Prerequisite:

1. Internet is required for the webscraping to work
2. pandas, bs4 and requests libraries are required

How to run the code:

1. Run the code "Code_to_run#1.py"
2. Run the code "Code_to_run#2.py"
3. Run the code "Code_to_run#3.ipynb"
4. Run the code "Code_to_run#4.ipynb"
5. You can see the output in the csv file "Opposition_time_messier.ipynb". It contains the information sorted in the ascending order of the names of the messiers
6. "OrderedData.csv" contains the data in the ascending order of the dates