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Individual Calculations September 2021 |
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| Goikhman, Valentin Total change: -49.20 | |   |
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| Maccabi Ramat Gan Chess Championship 2021 A | Ramat Gan | ISR | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 2295 | 3.00 | 5 | -0.05 | 20 | -1.00 | |
|  Shteiman, Yuval | | | 1979 | ISR | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Caspi, Israel | m | | 2509 | ISR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Zalkind, Konstantin | f | | 2167 | ISR | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Gruzman, Ilya | | | 2067 | ISR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Aharonovich, Itamar | f | | 2304 | ISR | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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 Arzit Darom 2021 Round 9 | Various | ISR | 2021-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2295 | 0.00 | 1 | -0.60 | 20 | -12.00 | |
| | Kunin, Pavel | | | 2226 | ISR | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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) | | | | Vezerkepzo IM Mix Aug 2021 | Budapest | HUN | 2021-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 2295 | 4.50 | 10 | -1.81 | 20 | -36.20 | |
| | Laddha, Shubh Jayesh | | | 1934 | USA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Bokros, Albert | m | | 2457 | HUN | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Bokorovics, Bertalan | | | 2215 | HUN | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Farago, Sandor | m | | 2128 | HUN | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Majoros, Rozsa Evelin | | | 1932 | HUN | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Lyell, Mark | f | | 2159 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Aayush, Bhattacherjee | | | 2180 | IND | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Balla, Tamas-Kristof | m | | 2329 | ROU | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Kahn, Evarth Dr. | m | | 2149 | HUN | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Szeberenyi, Adam | m | | 2365 | HUN | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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