18159+3029 TDT 763
18h 15m 55.23s +30° 28' 53.8" P.A. 321.00 sep 0.8 mag 11.47,11.89
| Coord 2000 |
18159+3029 |
|
Discov num |
TDT 763 |
|
Comp |
|
|
Coord arcsec 2000 |
18 15 55.23 +30 28 53.8 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
321 |
|
Pa last |
320.9 |
|
P.A. Now (θ) |
320.9° |
|
| Sep first |
0.8 |
|
Sep last |
0.77 |
|
Sep. Now (ρ) |
0.77" |
|
| Mag pri |
11.47 |
|
Mag sec |
11.89 |
|
delta mag (ΔM) |
0.42 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-027 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2622-01980-1 |
|
Gaia DR2 |
4590225995294237056 |
|