18305+0416 A 583
18h 30m 32.94s +04° 16' 26.6" P.A. 265.00 sep 0.2 mag 9.40,9.90 Sp A0
| Coord 2000 |
18305+0416 |
|
Discov num |
A 583 |
|
Comp |
|
|
Coord arcsec 2000 |
18 30 32.94 +04 16 26.6 |
|
| Date first |
1903 |
|
Date last |
2017 |
|
Obs |
15 |
|
| Pa first |
298 |
|
Pa last |
265.3 |
|
P.A. Now (θ) |
265.3° |
|
| Sep first |
0.3 |
|
Sep last |
0.165 |
|
Sep. Now (ρ) |
0.165" |
|
| Mag pri |
9.40 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
SAO |
123584 |
|
Tycho2 |
0454-00594-1 |
|
Gaia DR2 |
4284194354100528384 |
|
| ADS |
11404 |
|
