Topic:  JPSS Algorithm Updates in IDPS Block 2.3 Maintenance Release Mx12 Transition to Operations

Date/Time Issued:  December 20, 2024 1500 UTC

Product(s) or Data Impacted:
VIIRS-IMG-GEO, VIIRS-MOD-GEO, VIIRS-IMG-GEO-TC, VIIRS-MOD-GEO-TC, OMPS-DWELL-RDR, OMPS-FSWBU-RDR

NOAA-20 and NOAA-21 OMPS-NPSCIENCE-RDR, OMPS-TCSCIENCE-RDR, OMPS-NPCALIBRATION-RDR, OMPS-TCCALIBRATION-RDR, OMPS-TCDIAGNOSTIC-RDR, OMPS-TCDIAGCAL-RDR, OMPS-NPDIAGNOSTIC-RDR, OMPS-NPDIAGCAL-RDR

NOAA-21 OMPS-LPSCIENCE-RDR, OMPS-LPCALIBRATION-RDR, OMPS-LPDIAGCAL-RDR, OMPS-LPDIAGEXPONE-RDR, OMPS-LPDIAGEXPTWO-RDR

Date/Time of Initial Impact: Feb. 18, 2025 TBD UTC

Date/Time of Expected End:  N/A

Length of Outage:  N/A

Details/Specifics of Change: 

The next JPSS Interface Data Processing Segment (IDPS) Block 2.3 maintenance release, Mx12 (IDPS Mx I2.3.12.00), is scheduled to transition to operations on February 18, 2025.

The Mx12 release includes the following changes:

• Removes Ellipsoid geolocation from most VIIRS SDR products.
  (For details see https://www.ospo.noaa.gov/data/messages/2024/12/MSG_20241218_1957.html)

• Fixes the “UNKNOWN” metadata value for the N_Spacecraft_Maneuver label for S-NPP and JPSS-1 only - sometimes appears following maneuvers.

• NOAA-20 and NOAA-21 OMPS RDRs will no longer include uncompressed APIDs.

• Removes OMPS DWELL and OMPS FSW Bootup RDRs.

Please note: This release will not occur during a Critical Weather Day (CWD).

The contents of this release are subject to change based on user readiness, customer feedback, and management approval. Additional ESPC notifications may provide further details and updates concerning this release.