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 dead
Malfunctioning

Satellite appears to be malfunctioning

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.

As of June 6, 2025 the Satellite NOAA 18 has been officially shutdown. Source: https://www.nesdis.noaa.gov/about/documents-reports/notice-of-changes/2025-notice-of-changes/decommissioning-of-noaa-18-scheduled-june-6-2025-1733-1749-utc#:~:text=Notice%20of%20Changes-,Decommissioning%20of%20NOAA%2D18%20scheduled%20for,6%2C%202025%201733%2D1749%20UTC&text=On%20May%2031%2C%202025%20at,science%20data%20from%20the%20recorder).

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)

No observations recorded for NOAA 18 in the last 24h

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
2025-07-08 17:02:36 UTC
TLE Set
1 28654U 05018A   25189.50039399  .00000055  00000+0  52339-4 0  9997
2 28654 98.8422 268.6515 0015024 50.8360 309.4145 14.13617351 37836
Satellite Suggestion History

Transmitter Suggestion History