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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 on data flow 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:
| 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
| Spacecraft Letter: J03 | International Designation: 2022-150 |
| Catalog Number: 54234 | Launch Date: 11/10/2022 |
| Operational Date: 3/29/2023 | Operational Status: PM Secondary |
| 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 | 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
| 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) |
| Note: Operational |
| 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 | 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
| 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) |
| 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 | 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
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