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Individual Calculations May 2019 |
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| Lotsov Har-Zahav, Avraham Total change: -31.20 | |   |
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| Kiryat Ono Winter-Spring 2019 A | Kiryat Ono | ISR | 2019-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1774 | 1.00 | 5 | -1.74 | 20 | -34.80 | |
|  Ostrovsky Berman, Noam | | | 1489 | ISR | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Bodenshtein, Yair | | | 1942 | ISR | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Mondri, Nadav | | | 1557 | ISR | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Gnedov, Dmitry | | | 1767 | ISR | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Vagman, Roy | | | 1903 | ISR | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | 2019 European Senior Chess Championships open 65plus | Rhodes | GRE | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1781 | 3.50 | 9 | 0.18 | 20 | 3.60 | |
| | Gal, Moshe | | | 2170 | ISR | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Goncharov, Viktor | | | 2017 | RUS | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Carlsten, Peter | | | 2002 | SWE | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Fischer, Johann | | | 1513 | GER | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Hiby, Harald | | | 1812 | GER | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Nielsen, Peter | | | 1700 | DEN | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Ruckschloss, Karol | f | | 2181 * | SVK | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Brouwer, Willem | | | 1730 | NED | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Morriss, Pete | | | 1968 | IRL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | * 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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