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Individual Calculations February 2023 |
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| McDonald, Margaret Total change: -44.60 | |   |
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| 90e Open Fide Interchess de trois rondes -1800 Elo | PARIS | FRA | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1191 | 1169 | 1.00 | 2 | 0.06 | 20 | 1.20 | |
|  Lazier, Patrick | | | 1299 | FRA | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Jusseaume, Marc | | | 1083 | FRA | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | 2nd Ali Abu Khalil Memorial Master | Sharjah | UAE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1344 | 1169 | 0.00 | 5 | -1.57 | 20 | -31.40 | |
| | Safin, Safarullakhan | | | 1460 | IND | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Felix, Winnie | | | 1634 | PHI | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Mokhtar, Omar. | | | 1393 | SYR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Spivakovskyy, Sergiy | | | 1095 | UKR | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Zayid, Faisal Albalushi | | | 1136 | UAE | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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) | | | | 91e Open Fide Interchess de trois rondes -1800 Elo | PARIS | FRA | 2023-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1272 | 1169 | 0.00 | 2 | -0.72 | 20 | -14.40 | |
| | Chassang, Baptiste | | | 1257 | FRA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Fabre, Guy | | | 1286 | FRA | 0.00 | 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) | | |
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