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Individual Calculations December 2023 |
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| Arnold, Justin N Total change: -21.40 | |   |
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| 32nd annual Kings Island Open - Major | Blue Ash, OH | USA | 2023-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 2006 | 1.50 | 4 | -0.88 | 20 | -17.60 | |
|  Adhikari, Sunav | | | 1875 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Wang, Ryan R | | | 1902 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Joseph Benher, Savio Bennihyn | | | 1912 | CAN | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Pounraj, Karthikeyan | | | 2058 | IND | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | | | 54th annual National Chess Congress - Premier | Philadelphia, PA | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2006 | 3.50 | 6 | -0.19 | 20 | -3.80 | |
| | Zhu, Ryan | | | 1862 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Kozower, Ethan | | | 1857 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Dubnoff, Micah Simon | | | 1902 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Martin, Zachary David | | | 1934 | USA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Dedona, Mark | | | 1787 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Zhang, Roger | | | 2171 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | |
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