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Individual Calculations September 2022 |
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| Bobby, Ballah Total change: -33.80 | |   |
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| 44th FIDE Chess Olympiad Chennai 2022 Open | Chennai | IND | 2022-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 1916 | 1.50 | 8 | -0.77 | 20 | -15.40 | |
|  Noritsyn, Nikolay | m | | 2482 | CAN | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Ribbegren, Karl Johan | | | 2198 | MNC | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Laohawirapap, Prin | c | | 2230 | THA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Koumba, Mounguen Jose Evrard | | | 1942 | GAB | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Thing, Bibek | c | | 2260 | NEP | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Gavarrete, Joel | | | 2035 | HON | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Sihlongonyane, Sikhanyiso | c | | 1658 | SWZ | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Ursus, Van Bemmelen | f | | 2145 | AHO | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | 44th Olympiad Appreciation Tournament | Paynesville | LBR | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1916 | 2.50 | 5 | -0.92 | 20 | -18.40 | |
| | Jacob, Jallah | f | | 1796 | LBR | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Jerrus, Diggs | | | 1769 | LBR | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Joel, O. Ebiekuta | | | 1848 | LBR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | David, Leroy Debblay | | | 1769 | LBR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Harold, Evans | | | 1704 | LBR | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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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