| Official name | ARIANE 5 DEB (SYLDA) |
| Alternative name | Ariane 5 operational debris (Sylda adapter) |
| Cospar ID | 2012-051D |
| Norad ID | 38781 |
| Launch date | 2012-09-28 |
| Launch site | FRGUI |
| Launch vehicle | Ariane-5ECA |
| RCS size | LARGE |
| Decay date | ON ORBIT |
| Period (min) | 139.61 |
| Inclination (deg) | 6.34 |
| Perigee (km) | 230 |
| Apogee (km) | 4842 |
| Eccentricity | 0.909305993690852 |
| Mean motion (revs. per day) | 10.3144473891555 |
| Semi-Major axis (km) | 8914.135 |
| Raan (deg) | 277.6867 |
| Arg of perigee (deg) | 192.1164 |
| Shape | Cyl |
| Mass (kg) | 440 |
| Diameter (m) | 4.5 |
| Height (m) | 5.8 |
| Span (m^2) | 5.8 |
.png)
