
NESDIS				Spacecraft Summary Page	FILTER

NOAA 18 Spacecraft Status Summary

Spacecraft Letter:	N	International Designation:	2005018A	Catalog Number:	28654
Launch Date:	05/20/2005	Operational Date:	08/30/2005	Operational Status:	PM Secondary

Notes:	NOAA-18 will change its stx configuration after it emerges from the conflict period with NOAA-19 on 10 November at 003920z, rev 23052. Primary playback from STX-4 to STX-1 (1698 MHz, RHCP) and HRPT from STX-2 to STX-3(1707 MHz, RHCP)

GAC:	YES	HRPT:	Yes	STX-3/HSB	1707.0 MHz
LAC:	YES	APT:	Yes	VTX-2	137.9125 MHz

LTAN:	13:45:00	Inclination Angle:	98.74(Deg)	Altitude:	854(Km)
		Precession Rate:	0.8(min/month)	Period:	102.12(minutes)

Subsystem Status:

Subsystem	Description	Status
ADACS	Attitude Determination and Control 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
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	Green
SEM	Space Environment Monitor	Green
THERM	Thermal Control System	Green

Click on the subsystem name to get detailed status for that subsystem.

**Status Key**
Status Color		Meaning
GREEN	=	Operational (or capable of)
YELLOW	=	Operational with limitations (or Standby)
ORANGE	=	Operational with Degraded Performance
RED	=	Not Operational
BLUE	=	Functional but Turned Off
BLANK	=	No Status Reported