Individual Calculations January 2020 |
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Prasanna, Gracy Franco Total change: 125.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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50th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2019-11-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
2082 | 1720 | 3.00 | 6 | 2.37 | 40 | 94.80 | |
| O`brien, Matthew J | | | 2120 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | Zhu, Evelyn | | wm | 2086 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | Lee, Justin | | | 1969 | USA | 1.00 | 1 | 0.81 | 40 | 32.40 | | Lowinger, Daniel | | | 2079 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | | Paul, Justin | f | | 2120 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | Itkin, David | | | 2120 * | CAN | 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) | | 38th Annual Empire City Open | New York, New York | USA | 2019-12-26 |
Rc | Ro | w | n | change | K | K*chg | Game |
1916 | 1720 | 2.50 | 6 | 0.77 | 40 | 30.80 | |
| Poliannikov, Danila | | | 2120 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | Zong, Davis | | | 2110 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | Guevara, Robert N | | | 2042 | USA | 1.00 | 1 | 0.87 | 40 | 34.80 | | Pang, Brian | | | 1557 | USA | 0.00 | 1 | -0.72 | 40 | -28.80 | | Frumkin R/e, Edward A | | | 1752 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | | Cheung, Ryan | | | 1914 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | * 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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