NOAA 18
Mission information
Name
NOAA 18
Satellite ID
SWSC-0362-2710-3817-5254
NORAD ID
28654
Website
https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=2005-018A
Country of Origin

United States of America

Status
Satellite alive
Operational

Satellite is in orbit and operational

Image
NOAA 18
Mission timeline
Launch Date
2005-05-20T00:00:00+00:00
Description

A 4th generation meterological satellite. Complimentary geostationary (GOES) satellite with its improved sensing capability on a polar orbit.

APT Downlink
Type
Transmitter
Downlink Mode
APT
Downlink Frequency
137.912 MHz
ARGOS-3 A-DCS 465.9875MHz
Type
Transmitter
Downlink Mode
BPSK
Downlink Frequency
465.988 MHz
Baud
400
SARSAT L-Band
Type
Transmitter
Service
Mobile
Downlink Mode
BPSK
Downlink Frequency
1544.500 MHz
Baud
2400
HRPT Downlink
Type
Transmitter
Downlink Mode
HRPT
Downlink Frequency
1707.000 MHz
Downlink Drifted
1706.991 MHz
Baud
665400
Direct Sounder Broadcast
Type
Transmitter
Downlink Mode
DSB
Downlink Frequency
137.350 MHz
Baud
8320
Noaa 18 SGLS channel
Type
Transmitter
Downlink Mode
BPSK
Downlink Frequency
2247.484 MHz
Baud
500000
GAC (active over Eastern US)
Type
Transmitter
Service
Meteorological
Downlink Mode
FMN
Downlink Frequency
1698.000 MHz
APT IQ Recording
Type
Transmitter
Service
Meteorological
Downlink Mode
FSK
Downlink Frequency
137.912 MHz
Baud
19200
Most Recent Observers (last 24h)
Observer Latest Data
SONIKS: Station_3-LO16wf 2025-05-07 20:35:01 UTC
SONIKS: Station_22-KO04hr 2025-05-07 20:33:51 UTC
SONIKS: Station_78-PP42ub 2025-05-07 13:48:35 UTC
IK1JNS-VHF-JN44ca 2025-05-07 10:43:31 UTC
plat0-1a-EN61cn 2025-05-07 05:14:37 UTC
Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30 days.
No Decoders Found
Help us develop a decoder, you can find instructions at this wiki link
Orbital Elements
Latest Two-Line Element (TLE)
TLE Source
Celestrak (active)
TLE Updated
2025-05-07 16:35:40 UTC
TLE Set
1 28654U 05018A   25127.49666066  .00000276  00000+0  16967-3 0  9995
2 28654 98.8421 207.3445 0013585 219.4190 140.5995 14.13592941 29072
No Satellite Suggestions Found