# NTSB Accident IAD03LA046
> **Schweizer SGS 2-33A** · 2003-04-19 · Sterling, MA, USA · NONE
## Event
- **NTSB number:** IAD03LA046
- **Event ID:** 20030529X00739
- **Type:** Accident
- **Date:** 2003-04-19
- **Location:** Sterling, MA, USA
- **Coordinates:** 42.425834, -71.792778
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Schweizer
- **Model:** SGS 2-33A
- **Registration:** N1241S
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The student pilot's misjudgment of his traffic pattern altitudes, which resulted in a premature descent into a tree.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=IAD03LA046) · MORVS · CC0 1.0*