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Rapid:
Individual Calculations December 2021 |
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| Helving, Yuval Total change: -20.60 | |   |
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| Israel National Cup 2021 | Jerusalem | ISR | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1916 | 1.50 | 5 | -1.03 | 20 | -20.60 | |
|  Mazar, Ariel | | | 1578 | ISR | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Vydeslaver, Alik | m | | 2413 | ISR | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Judkovsky, Yair | | | 2269 | ISR | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Yerushalmi, Eran | | | 1904 | ISR | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Borodety, Itamar | | | 1317 | ISR | 0.50 | 1 | -0.48 | 20 | -9.60 | |
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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