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Individual Calculations September 2021 |
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| Levin, Guy Total change: 3.10 | |   |
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| Chess4all- Summer in Savyon A | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 2361 | 4.00 | 5 | -0.12 | 10 | -1.20 | |
|  Shilon Rahav, Eliran | | | 1961 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Gavriely, Or | | | 1961 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Sitbon, Itay | | | 1961 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ben Ari, Yannay | f | | 2380 | ISR | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Aronin, Pavel | | | 2009 | MNC | 0.50 | 1 | -0.39 | 10 | -3.90 | | | * 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 |
| 2247 | 2354 | 3.00 | 5 | -0.13 | 10 | -1.30 | |
| | Tsirilman, Guy | | | 2044 | ISR | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Lahav, Michal | | wm | 2141 | ISR | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Rozen, Eytan | m | | 2372 | ISR | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Zalkind, Konstantin | f | | 2167 | ISR | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Caspi, Israel | m | | 2509 | ISR | 0.50 | 1 | 0.21 | 10 | 2.10 | |
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) | | | | Max Mit Memorial 2021 A | Rishon Lezion | ISR | 2021-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2354 | 3.50 | 5 | 0.56 | 10 | 5.60 | |
| | Levy, Zohar | | | 1954 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zanan, Evgeny | g | | 2537 | ISR | 0.50 | 1 | 0.24 | 10 | 2.40 | | | Ben Ari, Yannay | f | | 2396 | ISR | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Shevchenko, Lev | | | 1954 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kaspi, Alexander | m | | 2425 | ISR | 0.50 | 1 | 0.10 | 10 | 1.00 | | | * 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) | | |
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