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Individual Calculations July 2021 |
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| Schmakel, Samuel Arthur Total change: -18.40 | |   |
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| 30th Annual Chicago Open - Open | Wheeling, Illinois | USA | 2021-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2285 | 2435 | 5.50 | 9 | -0.66 | 10 | -6.60 | |
|  Clayton, Ryan Daniel | | | 2124 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | |  Li, Eric Yuhan | f | | 2268 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Swiercz, Dariusz | g | | 2649 | USA | 0.00 | 1 | -0.23 | 10 | -2.30 | | | Yang, Kevin | | | 2275 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Vibbert, Sean | f | | 2270 | USA | 0.00 | 1 | -0.72 | 10 | -7.20 | | | Wen, Yili | | | 2082 | CHN | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Oberoi, Shelev | | | 2198 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Williams, Justus | f | | 2328 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Torres, Luis Carlos | m | | 2375 | MEX | 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) | | | | 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2232 | 2435 | 5.50 | 9 | -1.18 | 10 | -11.80 | |
| | Reeder, Andy | | | 2050 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Yanayt, Eugene | f | | 2102 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Lin, Andy | | | 2205 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Velazquez Martinez, Josue | | | 2179 | MEX | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Bruzon Batista, Lazaro | g | | 2639 | USA | 0.00 | 1 | -0.24 | 10 | -2.40 | | | Deviprasath, Sharvesh | | | 2131 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Ghazarian, Kirk | | | 2252 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Posthuma, Joshua | f | | 2256 | USA | 0.00 | 1 | -0.73 | 10 | -7.30 | | | Li, Eric Yuhan | f | | 2270 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | |
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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