20457+0838 A 1210 (HD 197813)
20h 45m 43.60s +08° 37' 51.9" P.A. 247.00 sep 4.0 mag 9.03,11.00 Sp F5
| Coord 2000 |
20457+0838 |
|
Discov num |
A 1210 |
|
Comp |
|
|
Coord arcsec 2000 |
20 45 43.60 +08 37 51.9 |
|
| Date first |
1905 |
|
Date last |
2016 |
|
Obs |
13 |
|
| Pa first |
249 |
|
Pa last |
246.9 |
|
P.A. Now (θ) |
246.9° |
|
| Sep first |
3.9 |
|
Sep last |
4.045 |
|
Sep. Now (ρ) |
4.045" |
|
| Mag pri |
9.03 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
1.97 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-016 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 197813 |
|
Constellation |
Delphinus |
|
Tycho2 |
1089-00786-1 |
|
Gaia DR2 |
1750043660944167424 |
|
| HD |
197813 |
|
