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Individual Calculations November 2017 |
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| Boldi, Ethan Vaughn Total change: -14.40 | |   |
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| Peter Grey Memorial 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1801 | 3.50 | 5 | 0.13 | 40 | 5.20 | |
|  Than, Maung | | | 1416 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Marquez, Martin | | | 1433 | USA | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Sarafian, Greg | | | 1848 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Morgan, Jerry | | | 1541 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Maser, Thomas | | | 1941 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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) | | | | Bay Area Chess Fall 2017 Championship | Milpitas, California | USA | 2017-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1783 | 1.00 | 3 | -0.49 | 40 | -19.60 | |
| | Karnavat, Ojas | | | 1814 | IND | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Chang, Eliam | | | 1856 | USA | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Palusa, Maurya | | | 1689 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | |
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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