20457+1302 WFC 258
20h 45m 39.66s +13° 02' 23.7" P.A. 284.00 sep 11.7 mag 11.90,12.90
| Coord 2000 |
20457+1302 |
|
Discov num |
WFC 258 |
|
Comp |
|
|
Coord arcsec 2000 |
20 45 39.66 +13 02 23.7 |
|
| Date first |
1906 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
301 |
|
Pa last |
283.7 |
|
P.A. Now (θ) |
283.7° |
|
| Sep first |
1.4 |
|
Sep last |
11.69 |
|
Sep. Now (ρ) |
11.69" |
|
| Mag pri |
11.90 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
| Pri motion ra |
+020 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
+020 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
rPM=1.453
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1097-01567-1 |
|
Gaia DR2 |
1761219754261902720 |
|
