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Individual Calculations November 2021 |
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| Abdulrahim, Salem Total change: 25.20 | |   |
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| 1st Sharjah Challengers A Tournament | Sharjah | UAE | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1629 | 3.00 | 10 | 1.76 | 20 | 35.20 | |
|  Khairallah, Ralph | | | 1811 | LBN | 1.00 | 1 | 0.74 | 20 | 14.80 | |  Moskalets, Svetlana | | wm | 2029 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rayes, Abdul Kader | | | 2029 * | SYR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rowe, Duane | c | | 2029 * | JAM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Leolko, Ludmila | | | 1960 | RUS | 1.00 | 1 | 0.88 | 20 | 17.60 | | | Khairallah, Ralph | | | 1811 | LBN | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Moskalets, Svetlana | | wm | 2029 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rayes, Abdul Kader | | | 2029 * | SYR | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Rowe, Duane | c | | 2029 * | JAM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Leolko, Ludmila | | | 1960 | RUS | 0.00 | 1 | -0.12 | 20 | -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) | | | | World Amateur Chess Championship 2021 U1700 open | Rhodes | GRE | 2021-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1629 | 3.00 | 6 | -0.50 | 20 | -10.00 | |
| | Ainakul, Mukhtar | | | 1674 | KAZ | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Alasad, Tareq | | | 1372 | KUW | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Alhejab, Meshal | | | 1681 | KUW | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Farhaan, M | | | 1529 | IND | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Fishchuk, Vladyslav | | | 1648 | UKR | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Abdivaliev, Daniial | | | 1482 | KGZ | 0.00 | 1 | -0.70 | 20 | -14.00 | |
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) | | |
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