20189+1113 HJ 1498
20h 18m 53.72s +11° 13' 21.0" P.A. 218.00 sep 17.4 mag 11.81,12.80
| Coord 2000 |
20189+1113 |
|
Discov num |
HJ 1498 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 53.72 +11 13 21.0 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
209 |
|
Pa last |
218.2 |
|
P.A. Now (θ) |
218.2° |
|
| Sep first |
10.0 |
|
Sep last |
17.424 |
|
Sep. Now (ρ) |
17.424" |
|
| Mag pri |
11.81 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.99 |
|
Spectral class |
|
|
| Pri motion ra |
+015 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=1.842
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1078-00649-1 |
|
Gaia DR2 |
1802077778150908288 |
|
HD |
357242 |
|
