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Individual Calculations February 2019 |
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| Peng, Shunkai Total change: 12.40 | |   |
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| 28th Annual North American Open | Las Vegas, Nevada | USA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2285 | 4.50 | 9 | -0.12 | 20 | -2.40 | |
|  Osaka, Takuma | c | | 1958 | JPN | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Li, Eric | c | | 2045 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Pakleza, Zbigniew | g | | 2506 | POL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Balakrishnan, Praveen | m | | 2418 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Venkataraman, Karthik | g | | 2527 | IND | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Kong, Dezheng | | | 2142 | CAN | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Li, Ruifeng | g | | 2559 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Calugar, Arthur | m | | 2208 | CAN | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Li, Hanxiang | | | 2104 | CHN | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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) | | | | Bay Area International | Burlingame, California | USA | 2019-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2350 | 2285 | 4.50 | 9 | 0.74 | 20 | 14.80 | |
| | Bai, Jinshi | g | | 2572 | CHN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Somalwar, Anaiy | | | 2069 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Katz, Alexander | m | | 2433 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Wang, Justin | f | | 2419 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Jones, Craig | | | 2138 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Korley, Kassa | m | | 2450 | DEN | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Harmon-Vellotti, Luke | m | | 2455 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Thavandiran, Shiyam | m | | 2410 | CAN | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Nagarajan, Pranav | | | 2206 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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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