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Individual Calculations September 2021 |
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| Friedland, Eldar Total change: -42.40 | |   |
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| Chess4all- Summer in Savyon A | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 2092 | 3.00 | 5 | -1.58 | 40 | -63.20 | |
|  Harel, Ori | | | 1692 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Menahem, Adi | | | 1719 | ISR | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Eshkol, Lilian | | | 1692 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Fudim, Basya | | | 1692 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Eskenazi, Joy | | | 1699 | ISR | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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) | | | | Maccabi Ramat Gan Chess Championship 2021 A | Ramat Gan | ISR | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 1962 | 2.50 | 5 | 0.73 | 40 | 29.20 | |
| | Veinberg, Nimrod | m | | 2362 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kochavi, Dana | | | 1799 | ISR | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Vagman, Roy | c | | 2200 | ISR | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Aharonovich, Itamar | f | | 2304 | ISR | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Gavriely, Or | | | 1853 | ISR | 0.50 | 1 | -0.15 | 40 | -6.00 | | | * 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) | | | | Liga Arzit Zafon 2021 Round 9 | Various | ISR | 2021-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 1962 | 0.00 | 1 | -0.21 | 40 | -8.40 | |
| | Golberg, Igor | | | 2192 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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