SNPP Operational Status
Welcome to the Suomi-National Polar-Orbiting Operational Environmental Satellite System
Preparatory Project (Suomi-NPP or SNPP) spacecraft status page. SNPP is a joint effort
between the National Aeronautics Space Administration (NASA) and the NPOESS Integrated
Program Office (IPO). NASA renamed NPP in honor of the late Verner E. Suomi, a
meteorologist at the University of Wisconsin who is recognized widely as "the
father of satellite meteorology."
Below are the color designations for each satellite status:
| Status |
Green |
Yellow |
Orange |
Red |
Blue |
Blank |
| Status Color |
|
|
|
|
|
|
| Meaning |
Operational (or capable of) |
Operational with limitations
(or Standby) |
Operational with Degraded Performance |
Not Operational |
Functional,
Turned Off |
No Status Reported |
Suomi-NPP Spacecraft Status Summary
| Spacecraft Letter: SNPP |
International Designation: 2011-061A |
| Catalog Number: 37849 |
Launch Date: 10/28/2011 |
| Operational Date: 5/1/2014 |
Operational Status: PM Secondary back-up |
| LTAN: 13:30:00 |
Inclination Angle: 98.79 deg |
| Altitude: 833km |
Period: 101.44 (minutes) |
Subsystem Status:
| Subsystem |
Description |
Status |
Status Color |
| ADCS |
Attitude Determination and Control Subsystem |
Green |
|
| ATMS |
Advanced Technology Microwave Sounder |
Green |
|
| CDH |
Command and Data Handling |
Green |
|
| CERES |
Clouds and the Earth's Radiant Energy System |
Green |
|
| COMM |
Communications |
Green |
|
| CrIS |
Cross-track Infrared Sounder |
Red |
|
| EPDS |
Electrical Power and Distribution System |
Green |
|
| FSW |
Flight Software |
Green |
|
| OMPS |
Ozone Mapping and Profiler Suite |
Green |
|
| PROP |
Propulsion Subsystem |
Green |
|
| TCS |
Thermal Control Subsystem |
Green |
|
| VIIRS |
Visible Infrared Imaging Radiometer Suite |
Green |
|
System History
| Date |
Time |
Component |
Description |
| 05/1/2014 | | |
SNPP became Prime PM Mission. |
