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Individual Calculations August 2021 |
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| Ladson, Preston Total change: 0.00 | |   |
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| 49th Annual World Open - Under 2000 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1615 | 0 | 2.50 | 7 | 0.00 | 1513 | | 0.00 | |
|  Tyau, Christopher | | | 1521 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Beck, Alec | | | 1749 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Chieh, Ting Shih | | | 1776 | MAS | 0.00 | 1 | 0.00 | | 0.00 | | | Li, Iris | | | 1098 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Kaleem, Faisal | | | 1532 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Serrato, Rafael | | | 1793 | COL | 0.50 | 1 | 0.00 | | 0.00 | | | Tembo Jere, Epah | | wm | 1839 | ZAM | 0.00 | 1 | 0.00 | | 0.00 | |
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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