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Individual Calculations September 2015 |
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| Bronstein, Or Total change: -3.60 | |   |
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| Ramat Gan Summer Championship 2015 A | Ramat Gan | ISR | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 2118 | 2.50 | 5 | -1.08 | 40 | -43.20 | |
|  Magen, Amnon | | | 1993 | ISR | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Saadon, Netanel | | | 1859 | ISR | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Altshul, Limor | | | 2021 | ISR | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Vainer, Boaz | | | 1866 | ISR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Adar, Idan | | | 2010 | ISR | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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) | | | | Tal Gur Memorial Summer 2015 | Rishon Lezion | ISR | 2015-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2118 | 4.00 | 5 | 0.97 | 40 | 38.80 | |
| | Lahav, Michal | | | 1991 | ISR | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Kaganskiy, Gleb | f | | 2226 | RUS | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Kereth, Oren | | | 1786 | ISR | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Philosoph, Assi | | | 2079 | ISR | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Parkhov, Yair | | | 2062 | ISR | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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) | | | | Kfar Saba Weekend 2015 A | Kfar Saba | ISR | 2015-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2211 | 2102 | 2.00 | 5 | 0.02 | 40 | 0.80 | |
| | Battaglini, Gabriel | m | | 2442 | FRA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Tifferet, Shaked | | | 2069 | ISR | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Dvoirys, Semen I. | g | | 2502 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Cnaan, Moshe | | | 2016 | ISR | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Weinstein, Shaul | | | 2024 | ISR | 1.00 | 1 | 0.39 | 40 | 15.60 | | | * 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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