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Individual Calculations January 2019 |
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| Petran, Peter Total change: -9.10 | |   |
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| 28th World Senior Chess Championship 2018 Open 50 | Bled | SLO | 2018-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 2256 | 4.50 | 10 | -1.17 | 10 | -11.70 | |
|  Gilbert, Michael A | | | 1921 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Arkell, Keith C | g | | 2443 | ENG | 0.50 | 1 | 0.24 | 10 | 2.40 | |  Porper, Edward | m | | 2377 | CAN | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Chan, Peng Kong | m | | 2169 | SGP | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Prie, Eric | g | | 2482 | FRA | 0.00 | 1 | -0.21 | 10 | -2.10 | | | Dougherty, Michael | f | | 2155 | CAN | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Spiess, Thomas | | | 1975 | GER | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Teo, Kok Siong | f | | 2191 | SGP | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Haessel, Dale R. | f | | 2155 | CAN | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Gavrish, Leonid | | | 2144 | UKR | 0.00 | 1 | -0.65 | 10 | -6.50 | |
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) | | | | Extraliga SVK 2018/19 R3-4 | Various | SVK | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2252 | 1.50 | 2 | 0.26 | 10 | 2.60 | |
| | Bury, Rastislav | | | 2137 | SVK | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Machata, Martin | | | 2195 | CRO | 0.50 | 1 | -0.08 | 10 | -0.80 | |
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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