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Rapid:
Individual Calculations September 2021 |
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| Parkhov, Yair Total change: 130.60 | |   |
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| Kfar Saba Weekend tournament A | Kfar Saba | ISR | 2021-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2322 | 2274 | 7.00 | 9 | 3.28 | 20 | 65.60 | |
|  Tsirilman, Guy | | | 1721 | ISR | 1.00 | 1 | 0.03 | 20 | 0.60 | |  Shachar, Ehud | m | | 2337 | ISR | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Rozen, Eytan | m | | 2226 | ISR | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Zanan, Evgeny | g | | 2435 | ISR | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Caspi, Israel | m | | 2492 | ISR | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Bakalchuk, Johnatan | m | | 2419 | ISR | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Kobo, Ori | g | | 2503 | ISR | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Boruchovsky, Avital | g | | 2536 | ISR | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Gorshtein, Ido | m | | 2233 | ISR | 0.00 | 1 | -0.56 | 20 | -11.20 | |
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) | | | | 11th Kiryat Ono Summer Festival Rapid Championship | Kiryat Ono | ISR | 2021-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2274 | 5.50 | 6 | 1.49 | 20 | 29.80 | |
| | Qasem, Muhamad Mody | | | 1539 | ISR | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Levitan, Tal | | | 2030 | ISR | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Guz, Ari | f | | 1930 | ISR | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Bitensky, Igor | m | | 2233 | ISR | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Flom, Gabriel | g | | 2401 | FRA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Veinberg, Nimrod | m | | 2310 | ISR | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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) | | | | Markovitch memoriaL 2021 Open A | Rishon Lezion | ISR | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2274 | 4.50 | 5 | 1.76 | 20 | 35.20 | |
| | Chachashvili, Zuri | | | 2005 | ISR | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Milikow, Elie | c | | 2124 | ISR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Zanan, Evgeny | g | | 2435 | ISR | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Levin, Guy | f | | 2197 | ISR | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Dvoirys, Semen I. | g | | 2413 | RUS | 1.00 | 1 | 0.69 | 20 | 13.80 | |
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) | | |
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