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Individual Calculations August 2019 |
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| Chen, Justin Total change: -25.40 | |   |
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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 |
| 2146 | 2305 | 5.00 | 9 | -1.26 | 20 | -25.20 | |
|  Shawkat, Saif | | | 1948 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Somalwar, Anaiy | | | 2115 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Proleiko, Julian | | | 2152 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Mishra, Abhimanyu | c | | 2227 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Sinha, Sahil | f | | 2283 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Baradaran, Arman | | | 2049 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Liang, Justin | | | 2020 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Furfine, Jacob | f | | 2269 | USA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Vettese, Nicholas | f | | 2247 | CAN | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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) | | | | 12th New York International | New York, New York | USA | 2019-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2283 | 2305 | 2.50 | 5 | -0.11 | 20 | -2.20 | |
| | Foerster-Yialamas, Lucas | c | | 2028 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Korley, Kassa | m | | 2437 | DEN | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Shen, Victor | m | | 2418 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Zhou, Liran | c | | 2314 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Graif, William | | | 2218 | CAN | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | 18th Annual Manhattan Open | New York, New York | USA | 2019-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 2305 | 4.00 | 5 | 0.10 | 20 | 2.00 | |
| | Yen, William | | | 1987 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Cheung, Ryan | | | 1982 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Luo, Ryan | | | 1985 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Li, Max | | | 1919 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Perez, Robert | | | 2393 | USA | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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) | | |
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