# Gabbard diagram

> English word · Noun

## Definitions
1. A scatter plot on which the periapses and apoapses of the pieces of space debris from a single fragmentation event are plotted with respect to the pieces' orbital periods.

## Etymology
Developed by John Gabbard at NORAD.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/gabbard-diagram