POES Operational Status

Welcome to the Polar Orbiting Environmental Satellites (POES) spacecraft status page. This site provides up to date status information on each spacecraft and its various subsystems.

Spacecraft	Operational Status	Status
NOAA-11, -12, -14, -16, -17	Decommissioned	RED
NOAA-15	AM Secondary	GREEN
NOAA-18	PM Secondary	GREEN
NOAA-19	PM Primary	GREEN

NOTE:  All LTAN values are valid as of April 19, 2016.

NOAA-15 Spacecraft Status Summary

Spacecraft Letter:   K	International Designation:   1998 030A
Catalog Number:   25338	Launch Date:   05/13/1998
Operational Date:   12/15/1998	Operational Status:  AM Secondary

GAC:   Yes	HRPT:   Yes   STX-2/MSB   1702.5 MHz
LAC:   No	APT:   Yes   VTX-2   137.62 MHz
LTAN:   17:46:52	Inclination Angle:  98.5 deg
Altitude:  807km	Precession Rate:  1.05 (min/month)
Period:   101.1 (minutes)

Subsystem Status:

Subsystem	Description	Status
ADACS	Attitude Determination and Control System	Orange
AMSU-A1	Advanced Microwave Sounding Unit-A1	Yellow
AMSU-A2	Advanced Microwave Sounding Unit-A2	Green
AMSU-B	Advanced Microwave Sounding Unit -B	Red
AVHRR	Advanced Very High Resolution Radiometer	Yellow
CCS	Command and Control System	Green
COMM	Communications System	Yellow
DCS	Data Collection System	Green
DHS	Data Handling System	Green
DPLY	Deployment Subsystem
EPS	Electrical Power System	Green
FSW	Flight Software
GROUND	Polar Acquisition and Command System (PACS)
HIRS	High Resolution Infrared Radiation Sounder	Red
RCS	Reaction Control Subsystem
SARP	Search and Rescue Processor	Green
SARR	Search and Rescue Repeater	Yellow
SEM	Space Environment Monitor	Green
THERM	Thermal Control System	Yellow

NOAA-18 Spacecraft Status Summary

Spacecraft Letter:   N	International Designation:  2005 018A
Catalog Number:   28654	Launch Date:   05/20/2005
Operational Date:   8/30/2005	Operational Status:  PM Secondary

GAC:   Yes	HRPT:   Yes   STX-3/HSB  1707.0 MHz
LAC:   Yes	APT:   Yes   VTX-2   137.9125 MHz
LTAN:   17:53:33	Inclination Angle:  98.74 deg
Altitude:  854km	Precession Rate:  3.52 (min/month)
Period:   102.12 (minutes)

Note: SBUV Chopper Mtr stalled at 0807Z on Dec 12, 2012, and the PWR On/Off Macros in CPU initiated. MHS Channel H5 LO was successfully swapped on Nov 29, 2012 to redundant LO, increasing the operating dynamic range to 68% with the Gain setting at 0dB.

Subsystem Status:

Subsystem	Description	Status
ADACS	Attitude Determination and Control System	Yellow
AMSU-A1	Advanced Microwave Sounding Unit -A1	Green
AMSU-A2	Advanced Microwave Sounding Unit -A2	Green
AVHRR	Advanced Very High Resolution Radiometer	Green
CCS	Command and Control System	Green
COMM	Communications	Green
DCS	Data Collection System	Green
DHS	Data Handling System	Green
DPLY	Deployment Subsystem	Green
EPS	Electrical Power System	Green
FSW	Flight Software
GROUND	Polar Acquisition and Command System (PACS)
HIRS	High Resolution Infrared Radiation Sounder	Red
MHS	Microwave Humidity Sounder	Green
RCS	Reaction Control Subsystem
SARP	Search and Rescue Processor	Green
SARR	Search and Rescue Repeater	Green
SBUV	Solar Backscatter Ultraviolet Radiometer	Red
SEM	Space Environment Monitor	Green
THERM	Thermal Control System	Green

NOAA-19 Spacecraft Status Summary

Spacecraft Letter:   N-Prime	International Designation:  2009-005-A
Catalog Number:   33591	Launch Date:   02/06/2009
Operational Date:   6/02/2009	Operational Status:  PM Primary

GAC:   Yes	HRPT:   Yes   STX-1/LSB
LAC:   Yes	APT:   Yes   VTX-1   137.1 MHz
LTAN:   14:36:15	Inclination Angle:  98.7 deg
Altitude:  870km	Precession Rate:  0.77 (min/month)
Period:   102.14 (minutes)

Note: HIRS filterwheel motor current increases on July 2, 2013. 12 IR channels NEdNs exceed specs, products unusable on July 8, 2013. FLT MTR was put in Hi PWR mode and FLT Wh HSG Htr was turned on July 10. NEdNs reduced. Data re-evaluation is on-going.

Subsystem Status:

Subsystem	Description	Status
ADACS	Attitude Determination and Control System	Green
A-DCS	Advanced Data Collection System	Green
AMSU-A1	Advanced Microwave Sounding Unit -A1	Green
AMSU-A2	Advanced Microwave Sounding Unit -A2	Green
AVHRR	Advanced Very High Resolution Radiometer	Green
CCS	Command and Control System	Green
COMM	Communications	Green
DHS	Data Handling System	Green
DPLY	Deployment Subsystem	Green
EPS	Electrical Power System	Green
FSW	Flight Software
GROUND	Polar Acquisition and Command System (PACS)
HIRS	High Resolution Infrared Radiation Sounder	Orange
MHS	Microwave Humidity Sounder	Green
RCS	Reaction Control Subsystem
SARP-3	Search and Rescue Processor - 3	Green
SARR	Search and Rescue Repeater	Green
SBUV	Solar Backscatter Ultraviolet Radiometer	Green
SEM	Space Environment Monitor	Green
THERM	Thermal Control System	Green