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Individual Calculations January 2020 |
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| Armstrong, Robert J. Total change: 7.80 | |   |
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| 2019 Hart House Holidays Open U1900 | Toronto | CAN | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1477 | 2.50 | 5 | 0.39 | 20 | 7.80 | |
|  Brown, Nathaniel | | | 1753 | CAN | 1.00 | 1 | 0.83 | 20 | 16.60 | |  Liu, Harrison Hangchen | | | 1503 | CAN | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Wu, Benjamin | | | 1577 | CAN | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Samuel, Victor | | | 1337 | CAN | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Liao, Joseph | | | 1529 | CAN | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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) | | |
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