JPSS Performance Status
Welcome to the Joint Polar Satellite System (JPSS)
spacecraft status page. This webpage provides status information on each spacecraft, payload
instrument, and subsystem, updated monthly. Recent outages and anomalies are highlighted at the
top of the page. For further details on current anomalies, please visit the satellite alerts message page.
Below are the color designations for each satellite status:
Meaning
Operational
Operational with Limitation
Operational with Degradation
Non-Operational
Functional (Off)
Status
Green
Yellow
Orange
Red
Blue
| Spacecraft |
Operational Status |
Status |
| NOAA-21 |
PM Primary |
Green |
| NOAA-20 |
PM Secondary |
Green |
| Suomi-NPP |
PM Tertiary |
Green |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
NOAA-21 Spacecraft Status Summary
| Spacecraft Letter: J03 |
International Designation: 2022-150 |
| Catalog Number: 54234 |
Launch Date: 11/10/2022 |
| Operational Date: 3/29/2023 |
Operational Status: PM Secondary |
Payload Instruments Status:
| Instrument |
Description |
Status |
| ATMS |
Advanced Technology Microwave Sounder |
GREEN |
| CrIS |
Cross-track Infrared Sounder |
GREEN |
| OMPS - Limb |
Ozone Mapping Profiler Suite - Limb |
GREEN |
| OMPS - Nadir |
Ozone Mapping Profiler Suite - Nadir |
GREEN |
| VIIRS |
Visible Infrared Imaging Radiometer Suite |
GREEN |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
Subsystem Status:
| Subsystem |
Description |
Status |
| ACS |
Attitude Control System |
Green |
| COMM |
Communications |
Green |
| EPS |
Electrical Power Subsystem |
Green |
| GPS |
Global Positioning System |
Green |
| IEM SC CPU |
Integrated Electronics Module |
Green |
| PIE |
Payload Interface Electronics |
Green |
| SpaceWire |
CrIS & VIIRS |
Green |
| TCS |
Thermal Control Subsystem |
Green |
| TCC |
Telemetry, Command, & Control |
Green |
| 1553 |
ATMS & OMPS & CERES |
Green |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
NOAA-20 Spacecraft Status Summary
| Spacecraft Letter: JPSS-1 |
International Designation: 2017-073A |
| Catalog Number: 43013 |
Launch Date: 11/18/2017 |
| Operational Date: 3/7/2018 |
Operational Status: PM Primary |
| GAC: No |
HRPT: No |
| LAC: No |
APT: No |
| LTAN: 13:25:00 |
Inclination Angle: 98.79 deg |
| Altitude: 833km |
Precession Rate: |
| Period: 101.44 (minutes) |
|
Payload Instruments Status:
| Instrument |
Description |
Status |
| ATMS |
Advanced Technology Microwave Sounder |
GREEN |
| CERES |
Clouds and the Earth's Radiant Energy System |
GREEN |
| CrIS |
Cross-track Infrared Sounder |
GREEN |
| OMPS |
Ozone Mapping Profiler Suite |
GREEN |
| VIIRS |
Visible Infrared Imaging Radiometer Suite |
GREEN |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
Subsystem Status:
| Subsystem |
Description |
Status |
| ADCS |
Attitude Determination and Control Subsystem |
Green |
| CDP |
Command and Data Processor |
Green |
| COMM |
Communications |
Green |
| EPS |
Electrical Power System |
Green |
| GPS |
Global Positioning System |
Green |
| SCC |
Spacecraft Control Computer |
Green |
| SpaceWire |
CrIS & VIIRS |
Green |
| TCS |
Thermal Control Subsystem |
Green |
| TCC |
Telemetry, Command, & Control |
Green |
| 1553 |
ATMS & OMPS & CERES |
Green |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
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: 13:25:00 |
Inclination Angle: 98.79 deg |
| Altitude: 833km |
Period: 101.44 (minutes) |
Payload Instruments Status:
| Instrument |
Description |
Status |
| ATMS |
Advanced Technology Microwave Sounder |
GREEN |
| CERES |
Clouds and the Earth's Radiant Energy System |
GREEN |
| CrIS |
Cross-track Infrared Sounder |
RED |
| OMPS - Nadir |
Ozone Mapping Profiler Suite - Nadir |
GREEN |
| OMPS - Limb |
Ozone Mapping Profiler Suite - Limb |
GREEN |
| VIIRS |
Visible Infrared Imaging Radiometer Suite |
GREEN |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
Subsystem Status:
| Subsystem |
Description |
Status |
| ADCS |
Attitude Determination and Control Subsystem |
Green |
| CDP |
Command and Data Processor |
Green |
| COMM |
Communications |
Green |
| EPS |
Electrical Power System |
Green |
| GPS |
Global Positioning System |
Yellow |
| SCC |
Spacecraft Control Computer |
Green |
| TCC |
Telemetry, Command, & Control |
Green |
| TCS |
Thermal Control Subsystem |
Green |
| 1394 |
VIIRS & CrIS |
Green |
| 1553 |
ATMS & OMPS & CERES |
Green |
* = Spacecraft Issue but No User Impact
** = Investigating Performance Issue which will Impact Users
Last Updated: April 20, 2026