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Individual Calculations June 2018 |
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| Maser, Thomas Total change: -52.40 | |   |
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| GM Koltanowski Marathon | Berkeley, California | USA | 2018-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1917 | 1.50 | 5 | -1.99 | 20 | -39.80 | |
|  Marino Segura, Giano | | | 1555 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  O`connor, Derek | | | 2156 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Acosta, Anthony | | | 1707 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Aung, Grant | | | 1697 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Shrauger, Alex | | | 1633 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | |
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) | | | | Spring 2018 Tuesday Night Marathon | San Francisco, California | USA | 2018-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1917 | 2.00 | 3 | -0.63 | 20 | -12.60 | |
| | Hilliard, Michael | | | 1517 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cortinas, Martin | | | 1612 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Macintyre, Brendan | | | 1618 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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