| Name of Satellite, Alternate Names | Astra 1L |
| Country of Operator/Owner | Luxembourg |
| Operator/Owner | SES (Société Européenne des Satellites (SES)) |
| Users | Commercial |
| Purpose | Communications |
| Class of Orbit | GEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 19.3 |
| Perigee (km) | 35772 |
| Apogee (km) | 35798 |
| Eccentricity | 0.000308385719368995 |
| Inclination (degrees) | 0.05 |
| Period (minutes) | 1436.03 |
| Launch Mass (kg.) | 4500 |
| Dry Mass (kg.) | |
| Power (watts) | 13000 |
| Date of Launch | 04-05-2007 |
| Expected Lifetime | 15 yrs. |
| Contractor | Lockheed Martin Commercial Space Systems |
| Country of Contractor | USA |
| Launch Site | Guiana Space Center |
| Launch Vehicle | Ariane 5 ECA |
| COSPAR Number | 2007-016A |
| NORAD Number | 31306 |
| Comments | 29 Ku-band, 2 Ka-band transponders first five years; 25 Ku-band and 2 Ka-band thereafter. |