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Individual Calculations August 2017 |
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| Amin, Bassem Total change: 7.50 | |   |
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| 2017 African Individual Chess Championships "Open" | Oran | ALG | 2017-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2391 | 2672 | 7.00 | 9 | -0.36 | 10 | -3.60 | |
|  Bengherabi, Khalil | f | | 2272 * | ALG | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Van Zyl-Rudd, Jack | f | | 2272 * | RSA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bouzidi, Ahmed | c | | 2272 * | TUN | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Adly, Ahmed | g | | 2620 | EGY | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Arab, Adlane | m | | 2476 | ALG | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Cawdery, Daniel | m | | 2426 | RSA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Farahat, Ali | m | | 2420 | EGY | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Phiri, Richmond | m | | 2272 * | ZAM | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Haddouche, Mohamed | g | | 2492 | ALG | 0.50 | 1 | -0.24 | 10 | -2.40 | | | * 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) | | | | Lake Sevan 2017 | Sevan | ARM | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2599 | 2672 | 6.50 | 9 | 1.11 | 10 | 11.10 | |
| | Swiercz, Dariusz | g | | 2637 | POL | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Martirosyan, Haik M. | m | | 2544 | ARM | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Kravtsiv, Martyn | g | | 2657 | UKR | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Ter-Sahakyan, Samvel | g | | 2605 | ARM | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Harutyunian, Tigran K. | m | | 2517 | ARM | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Petrosyan, Manuel | m | | 2553 | ARM | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Gabuzyan, Hovhannes | g | | 2569 | ARM | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Nabaty, Tamir | g | | 2650 | ISR | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Kovalenko, Igor | g | | 2659 | LAT | 1.00 | 1 | 0.48 | 10 | 4.80 | |
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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