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Individual Calculations December 2014 |
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| Pepping, John M Total change: -12.40 | |   |
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| 2014 John Purdy Memorial Open | Sydney | AUS | 2014-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1591 | 1.00 | 4 | -0.62 | 20 | -12.40 | |
|  Webster, David | | | 1974 | AUS | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Chiara, Vince | | | 1473 | AUS | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Shaw, Ralph | | | 1705 | AUS | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Laurie, Robert | | | 1573 | AUS | 0.50 | 1 | -0.03 | 20 | -0.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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