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Individual Calculations July 2019 |
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| Lee, Addison Total change: 92.80 | |   |
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| Berkeley Weekender June 2019 | Berkeley, California | USA | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 1931 | 1.00 | 3 | 0.15 | 40 | 6.00 | |
|  Jirasek, Ladia | m | | 2331 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Kim, Isaiah | | | 1977 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Li, Beilin | | | 2054 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | * 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) | | | | 2019 National Open - U2300 | Las Vegas, Nevada | USA | 2019-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 1931 | 5.00 | 7 | 2.64 | 40 | 105.60 | |
| | Weeramantry, Sunil | f | | 2056 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Chen, Benjamin L J | | | 1930 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Studen, Damir | | | 2106 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Vela, Norberto | | | 2112 | MEX | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Truelson, Joseph-Re | | | 2099 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Lynch, Joshua-Re | | | 2195 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Phillips, Ryan | | | 1900 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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) | | | | 19th Annual William Addison Memorial - Open Section | San Francisco, CA | USA | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 1931 | 0.50 | 3 | -0.47 | 40 | -18.80 | |
| | Chambers, Ezra Paul | f | | 2226 | BDI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | McCambridge, Vincent | m | | 2319 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Shivakumar, Shawnak | | | 1756 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | |
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) | | |
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