18389+2324 TDT 972 (HD 342690)
18h 38m 56.60s +23° 24' 29.8" P.A. 47.00 sep 0.8 mag 10.70,11.19
| Coord 2000 |
18389+2324 |
|
Discov num |
TDT 972 |
|
Comp |
|
|
Coord arcsec 2000 |
18 38 56.60 +23 24 29.8 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
8 |
|
| Pa first |
49 |
|
Pa last |
47.4 |
|
P.A. Now (θ) |
47.4° |
|
| Sep first |
0.8 |
|
Sep last |
0.847 |
|
Sep. Now (ρ) |
0.847" |
|
| Mag pri |
10.70 |
|
Mag sec |
11.19 |
|
delta mag (ΔM) |
0.49 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 342690 |
|
Constellation |
Hercules |
|
Tycho2 |
2107-01715-1 |
|
Gaia DR2 |
4535316934364016640 |
|
| HD |
342690 |
|
