18402+1815 TDT 986
18h 40m 13.54s +18° 14' 43.8" P.A. 145.00 sep 0.5 mag 11.41,11.71
| Coord 2000 |
18402+1815 |
|
Discov num |
TDT 986 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 13.54 +18 14 43.8 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
145 |
|
Pa last |
145.2 |
|
P.A. Now (θ) |
145.2° |
|
| Sep first |
0.5 |
|
Sep last |
0.52 |
|
Sep. Now (ρ) |
0.52" |
|
| Mag pri |
11.41 |
|
Mag sec |
11.71 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
+014 |
|
Sec motion ra |
+014 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1587-01622-1 |
|
Gaia DR2 |
4512420085756414080 |
|
