Registry / Grumman American Avn. Corp. / AA-1C / N121MP

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N121MP V

Grumman American Avn. Corp. AA-1C · Ripon, CA

FAA Registry ↗ FlightAware ↗ FlightRadar24 ↗ ADS-B Globe ↗

This aircraft — FAA registration facts

N121MP is a Grumman American Avn. Corp. AA-1C (serial AA1C-0058), registered to Mast Anthony S (individual) in Ripon, CA. Its FAA registration is recorded as v and expires June 2032. Its Mode-S transponder broadcasts the ICAO 24-bit address A0588A. It is one of 102 Grumman American Avn. Corp. AA-1C aircraft on the FAA registry.

Registered owner
Mast Anthony S
Owner type
Individual
Based in
Ripon, CA
Serial number
AA1C-0058
FAA status
V
Mode-S / ICAO24
A0588A · 50054212 octal
Certificate issued
Jun 19, 2025
Last FAA activity
Jun 19, 2025
Registration expires
Jun 30, 2032
FAA region
4

Source: FAA aircraft registry (public record). Community reviews and photos below.

Community facts about N121MP

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Flight history & live tracking recent positions on file

ICAO24: a0588a
Track N121MP on external services
FlightAware FlightRadar24 ADS-B Exchange Globe ADS-B.lol Globe FAA Registry
Last known — 1 week ago N121MP
Observed 2026-10-06 13:26:04 MST
Auto-refresh • Updated 0s ago
Ground speed
115 kt
Altitude (baro)
5,550 ft
Track
92.0°
Squawk
—
Wind / OAT
—
Autopilot target
—
Lat 38.00652, Lng -122.29951
Map loads when scrolled into view …
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Aircraft Type — ACFTREF 3960100

Grumman American Avn. Corp. AA-1C
Engines: 1
Type: piston
Seats: 2
Category: Standard
Engine type: Reciprocating (Piston) (code 1)

FAA Registration Record

N-Number: N121MP
Serial Number: AA1C-0058
Year Manufactured: —
ACFTREF Code: 3960100
Engine Code: —
Status: V (V)
Certification: —
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master

Documents & resources

Commonly available reference sources for the Grumman American Avn. Corp. AA-1C. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.

View the Grumman American Avn. Corp. AA-1C model overview, reviews & photos →

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Transponder / ADS-B

Mode S (octal): 50054212
ICAO 24-bit (hex): A0588A
ADS-B Exchange ↗ | FlightAware ↗

Registrant

Mast Anthony S
Individual
448 Van Slyke Ct
Ripon, CA, 953669216
FAA Region: 4

Key Dates

Certificate Issued Jun 19, 2025
Expiration Jun 30, 2032
Last Activity Jun 19, 2025
Data as of Oct 5, 2026

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1977
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1978
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Odonnell Justin M
N137JB
Mason Harold T
1978
N137Y
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1978
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Registration Pending
1976
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Kleinert Keith
1977
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