| Name of Satellite, Alternate Names | TRMM (Tropical Rainfall Measuring Mission) |
| Country of Operator/Owner | Japan/USA |
| Operator/Owner | National Space Development Agency(NASA)/Japan Aerospace Exploration Agency (JAXA) |
| Users | Government |
| Purpose | Earth Observation |
| Class of Orbit | LEO |
| Type of Orbit | Intermediate |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 400 |
| Apogee (km) | 400 |
| Eccentricity | 0 |
| Inclination (degrees) | 35 |
| Period (minutes) | 92.6 |
| Launch Mass (kg.) | 3820 |
| Dry Mass (kg.) | |
| Power (watts) | 850 |
| Date of Launch | 27-11-1997 |
| Expected Lifetime | 3 yrs. |
| Contractor | NASA/Goddard Space Flight Center |
| Country of Contractor | USA |
| Launch Site | Tanegashima Space Center |
| Launch Vehicle | H2 |
| COSPAR Number | 1997-074A |
| NORAD Number | 25063 |
| Comments | Joint mission to measure rainfall in tropical areas; to operate through spring of 2005. |