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Individual Calculations January 2020 |
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| Hughes, Henry Total change: -1.60 | |   |
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| 2019 Hart House Holidays Open U1900 | Toronto | CAN | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1493 | 2.00 | 4 | -0.04 | 40 | -1.60 | |
|  Qian, Eric | | | 1463 | CAN | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Liu, Harrison Hangchen | | | 1503 | CAN | 0.50 | 1 | 0.01 | 40 | 0.40 | |  Gao, Lucy | | | 1349 | CAN | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Ugodnikov, Arkadiy | | | 1625 | CAN | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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