https://github.com/oliverkwebb/moontool
Display the current moon phase
https://github.com/oliverkwebb/moontool
astronomy linux unix
Last synced: about 1 year ago
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Display the current moon phase
- Host: GitHub
- URL: https://github.com/oliverkwebb/moontool
- Owner: oliverkwebb
- License: 0bsd
- Created: 2024-01-18T06:18:57.000Z (over 2 years ago)
- Default Branch: main
- Last Pushed: 2025-03-12T22:37:31.000Z (over 1 year ago)
- Last Synced: 2025-03-12T23:27:56.310Z (over 1 year ago)
- Topics: astronomy, linux, unix
- Language: C
- Homepage:
- Size: 137 KB
- Stars: 1
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# Moontool - A modernization and adaptation of '80s astronomical trinkets
The idea for this program came from [the original moontool by John Walker](https://www.fourmilab.ch/moontool/),
and most of the astronomical code is from the original moontool.
## mprintf
A modular way to get information about the moon.
-f formatting specifiers:
```
| character | definition | example |
|-----------+-----------------------------+-----------------|
| %a | Age (Days since new moon) | 15.20 |
| %e | Emoji (Northern Hemisphere) | 🌘 |
| %s | Emoji (Southern Hemisphere) | 🌒 |
| %J | Julian Day | 2460494.401019 |
| %N | Phase Number | 5 |
| %P | Illuminated Percent | 10% |
| %p | Phase name | New |
| %% | percent sign | % |
| %n | Newline | \n |
| %t | Tab | \t |
```
## phoon
[From the original phoon](https://www.acme.com/software/phoon/) Originally Written by
John Walker
>>> phoon is a program to display the PHase of the mOON. Unlike other
such programs, phoon *shows* you the phase First written in Pascal
/TOPS-20 at CMU in 1979; Then translated it to Ratfor/Software Tools
in 1981; and now it's in C/Unix.
## globe
[From the original globe](https://www.acme.com/software/Globe/) Originally Written by
John Walker
## timecalc
A simple test of date parsing, a debug tool