20434+1712 J 845
20h 43m 21.98s +17° 12' 28.5" P.A. 224.00 sep 4.0 mag 12.70,13.10
| Coord 2000 |
20434+1712 |
|
Discov num |
J 845 |
|
Comp |
|
|
Coord arcsec 2000 |
20 43 21.98 +17 12 28.5 |
|
| Date first |
1912 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
216 |
|
Pa last |
223.5 |
|
P.A. Now (θ) |
223.5° |
|
| Sep first |
2.9 |
|
Sep last |
4.015 |
|
Sep. Now (ρ) |
4.015" |
|
| Mag pri |
12.70 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
-024 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=1.137
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1638-00435-1 |
|
Gaia DR2 |
1811439806123692928 |
|
