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Individual Calculations September 2023 |
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| Shiman, Andrew Lewis Total change: 23.40 | |   |
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| 10th Annual Washington International - Premier | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1780 | 4.50 | 8 | 1.28 | 20 | 25.60 | |
|  Snow, Peter | | | 1653 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Kudryavtsev, Vadim | | | 1948 | RUS | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Fernandez, Nelson Wilfredo | | | 2013 | HON | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Rychkov, Roman | | | 2011 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Mc Entee, Tim R | | | 1922 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Rawshani, Kamran | | | 1917 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Yerramilli, Neel | | | 1538 | IND | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Dean, Edward T | | | 1837 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | 55th annual Atlantic Open - U2100 | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1664 | 1780 | 2.50 | 4 | -0.11 | 20 | -2.20 | |
| | Yang, Aimee | | | 1598 | USA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Anantharaman, Aashish | | | 1602 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Vuillemot, John | | | 1750 | USA | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Rigai, Jon | | | 1704 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | |
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