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Individual Calculations February 2019 |
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| Zheng, Michael Total change: 83.60 | |   |
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| 2018 Cleveland Holiday Open | Mayfield, Ohio | USA | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1881 | 2.00 | 4 | 0.28 | 40 | 11.20 | |
|  Beatrez, Patrick | | | 1754 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Allen, David | | | 2140 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Rajanish, Adhvaith | | | 1709 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Jayaraman, Arvind | f | | 2186 | IND | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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) | | | | Tim Just Winter Open XXXVI | Schaumburg, Illinois | USA | 2019-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1881 | 2.00 | 3 | 0.43 | 40 | 17.20 | |
| | Chen, Megan | | | 1481 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Peng, David | f | | 2281 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Hoesley, Aria | | | 1830 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | * 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) | | | | 2019 Michigan Master-Expert Championship | Lansing, Michigan | USA | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 1881 | 2.50 | 4 | 1.56 | 40 | 62.40 | |
| | Heimann, Alexander C | | | 2271 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Gaisinsky, Adam | c | | 2030 | CAN | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Van Meter, Lester | f | | 2044 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Xu, Arthur | c | | 2060 | USA | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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) | | | | 2019 Cardinal Open | Columbus, Ohio | USA | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1881 | 1.50 | 4 | -0.18 | 40 | -7.20 | |
| | Rajanish, Adhvaith | | | 1709 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Hollinberger, Drew | | | 1985 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Murthy, Pappu | | | 2071 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Liang, Jason | | | 2001 | USA | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | |
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