Standard vs. Blitz Elo Chess Ratings [OC] : r/chess

Which chess rating is the most relevant to describe a players strength. : r/ chess

The King's Gambit by John Shaw

Chess: Everything You Need to Know

Standard deviations of the scores in 100 subsets of positions (n = 100)

Tournaments – Indermaur Chess Foundation

How much more elo do I need on chess.com to be twice as good as someone? I heard that if you are 120 higher you are twice as good, is this true?

Rating Comparisons

Popularity of Lichess Blitz Time Controls by Rating : r/chess

Computer chess - Wikipedia

My 4-Year Chess Progression, with Highlighted Stats & Games [OC] : r /dataisbeautiful