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Individual Calculations February 2019 |
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| Terrie, Henry Total change: 15.60 | |   |
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| Westford January 2019 Open | Westford, Massachusetts | USA | 2019-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2288 | 1938 | 1.00 | 2 | 0.78 | 20 | 15.60 | |
|  Vigorito, David | m | | 2335 | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Castaneda, Nelson | f | | 2241 | USA | 0.50 | 1 | 0.36 | 20 | 7.20 | |
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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