| Name of Satellite, Alternate Names | ORBCOMM FM-12 (ORBCOMM A4) |
| Country of Operator/Owner | USA |
| Operator/Owner | ORBCOMM Inc. |
| Users | Commercial |
| Purpose | Communications |
| Class of Orbit | LEO |
| Type of Orbit | Intermediate |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 770 |
| Apogee (km) | 776 |
| Eccentricity | 0.000419991600167997 |
| Inclination (degrees) | 45 |
| Period (minutes) | 100.3 |
| Launch Mass (kg.) | 45 |
| Dry Mass (kg.) | 22 |
| Power (watts) | 160 |
| Date of Launch | 23-12-1997 |
| Expected Lifetime | 5 yrs. |
| Contractor | Orbital Sciences Corp. |
| Country of Contractor | USA |
| Launch Site | Wallops Island Flight Facility |
| Launch Vehicle | Pegasus |
| COSPAR Number | 1997-084D |
| NORAD Number | 25115 |
| Comments |