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Individual Calculations May 2019 |
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| Williams, David R. Total change: -22.80 | |   |
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| 2019 Guelph Spring ProAm U1700 | Guelph | CAN | 2019-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1417 | 1157 | 0.00 | 3 | -0.57 | 40 | -22.80 | |
|  Xie, Joanna (ruo Jin) | | | 1312 | CAN | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Lefort, Victor | | | 1517 | CAN | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Brauer, Mark | | | 1423 | CAN | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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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