18319+5459 TDT 929
18h 31m 55.70s +54° 58' 57.8" P.A. 152.00 sep 2.3 mag 11.86,12.14
| Coord 2000 |
18319+5459 |
|
Discov num |
TDT 929 |
|
Comp |
|
|
Coord arcsec 2000 |
18 31 55.70 +54 58 57.8 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
2 |
|
| Pa first |
138 |
|
Pa last |
151.8 |
|
P.A. Now (θ) |
151.8° |
|
| Sep first |
2.5 |
|
Sep last |
2.279 |
|
Sep. Now (ρ) |
2.279" |
|
| Mag pri |
11.86 |
|
Mag sec |
12.14 |
|
delta mag (ΔM) |
0.28 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
+028 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
3909-01941-1 |
|
Gaia DR2 |
2147602429615910272 |
|
