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JPSS Home > ESPC Messages for JPSS Satellites - 2025
OSPO Satellite Alert Messages for JPSS Satellites - 2025
Messages listed on this page are a subset of those shown
at OSPO Satellite Alert Messages .
This subset shows only messages that reference JPSS satellites. Underlying data updated hourly.
Administrative Date Administrative: UPDATE# 2: JPSS Algorithm Updates in IDPS Block 2.3
Maintenance Release Mx12 Transition to Operations - Issued February 10, 2025 1929Z 1739215740
Administrative: JPSS CGS NSOF A Slot 1, OO WKS 50, 52 and 55 Windows
Security Patching (Live Ops)- Issued: February 10, 2025 1641Z 1739205660
Administrative: JPSS CGS NSOF A Slot 4 andOO WKS 53 and 54 Windows
Security Patching(Live Ops) - Issued February 07, 2025 1613Z 1738944780
Administrative: Upcoming Deleted S-NPP FCDAS Contacts 01.30.25 and
02.03.25 -Issued: January 29, 2025 1646Z 1738169160
Administrative: NOAA-21 DMU-007 Maneuver Scheduled for January 29,
2025 - Issued: January 29, 2025 1550Z 1737993000
Administrative: Upcoming Deleted S-NPP FCDAS Contacts January 27,
2025 to February 04, 2025 - Issued: January 25, 2025 2134Z 1737840840
Update #1: Correction: Administrative: NOAA 21 Star Tracker Photo
Mode Scheduled for January 24, 2025 - Issued January 24, 2025 1849Z 1737660300
Administrative:NOAA-21 Star Tracker Photo Mode Scheduled for January
23, 2025- Issued: January 21, 2025 1956Z 1737489360
Administrative: Upcoming Deleted NPP FCDAS Contacts January 15, 2025
to January 22, 2025 - Issued: January 19, 0225Z 1737253500
Administrative: UPDATE#1 JPSS Algorithm Updates in IDPS Block 2.3
Maintenance Release Mx12 Transition to Operations Issued: January 15, 2025 1911Z 1736968260
Administrative: Update #4: JPSS Ellipsoid Geolocation Product
Reduction Scheduled for January 27, 2025 - Issued: January 15, 2025 1903Z 1736967780
Administrative: NOAA-21 VIIRS Lunar Calibration Roll Maneuver
Scheduled for January 9, 2025 - Issued: January 8, 2025 1645Z 1736354700
Administrative S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled
for January 9, 2025 - Issued: January 8, 2025 1639Z 1736354340
Administrative NOAA-20 VIIRS Lunar Calibration Roll Maneuver
Scheduled for January 9, 2025 - Issued: January 08, 2025 1632Z 1736353920
Administrative: JPSS CGS NSOF A Slot 1 Servers Windows Security
Patching (LiveOps) - Issued January 06, 2025 1527Z 1736177220
Administrative: JPSS CGS NSOF A Slot 4 Windows Security Patching
(Live Ops) - January 3, 2025 1624Z 1735921440