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Individual Calculations September 2023 |
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| Alrehaili, Ahmed Abdullah S Total change: 4.60 | |   |
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| RIYADH CHESS TOURNAMENT FOR MEN CLASSIC | Riyadh | KSA | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 2052 | 0.50 | 1 | -0.34 | 20 | -6.80 | |
|  Al Fayez, Abdulmalek Saud | | | 1767 | KSA | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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) | | | | 4eme edition trophee S.M le Roi Mohammed VI COURONNE plus 2200 | CASABLANCA | MAR | 2023-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2052 | 3.00 | 9 | 0.57 | 20 | 11.40 | |
| | Noritsyn, Nikolay | m | | 2478 | CAN | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Mandizha, Farai | m | | 2365 | ZIM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Oatlhotse, Providence | m | | 2199 | BOT | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Draoui, Najib | f | | 2304 | MAR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Mahitosh, Dey | f | | 2240 | IND | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Idrissi, Chafik | c | | 2153 | MAR | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Sentissi, Yassine | c | | 2006 | MAR | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Bentefrit, Samir | f | | 2224 | MAR | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Ouakhir, Pierre Mehdi | f | | 2216 | MAR | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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