PlaneTrack / aircraft / N21SM

N21SM - Cirrus Design Corp SF50

N21SM is a Cirrus Design Corp SF50 operated by Stanback Clarence Foster, Mode-S hex code A1B8C5. Track it live, browse its recent flights, or download its full position history.

RegistrationN21SM

Mode-S hexA1B8C5

ManufacturerCirrus Design Corp

ModelSF50

OperatorStanback Clarence Foster

Last seen2026-08-18 22:55 UTC

Last callsignN21SM

Track live on the map Buy full history (CSV) API access

Recent flights (last 30 days)

Date	Callsign	From	To	Dep	Arr
2026-08-14	N21SM	KSDL	?	09:10 MST	17:58Z
2026-07-23	N21SM	KVGT	?	17:25 PDT	01:26Z
2026-07-22	N21SM	?	KVGT	13:35Z	16:24 PDT
2026-07-20	N21SM	KSDL	?	16:40 MST	23:58Z

Times are local to each airport. Hover for UTC.

Data access

Live position and 365-day history for this aircraft are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our own receiver network archive.