No JavaScript detected Usage of this Website
will be severly limited without JavaScript. Please enable
JavaScript in your Browser.
Satellite:
NOAA-18
Satellite details
Acronym
NOAA-18
Full name
National Oceanic and Atmospheric Administration - 18
Satellite Description
4th flight unit of NOAA 5th generation.
Main mission: operational meteorology.
Significant contribution to atmospheric chemistry and space weather.
Mass at launch
2232 kg
Dry mass
1479 kg
Power
833 W
Data access link
https://www.bou.class.noaa.gov/saa/products/welcome
Data access information
Real time availability of AMSU-A, AMSU-B, AVHRR/3, HIRS/3, DCP and SEM/2 (MEDEP + TED) by HRPT, WEFAX and DSB.
Deferred time access to GAC and LAC from CLASS.
Alert messages of S&RSAT to LUT in real time.
Note: The link below is to the NOAA-KLM User's Guide.
http://ncdc.noaa.gov/oa/pod-guide/ncdc/docs/klm/index.htm
Orbit
Sunsynchronous orbit
Altitude
854 km
ECT
08:05 desc
Space agency
NOAA
Status
Operational
Details on Status (as
available)
The ECT, initially 13:30 asc, is drifting at a rate of 3.52 min/month.
Reduced gyros since 9 September 2017.
Launch
20 May 2005
EOL
≥2024
Last update:
2022-05-16
Associated satellite programme and related satellites
Note: red tag: no longer operational , green tag: operational ,
blue tag : future
Satellite Payload
All known Instruments flying on
NOAA-18
Acronym
Full name
AMSU-A
Advanced Microwave Sounding Unit - A
AVHRR/3
Advanced Very High Resolution Radiometer / 3
HIRS/4
High-resolution Infra Red Sounder / 4
MHS
Microwave Humidity Sounding
S&RSAT
Search & Rescue Satellite-Aided Tracking System
SBUV/2
Solar Backscatter Ultraviolet / 2
DCS/2
Data Collection System / 2 (also called "Argos-2")
SEM/MEPED
SEM / Medium energy proton detector
SEM/TED
SEM / Total Energy Detector
Show instrument status and calibration
Satellite payload
All known instruments flying on
NOAA-18
* The information in this field is estimated or assumed
Telecommunication frequency or microwave sensing channel information Show expert details
Service
Dir or Mode
Frequency
Emission designator
Bandwidth
Polarisation
D/A
Data rate or Baseband
Comments
CDA
S-E
2247.5 MHz
4M55G7D
4000 kHz
RHCP
D
2660 kbps
Global and Local data (GAC and LAC)
HRPT
S-E
1702.5 MHz
5M34G7D
4000 kHz
LHCP
D
665 kbps
Full information data
HRPT
S-E
1698 MHz
5M34G7D
4000 kHz
RHCP
D
665 kbps
Full information data
HRPT
S-E
1707 MHz
5M34G7D
4000 kHz
RHCP
D
665 kbps
Full information data
APT
S-E
137.35 MHz
38K00F1D
38 kHz
RHCP
A
1.7 kHz
Reduced resolution images
APT
S-E
137.77 MHz
38K00F1D
38 kHz
RHCP
A
1.7 kHz
Reduced resolution images
APT
S-E
137.1 MHz
38K00F1D
38 kHz
RHCP
A
1.7 kHz
Reduced resolution images
APT
S-E
137.9125 MHz
38K00F1D
38 kHz
RHCP
A
1.7 kHz
Reduced resolution images
DSB
S-E
137.35 MHz
46K00G1D
46 kHz
RHCP
D
8.32 kbps
TIP data
DSB
S-E
137.77 MHz
46K00G1D
46 kHz
RHCP
D
8.32 kbps
TIP data
DCP
E-S
401.65 MHz
4K00G1D
4 kHz
RHCP
D
0.400 kbps
DCP reports
DCP
S-E
465.9875 MHz
5K00G1D
5 kHz
RHCP
D
0.400 kbps
DCP commanding
S & RSAT
E-S
406.05 MHz
4K00G1D
4 kHz
RHCP
D
0.400 kbps
Distress messages
S & RSAT
S-E
1544.5 MHz
750KG2D
750 kHz
RHCP
D
0.400 kbps
Distress messages to LUT
Command
E-S
2026 MHz
2M00G2D
2000 kHz
RHCP
D
2.0 kbps
Commands
TT & C
S-E
2247.5 MHz
6M04G7DDC
6000 kHz
RHCP
D
8,32 kbps
Telemetry and command
AMSU-A
passive
23800 MHz
270000 kHz
V
A
Water vapour channel
AMSU-A
passive
31400 MHz
180000 kHz
V
A
Window channel
AMSU-A
passive
50120 - 57620 MHz
N/R kHz
H or V
A
Oxygen band, 12 channels
AMSU-A
passive
89000 MHz
6000000 kHz
V
A
Window channel
MHS
passive
89000 MHz
2800000 kHz
V
A
Window channel
MHS
passive
157000 MHz
2800000 kHz
V
A
Weak water vapour channel
MHS
passive
179310 - 191310 MHz
N/R kHz
H or V
A
Water vapour band, 3 channels