NTSB CAROL · Event
Event OAK66A0027
Registry · N8823F
FAA Aircraft Registry record.
Make / Model
HUGHES 269A
TCDS
4H12 · SCHWEIZER RSG LLC
Engine
LYCOMING O&VO-360 SER (180 hp)
Seats / Engines
2 seats · 1 engine
ADS-B equipped
Yes — Mode-S AC280A
Registrant of record
HUDSON VALLEY HELICOPTERS INC
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Historical record (pre-1982)
NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.
Aircraft
HUGHES 269A · N8823F
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
EI
Operator type
Personal/private
Airport
SONOMA VALLEY
Kind of flying
A0
Weather at impact
Sky
CLEAR
Wind
290° / 10 kt
Temp
55° F
Aircraft history
Total time
533 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
180
Age
27
Probable cause (from PRE1982.MDB)
PILOT-IMPROPERLY EXECUTED AUTOROTATIVE LANDING.
Cause factors
- 84/C/J C MISCELLANEOUS WRITTEN CAUSE Cause
- 64/L/23 L PILOT IN COMMAND IMPROPER OPERATION OF FLIGHT CONTROLS
- 88/L/85 L MISCELLANEOUS ACTS,CONDITIONS SIMULATED CONDITIONS
- 64/1/02 1 PILOT IN COMMAND ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL Subordinate · 1
Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.
Source: NTSB pre-1982 historical archive. Docket
2 0977.
Source file
NTSB_1965_2_0977.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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