# NTSB Accident CHI89DEP12
> **SCHUNING/TERATORN TERRA II** · 1989-06-25 · NEW BERLIN, WI, USA · SERS
## Event
- **NTSB number:** CHI89DEP12
- **Event ID:** 20001213X28516
- **Type:** Accident
- **Date:** 1989-06-25
- **Location:** NEW BERLIN, WI, USA
- **Coordinates:** 42.969367, -88.120567
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 2
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** SCHUNING/TERATORN
- **Model:** TERRA II
- **Registration:** N87KS
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

FAILURE OF THE PILOT TO MAINTAIN ADEQUATE AIRSPEED DURING THE GO-AROUND, WHICH RESULTED IN AN INADVERTENT STALL.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI89DEP12) · AI Analytics · CC0 1.0*