NOAA Office of Satellite and Product Operations

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 Yellow  
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.