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Individual Calculations January 2018 |
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| Cheng, Alfonso Total change: 11.60 | |   |
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| Fall 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1893 | 5.50 | 9 | 0.29 | 40 | 11.60 | |
|  Brown, Nicholas M | | | 1555 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Mays, Jerry | | | 1707 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Oconnor, Derek | | | 2235 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Diaz, Conrado | | | 2234 | PHI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Perepelitsky, Phillip | | | 2100 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Abraham, Michael | | | 1592 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Sherwood, Peter | | | 1684 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Ricard, Bruce | | | 1740 | USA | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Gomboluudev, Enkhjin | | | 1650 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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) | | |
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