18076+1225 HEI 556
18h 07m 37.18s +12° 25' 12.2" P.A. 114.00 sep 1.8 mag 12.03,12.09
| Coord 2000 |
18076+1225 |
|
Discov num |
HEI 556 |
|
Comp |
|
|
Coord arcsec 2000 |
18 07 37.18 +12 25 12.2 |
|
| Date first |
1987 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
110 |
|
Pa last |
113.5 |
|
P.A. Now (θ) |
113.5° |
|
| Sep first |
1.4 |
|
Sep last |
1.778 |
|
Sep. Now (ρ) |
1.778" |
|
| Mag pri |
12.03 |
|
Mag sec |
12.09 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
|
|
| Pri motion ra |
+015 |
|
Sec motion ra |
+015 |
|
| Pri motion dec |
+011 |
|
Sec motion dec |
+011 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
1016-00798-1 |
|
Gaia DR2 |
4495427408418788992 |
|
