Moon Phase Animation

This program downloads 8761 pictures of moon going through every phase and liberation of moon for 2019 and makes a smooth animation in form of a .gif file. The pictures are downloaded from NASA website listed here.

Getting Started

prerequisites

This programs uses imageio module which can be downloaded from pip.

pip install imageio

or by running the requirements.txt to get the version used while making this program.

pip install -r requirements.txt

Usage

python moon.py

Some useful arguments

-h, --help            show this help message and exit
-f FREQUENCY, --frequency FREQUENCY
                       frequency of download
-srt START, --start START
                       start position
-stp STOP, --stop STOP
                       stop position

As the complete set of pictures is very large, these arguments are useful in creating smaller gifs. For example, to make a gif of first 500 images with every 5th image, try:

python moon.py -srt 1 -stp 500 -f 5

Result

This is a gif of first 50 images:

The data can go well over 300Mb and take a long time to download and the gif itself will be over 100Mb.

Notes

• Usege of moon_det.py is same as moon.py
• Each image downloaded by moon_det.py is over 10Mb so it'll take a really, really long time to download pictures for a good gif :(