Test Elo Calculations with the original FIDE Players Database
|6. Below is a short explanation of the above table:|
- The Player A Elo results were recalculated by FIDE in June 2017 for 1 chess tournament.
- Find in the above table the chess tournament name, town, country, and start date.
- The table shows that Player A played 3 games against Players B, C, and D.
- Rc is average rating of rated opponents of Player A (1832).
- Ro is rating of a player in a tournament (A = 1922, B = 1798, C = 1801, and D = 1897).
- w is points won in a tournament against rated opponents (A got 2 points of 3: 1, 0, 1).
- n is total number of games against rated opponents (A played 3 games: 1, 1, 1).
- change is absolute rating change of Player A without taking into account his K-factor:
(0.14 for 3 games: 0.33 for game 1, -0.66 for game 2, and 0.47 for game 3).
- K is K-factor (development coefficient) for Player A (his K-factor is 40 for each game).
- K*chg is rating change for Player A (K-factor*change): +5.60
7. To test Elo Calculator for the Elo results of Player A for 3 games:
- Type Rating of Opponent 1: 1798 (Player B)
Rating of Opponent 2: 1801 (Player C)
Rating of Opponent 3: 1897 (Player D)
- Type Player's Rating: 1922 (Player A)
- Type Player's Score: 2 (Player A)
- Type Number of Games: 3 (Player A)
- Select Player's K-factor: 40 (Player A)
- Click Calculate and Elo Calculator for FIDE will display:
Increase: 0.14 (Player A for 3 games)
Rating Change: 5.60 (Player A)
New Rating: 1928 (Player A)
Opponents' Average: 1832 [Real: 1832], rule of 400 points was not applied.
Screenshot of Elo Calculator for FIDE for this calculation:
8. To see the link to the FIDE Players Database, visit the chess links page of this site and find the link in question at the very top - as the first link, with explanations.
9.To see how the FIDE rating calculation system works, click Elo in Simple at Chesselo.com.
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