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Individual Calculations February 2017 |
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| Kim, Isaiah Total change: 93.20 | |   |
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| Berkeley Chess Club Championship | Berkeley, California | USA | 2016-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1779 | 3.00 | 5 | 0.28 | 40 | 11.20 | |
|  Yanofsky, Kevin | | | 1409 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Valente, Marty J | | | 1390 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Poehlmann, Roger M | | | 2179 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | O`connor, Derek | | | 2109 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Hartmann, Andreas | | | 1623 | GER | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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) | | | | 2017 New Year Open Championship | San Jose, California | USA | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1818 | 2.50 | 6 | 0.71 | 40 | 28.40 | |
| | Banik, Siddharth G | | | 2154 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Dasika, Archit | | | 1934 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Somalwar, Anaiy | | | 1852 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Chang, Eliam Huai | | | 1819 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Bayaraa, Chinguun | c | | 2030 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | O`connor, Derek | | | 2116 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | BCS Weekender January | Berkeley, California | USA | 2017-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1818 | 2.50 | 4 | 1.39 | 40 | 55.60 | |
| | Eren, Baran | | | 2130 | TUR | 0.50 | 1 | 0.36 | 40 | 14.40 | | | O`connor, Derek | | | 2116 | USA | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Sevall, Jacob Came | | | 1962 | GER | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Padmanabhan, Akshay | | | 1811 | USA | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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) | | | | Bay Area Chess CM Azhar Championship | Milpitas, California | USA | 2017-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 1818 | 1.00 | 3 | -0.05 | 40 | -2.00 | |
| | Wang, Michael | | | 2172 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Srinivas, Rahul | | | 1830 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Ho, Brandon C | | | 1848 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | |
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