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
Operational
Satellite is in orbit and operational
Image

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.
SatNOGS Links
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