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Individual Calculations February 2019 |
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| Zhang, Chao Total change: 41.60 | |   |
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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 |
| 2319 | 2225 | 4.00 | 8 | 0.99 | 20 | 19.80 | |
|  Li, Ben | f | | 2368 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | |  Osaka, Takuma | c | | 1958 | JPN | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Bitoon, Richard | g | | 2455 | PHI | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Ginsburg, Mark | m | | 2336 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Shen, Christopher | f | | 2311 | USA | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Blanco Fernandez, Alvaro | m | | 2302 | MEX | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Vivekananthan, Anish | | | 2294 | USA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Venkataraman, Karthik | g | | 2527 | IND | 0.00 | 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) | | | | 10th Annual Golden State Open | Concord, California | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2225 | 4.50 | 6 | 1.09 | 20 | 21.80 | |
| | Kondakov, Adrian | | | 2012 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Wu, Rochelle | | wc | 2154 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Bryant, John Daniel | m | | 2449 | USA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Pan, Kevin | | | 2122 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Ravuri, Vinesh | | | 2042 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Nazaryev, Sergey | | | 2266 | RUS | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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