IR.I.C.K1gFAA-S-ACS-8C · Nov 2023Knowledge
g. NOTAMS
Route planning, including consideration of: g. NOTAMS
Bottom line
A notice filed with an aviation authority to alert aircraft pilots of any hazards en route or at a specific location. Required preflight preparations should include checking NOTAMs relating to the IFR flight when using GPS as a supplemental method of navigation.
Key numbers
| Number | What it means |
|---|---|
| 3-hour period around the ETA (1 hour before to 1 hour after the ETA hour), or a 24-hour time frame for a specific airport | RAIM window |
| 1 hour before to 1 hour after the ETA, unless a specific timeframe is requested by the pilot | Briefer RAIM |
FAA references
- RMH Glossary — FAA-H-8083-2A
- IFH ch. 9 (pp. 9-28–9-29) — FAA-H-8083-15B
- IFH ch. 10 (p. 10-2) — FAA-H-8083-15B
- RMH ch. 6 (p. 6-2) — FAA-H-8083-2A
- IFH ch. 10 (p. 10-28) — FAA-H-8083-15B
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