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Individual Calculations February 2020 |
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| Tahmassebi, Bijan Total change: 10.00 | |   |
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| DMV Chess League Season 5 Round 1 | Idylwood, Virginia | USA | 2020-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2013 | 0.50 | 1 | -0.04 | 40 | -1.60 | |
|  Steel, Simon A | | | 1987 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | 52nd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 2013 | 3.00 | 6 | -0.15 | 40 | -6.00 | |
|  Shah, Ansh Milinkumar | | | 2043 | IND | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Tian, Eddy | | | 2181 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Moore, Johnson | | | 1973 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Minear, Peter | | | 2159 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Xu, Jonathan | | | 1851 | USA | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Su, Ethan | | | 1734 | CAN | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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) | | | | 2020 Washington, D.C. Championship | Washington, DC | USA | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 2013 | 3.00 | 4 | 0.44 | 40 | 17.60 | |
| | Hanchi, Yao | | | 1613 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Recuero Guerra, David | m | | 2413 * | ESP | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Brian, Tay | | | 1694 | USA | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Yiou, Wang | | | 1869 | CHN | 1.00 | 1 | 0.31 | 40 | 12.40 | | | * 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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