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Individual Calculations July 2015 |
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| Li, Marissa Total change: -20.40 | |   |
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| 12th Annual Great Lakes Chess Open | Battle Creek, Michigan | USA | 2015-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 1828 | 1.50 | 4 | 0.64 | 40 | 25.60 | |
|  Liang, Awonder | f | | 2228 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Liang, Adream | | | 1894 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | |  Schwerin, Nick | | | 1987 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Young, Angelo | m | | 2228 * | PHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2015 US Junior Open U21 Championship | Schaumburg, Illinois | USA | 2015-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1828 | 0.00 | 3 | -1.15 | 40 | -46.00 | |
| | Aripov, Iskandar | | | 2228 * | UZB | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Klotz-Burwell, Hunter P | | | 2050 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Feygin, Alec | | | 1535 | USA | 0.00 | 1 | -0.85 | 40 | -34.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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