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Individual Calculations August 2019 |
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| Shawkat, Saif Total change: 6.20 | |   |
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| 2019 North American Junior U20 Championship - Open | Charlotte, North Carolina | USA | 2019-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1948 | 4.50 | 9 | 0.67 | 20 | 13.40 | |
|  Chen, Justin | f | | 2305 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Chuang, Austin | | | 1706 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Easton, Jack | | | 2163 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Justice, Drew | | | 1627 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Tsay, Vincent | f | | 2151 | USA | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Xia, Brandon | c | | 2122 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Johnson, Donald | | | 1757 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Zhu, Neo | | | 2044 | USA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Morefield, Jason | f | | 2203 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | 47th Annual World Open | Philadelphia, Pennsylvania | USA | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 1948 | 3.50 | 9 | -0.36 | 20 | -7.20 | |
| | Huang, Andy | f | | 2292 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Shanmugasundaram, Rajesh | | | 2153 | IND | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Suralik, Diana | | | 1749 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Barretto, Franz | | | 2146 | PHI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Lu, Miaoyi | | | 1762 | CHN | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Gluckman, David | m | | 2177 | RSA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Gardezi, Arsal | | | 1849 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Liang, Dustin | | | 1842 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Melaugh, Shane | | | 2126 | IRL | 0.50 | 1 | 0.23 | 20 | 4.60 | |
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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