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Individual Calculations January 2011 |
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| Chiang, Jonathan Total change: -2.40 | |   |
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| World Youth Chess Championships 2010 - Open under 10 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1714 | 0.00 | 2 | -0.42 | 15 | -6.30 | |
|  Carnicelli, Valerio | | | 1880 | ITA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Tran, Minh Thang | | | 2018 | VIE | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | DFW FIDE Open VII | Richardson, Texas | USA | 2010-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1753 | 1.00 | 1 | 0.26 | 15 | 3.90 | |
| | Lobaugh, Doyle W | | | 1565 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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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