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Individual Calculations January 2018 |
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| Marsina, Stefan Total change: 9.40 | |   |
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| 9th CSC London Chess Classic: Weekday U2050 | London | ENG | 2017-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1905 | 4.00 | 5 | 0.47 | 20 | 9.40 | |
|  Collard, Armell E | | | 1700 | ENG | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Morgans, Justin | | | 1648 | WLS | 0.50 | 1 | -0.32 | 20 | -6.40 | | | De Jager, Leo | | | 1751 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Wells, Tony D | | | 1831 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Stern, Robert C | | | 1802 | ENG | 1.00 | 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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