18407+4336 TDT 990
18h 40m 40.79s +43° 36' 17.0" P.A. 311.00 sep 0.3 mag 11.61,11.64
| Coord 2000 |
18407+4336 |
|
Discov num |
TDT 990 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 40.79 +43 36 17.0 |
|
| Date first |
1991 |
|
Date last |
2014 |
|
Obs |
5 |
|
| Pa first |
305 |
|
Pa last |
311.2 |
|
P.A. Now (θ) |
311.2° |
|
| Sep first |
0.7 |
|
Sep last |
0.298 |
|
Sep. Now (ρ) |
0.298" |
|
| Mag pri |
11.61 |
|
Mag sec |
11.64 |
|
delta mag (ΔM) |
0.03 |
|
Spectral class |
|
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
3130-01278-1 |
|
