date last |
2018 |
|
Obs |
13 |
|
| Pa first |
258 |
|
Pa last |
233.2 |
|
P.A. Now (θ) |
233.2° |
|
| Sep first |
2.0 |
|
Sep last |
9.078 |
|
Sep. Now (ρ) |
9.078" |
|
| Mag pri |
10.90 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
+005 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
+015 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=1.243
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2188168537465553152 |
|
