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Individual Calculations July 2021 |
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| Greenfeld, Alon Total change: 1.70 | |   |
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| Israeli national league. Rounds 7-11 | Various | ISR | 2021-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2390 | 2507 | 2.00 | 3 | 0.05 | 10 | 0.50 | |
|  Erenberg, Ariel | m | | 2494 | ISR | 1.00 | 1 | 0.48 | 10 | 4.80 | |  Lahav, Michal | | wm | 2247 | ISR | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Parkhov, Yair | m | | 2428 | ISR | 0.50 | 1 | -0.11 | 10 | -1.10 | |
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) | | | | Prague International Chess Festival 2021 D - FIDE open | Praha | CZE | 2021-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2333 | 2507 | 6.50 | 9 | 0.12 | 10 | 1.20 | |
| | Ocelak, Jakub | | | 2107 * | CZE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Dahl, Christoph | | | 2212 | GER | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Finek, Vaclav | f | | 2359 | CZE | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Blohberger, Felix | m | | 2475 | AUT | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Kulhanek, Tomas | m | | 2315 | CZE | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Navrotescu, Andreea-Cristiana | | wm | 2253 | FRA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Hollan, Petr | f | | 2275 | CZE | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Nasuta, Grzegorz | g | | 2512 | POL | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Petr, Martin | g | | 2489 | CZE | 0.50 | 1 | -0.03 | 10 | -0.30 | | | * 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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