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Individual Calculations December 2017 |
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| Busygin, Stanislav Total change: 19.40 | |   |
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| CK&Q October FIDE League | Piscataway, New Jersey | USA | 2017-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 2180 | 1.00 | 2 | -0.51 | 20 | -10.20 | |
|  Forney, Robert | | | 1875 | USA | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Yedidia, Daniel | | | 2067 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | Marshall Weekend FIDE November 2017 | New York, New York | USA | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 2191 | 3.50 | 4 | 0.72 | 20 | 14.40 | |
| | Lugo, Prospero Augusto | | | 1791 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sena, Juan | | | 2046 | DOM | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Rohde, Michael | g | | 2387 | USA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Hunt, Fikirte | | | 1792 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2191 | 3.00 | 5 | 0.76 | 20 | 15.20 | |
| | Jie, Tianhui | | | 1870 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ivanov, Alexander | g | | 2477 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Li, Ruifeng | g | | 2570 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Jin, Derek | | | 1805 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Pedersen, Christian | m | | 2423 | DEN | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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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