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Individual Calculations August 2017 |
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| Barbre, Stephen Total change: -49.60 | |   |
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| 2017 National Open (U2300) | Las Vegas, Nevada | USA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1993 | 2.00 | 6 | -1.24 | 40 | -49.60 | |
|  Milliern, David W | | | 1701 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Heredia Serrano, Carla | | wg | 2082 | ECU | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Pribyl, Josef | m | | 2256 | CZE | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Pan, Christopher | | | 1982 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | McNeill, Gordon John | | | 1720 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Rosell, John | | | 2009 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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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