18168+7011 TDT 771 AB
18h 16m 47.57s +70° 11' 23.7" P.A. 55.00 sep 0.6 mag 10.97,11.17
| Coord 2000 |
18168+7011 |
|
Discov num |
TDT 771 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 16 47.57 +70 11 23.7 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
55 |
|
Pa last |
55.4 |
|
P.A. Now (θ) |
55.4° |
|
| Sep first |
0.6 |
|
Sep last |
0.59 |
|
Sep. Now (ρ) |
0.59" |
|
| Mag pri |
10.97 |
|
Mag sec |
11.17 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-047 |
|
Sec motion ra |
-047 |
|
| Pri motion dec |
+054 |
|
Sec motion dec |
+054 |
|
| Notes |
W
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
4433-01378-1 |
|
