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Individual Calculations January 2020 |
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| Tadmor, Maya Total change: 41.60 | |   |
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| Artzit Youth League - Gush Dan 2019/20 Round 6-7 | Various | ISR | 2019-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1220 | 1599 | 1.00 | 1 | 0.09 | 40 | 3.60 | |
|  Taragan, Uri | | | 1220 | ISR | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | Israeli National Open Championship - 2019 | Jerusalem | ISR | 2019-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1599 | 3.50 | 9 | 0.95 | 40 | 38.00 | |
|  Golberg, Igor | | | 1999 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sobel, Alon | | | 1804 | ISR | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Mazar, Ariel | | | 1831 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Selzer, Wiiliam | | | 1515 | ISR | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Levin, Natan | | | 1807 | ISR | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Volodarsky, Michael | | | 1437 | ISR | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Yehoshua, Azgad | | | 1746 | ISR | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Slonimskij, Arkadij | | | 1999 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Birnboim, Nathan | m | | 1999 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | |
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