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Individual Calculations January 2020 |
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| Ohlson, Cecil Total change: 78.80 | |   |
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| 2019 South African Closed Chess Championship (Senior) | Cape Town | RSA | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1564 | 7.00 | 11 | 3.94 | 20 | 78.80 | |
|  Willenberg, Glen I. | | | 1644 | RSA | 1.00 | 1 | 0.61 | 20 | 12.20 | |  Talmarkes, Andrew Graham | | | 1591 | RSA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | November, Edwin J. | | | 1618 | RSA | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Solomon, Maxwell | c | | 1964 * | RSA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Schutte, Andre | | | 1859 | RSA | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Pick, Deon | | | 1807 | RSA | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Southey, Andrew M. | | | 1758 | RSA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Galleid, Stephen | | | 1588 | RSA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Lewis, Mark Mm. | | | 1964 * | RSA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Willenberg, Roland C. | | | 1739 | RSA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Meiboom, Gerrit | | | 1720 | RSA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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