> ## Documentation Index
> Fetch the complete documentation index at: https://docs.uplift.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Power K Position

> Throwing wrist drops below the shoulder after high hand.

## Technical Details

* **Variable Type:** Event
* **Data Type:** Integer
* **Units:** Frame number
* **Column Name:** `power_k_position_frame`
* **Required for QA:** False
* **Measurement:** First frame between high hand and low hand where the throwing wrist passes below the throwing shoulder

## Description

Power K Position marks the classic "power K" body position of the windmill delivery, identified as the first instant the throwing wrist drops below the throwing shoulder after the high hand event.

## Use Cases

* Delivery phase identification
* Arm circle timing analysis