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Individual Calculations April 2020 |
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| Tsafrir, Ori Total change: 49.20 | |   |
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| Jeruchess Rating Tournament Under 2000 | Jerusalem | ISR | 2020-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1425 | 4.50 | 7 | 1.23 | 40 | 49.20 | |
|  Pilchin, Uri | | | 1793 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Tsafrir, Itay | | | 1220 | ISR | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Nadav, Avinoam | | | 1343 | ISR | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Avraham Hadari, Noam | | | 1413 | ISR | 1.00 | 1 | 0.48 | 40 | 19.20 | |  Shavit, Inbar | | | 1626 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Segev, Ido | | | 1207 | ISR | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Klein, Achi | | | 1613 | ISR | 0.50 | 1 | 0.24 | 40 | 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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