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Individual Calculations July 2023 |
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| Butcher, Jacob Gregory Total change: -40.00 | |   |
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| 2023 Des Moines Open | Des Moines, IA | USA | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1830 | 2.00 | 3 | -0.06 | 40 | -2.40 | |
|  Gaul, Thomas | | | 1703 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Volz, Michael | | | 1650 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Pregon, Joseph Jef | | | 1720 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1830 | 1.50 | 3 | -0.94 | 40 | -37.60 | |
| | Sawhney, Yuvraj Singh | | | 1600 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Anil, Vishal | | | 1652 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Chakraborty, Ritam | | | 1430 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | |
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