---
name: "pom"
section: "6"
platform: "freebsd"
package: "base"
version: "16.0-CURRENT-20261027-61c70dc16a79"
release: "FreeBSD 16.0-CURRENT (2026-10-27)"
platforms: ["linux", "freebsd"]
url: "https://new.carta.tech/pom"
---

# pom(6)

display the phase of the moon

## NAME

**pom** – display the phase of the moon

## SYNOPSIS

**pom** \[**-p**\] \[**-d** *yyyy.mm.dd*\] \[**-t** *hh:mm:ss*\]

## DESCRIPTION

The **pom** utility displays the current phase of the moon. Useful for selecting software completion target dates and predicting managerial behavior.

Use the **-p** option to print just the phase as a percentage.

Use the arguments **-d** and **-t** to specify a specific date and time for which the phase of the moon has to be calculated. If **-d** but not **-t** has been specified, it will calculate the phase of the moon on that day at midnight.

## SEE ALSO

Peter Duffett-Smith, *Practical Astronomy with Your Calculator*, Cambridge University Press, Cambridge, UK, 1979.