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Individual Calculations January 2020 |
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| Vaisman, Michael Total change: 5.60 | |   |
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| Mark Center Autumn 2019 A | Tel Aviv | ISR | 2019-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1605 | 2.50 | 7 | 0.30 | 40 | 12.00 | |
|  Philosoph, Assi | | | 2005 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bar-Or, Ornan | | | 1902 | ISR | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Tsarfati, Ohn | | | 1630 | ISR | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Gradenwitz, Oded | | | 1672 | ISR | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Chechnovsky, Avi | | | 1709 | ISR | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Ater, Yuval | | | 1570 | ISR | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Zaslavski, Irena | | | 1863 | ISR | 1.00 | 1 | 0.82 | 40 | 32.80 | | | * 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) | | | | Artzit Youth League - Gush Dan 2019/20 Round 6-7 | Various | ISR | 2019-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1605 | 1.50 | 2 | -0.16 | 40 | -6.40 | |
| | Magen, Ofek | | | 1423 | ISR | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Shalom, Gali | | | 1205 * | ISR | 1.00 | 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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