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Individual Calculations November 2021 |
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| Ribstein, Orel Total change: -132.80 | |   |
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| European Youth Chess Championship 2021 - Open 12 | Local venues | GRE | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 2044 | 3.00 | 6 | -2.48 | 40 | -99.20 | |
|  Cruceru-Uceanu, Tudor-Mihai | | | 1644 * | ROU | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Giorgadze, Giorgi | | | 1644 * | GEO | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Gogolashvili, Giorgi | | | 1644 * | GEO | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kazarjan, Gachatur | | | 1644 * | NED | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Durana, Jonas | | | 1644 * | SVK | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zheng, Harry Z | | | 1704 | ENG | 0.00 | 1 | -0.88 | 40 | -35.20 | | | * 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) | | | | Liga Ilit Lenoar 2021 Darom Round 1 | Various | ISR | 2021-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 2044 | 0.00 | 1 | -0.84 | 40 | -33.60 | |
| | Borodety, Itamar | | | 1755 | ISR | 0.00 | 1 | -0.84 | 40 | -33.60 | |
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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