18332+1730 J 98
18h 33m 12.26s +17° 28' 33.7" P.A. 147.00 sep 3.9 mag 10.30,11.90
| Coord 2000 |
18332+1730 |
|
Discov num |
J 98 |
|
Comp |
|
|
Coord arcsec 2000 |
18 33 12.26 +17 28 33.7 |
|
| Date first |
1904 |
|
Date last |
2017 |
|
Obs |
15 |
|
| Pa first |
143 |
|
Pa last |
146.8 |
|
P.A. Now (θ) |
146.8° |
|
| Sep first |
3.9 |
|
Sep last |
3.928 |
|
Sep. Now (ρ) |
3.928" |
|
| Mag pri |
10.30 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1574-02505-1 |
|
Gaia DR2 |
4523945544592197248 |
|
