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Individual Calculations October 2021 |
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| Budai, Istvan Total change: -30.80 | |   |
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| Over 65 Senior Chess Meeting 2021 | Budapest | HUN | 2021-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1540 | 1.50 | 7 | -1.84 | 20 | -36.80 | |
|  Valis, Janos | | | 1911 | HUN | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Kolozsvary, Miklos | | | 1387 | HUN | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Ruttkay, Peter | | | 1940 * | HUN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Suli, Andras | | | 1140 * | HUN | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Porcza, Antal Otto Dr | | | 1218 | HUN | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Havaskori, Laszlo | | | 1832 | HUN | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Szalay, Istvan | | | 1524 | HUN | 0.50 | 1 | -0.02 | 20 | -0.40 | | | * 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) | | | | Budapest Team Championship 3rd Div. Szen Group R1 | Budapest | HUN | 2021-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1540 | 1.00 | 1 | 0.30 | 20 | 6.00 | |
| | Kolozsvary, Miklos | | | 1387 | HUN | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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