18257+2828 TDT 858
18h 25m 39.05s +28° 27' 44.3" P.A. 57.00 sep 0.4 mag 11.10,11.24
| Coord 2000 |
18257+2828 |
|
Discov num |
TDT 858 |
|
Comp |
|
|
Coord arcsec 2000 |
18 25 39.05 +28 27 44.3 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
57 |
|
Pa last |
57.1 |
|
P.A. Now (θ) |
57.1° |
|
| Sep first |
0.4 |
|
Sep last |
0.43 |
|
Sep. Now (ρ) |
0.43" |
|
| Mag pri |
11.10 |
|
Mag sec |
11.24 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2118-00218-1 |
|
Gaia DR2 |
4586523870926056960 |
|
