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Individual Calculations April 2023 |
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| Chiku-Ratte, Olivier-Kenta Total change: 9.50 | |   |
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| 2023 Excelsior March Open | Toronto | CAN | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2286 | 2301 | 2.00 | 3 | 0.54 | 10 | 5.40 | |
|  Nagy, Gabor | g | | 2497 | HUN | 1.00 | 1 | 0.75 | 10 | 7.50 | |  Bora, Safal | m | | 2461 | USA | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Zhang, Daniel | | | 1901 * | CAN | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | Spring 2023 CCC IM Norm Invitational - C | Charlotte, North Carolina | USA | 2023-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2301 | 5.00 | 9 | -0.41 | 10 | -4.10 | |
| | Yu, Jiangwei | | | 2167 | CHN | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Petenyi, Tamas | m | | 2325 | SVK | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Nguyen, James | | | 2100 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Jayaraman, C.j. Arvind | f | | 2104 | IND | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Sriniaiyer, Sudarshan | | | 2186 | USA | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Vanapalli, Vishnu | f | | 2226 | USA | 0.00 | 1 | -0.60 | 10 | -6.00 | | | Adamson, Robby | f | | 2265 | USA | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Georgiev, Vladimir | g | | 2404 | MKD | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Amburgy, Ryan | f | | 2242 | USA | 0.50 | 1 | -0.08 | 10 | -0.80 | |
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) | | | | 2023 Aurora Spring Open - Master | Newmarket | CAN | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2301 | 4.00 | 5 | 0.82 | 10 | 8.20 | |
| | Duong, Thanh Nha | m | | 2074 | CAN | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Mao, Fengxi | | | 1987 | CAN | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Kaufman, Raymond | m | | 2143 | CAN | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Bora, Safal | m | | 2461 | USA | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Hua, Eugene | f | | 2276 | CAN | 1.00 | 1 | 0.47 | 10 | 4.70 | |
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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