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Individual Calculations May 2019 |
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| Del Rosario, Frisc Total change: -9.60 | |   |
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| 2019 GM Koltanowski Memorial | Berkeley, California | USA | 2019-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1712 | 3.00 | 5 | -0.17 | 20 | -3.40 | |
|  Shaughnessy, Elizabeth | | | 1472 | IRL | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Lope, Greg | | | 1973 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Sherwood, Peter | | | 1590 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Carter, Evan | | | 1558 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Nelson, Carl | | | 1466 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | Berkeley Weekender April 2019 | Berkeley, California | USA | 2019-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1826 | 1730 | 0.50 | 2 | -0.31 | 20 | -6.20 | |
| | Li, Beilin | | | 2063 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Meiyappan, Annapoo | | wf | 1588 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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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