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Individual Calculations July 2021 |
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| Kunka, Harshid Total change: 132.40 | |   |
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| 76th Annual Texas State and Amateur Championship | Fort Worth, Texas | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1913 | 4.00 | 7 | 0.58 | 40 | 23.20 | |
|  Haskin, Zachary John | | | 1945 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | |  Woodward, Andy Austin | | | 2083 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Mao, Andrew Sun-Rong | | | 1671 | USA | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Liu, Eric Chang | | | 1686 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Kishinevsky, Dimitry | | | 2053 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Redfield, Grant | | | 1923 | USA | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Obili, Abhishek | | | 2067 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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) | | | | 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2288 | 1913 | 3.50 | 8 | 2.73 | 40 | 109.20 | |
| | Tokhirjonova, Gulrukhbegim | | wg | 2313 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Cervantes, Thalia | f | wm | 2313 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Bachin, Vitaly | m | | 2313 * | RUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Griffith, Kyron Waykuan | f | | 2313 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Banawa, Jouaquin Carlos | f | | 2237 | PHI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Andrews, Todd D | f | | 2244 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Posthuma, Joshua | f | | 2256 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Colas, Joshua | f | | 2313 * | USA | 0.00 | 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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