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Individual Calculations August 2023 |
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| Johnson, Donald Total change: 31.16 | |   |
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| 51st annual World Open - Open | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 2160 | 4.50 | 9 | -1.31 | 38 | -49.78 | |
|  Rambha, Hemachandra | | | 1811 | USA | 1.00 | 1 | 0.11 | 38 | 4.18 | |  Mikaelyan, Arman | g | | 2523 | ARM | 0.50 | 1 | 0.40 | 38 | 15.20 | | | Bruzon Batista, Lazaro | g | | 2617 | USA | 0.00 | 1 | -0.05 | 38 | -1.90 | | | Rowe, Duane | c | | 1979 | JAM | 0.00 | 1 | -0.74 | 38 | -28.12 | | | Nair, Ajitesh | | | 1902 | USA | 1.00 | 1 | 0.18 | 38 | 6.84 | | | Mujumdar, Sameer | | | 1992 | USA | 0.00 | 1 | -0.72 | 38 | -27.36 | | | Karunakaran, Kapilan | | | 1766 | USA | 0.50 | 1 | -0.42 | 38 | -15.96 | | | Glashausser, Sho | | | 1953 | USA | 0.50 | 1 | -0.27 | 38 | -10.26 | | | Serota, Adam H | | | 1920 | USA | 1.00 | 1 | 0.20 | 38 | 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) | | | | 2023 Charlotte Norm Super Swiss | Charlotte, NC | USA | 2023-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2144 | 5.00 | 9 | 2.13 | 38 | 80.94 | |
| | Yip, Carissa | m | wg | 2369 | USA | 0.00 | 1 | -0.22 | 38 | -8.36 | | | Mandizha, Farai | m | | 2389 | ZIM | 0.50 | 1 | 0.30 | 38 | 11.40 | | | Wang, Isaac | | | 2353 | USA | 0.00 | 1 | -0.23 | 38 | -8.74 | | | Kumar, Arya | | wc | 2073 | USA | 1.00 | 1 | 0.40 | 38 | 15.20 | | | Chasin, Nico | m | | 2455 | USA | 0.50 | 1 | 0.36 | 38 | 13.68 | | | Hardaway, Brewington | f | | 2361 | USA | 0.00 | 1 | -0.22 | 38 | -8.36 | | | Ai, Evan | | | 2159 | USA | 1.00 | 1 | 0.52 | 38 | 19.76 | | | De La Colina, Nicolas | | | 2136 | USA | 1.00 | 1 | 0.49 | 38 | 18.62 | | | Belenkaya, Dina | | wg | 2322 | ISR | 1.00 | 1 | 0.73 | 38 | 27.74 | |
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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