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Individual Calculations August 2017 |
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| Zhang, Chao Total change: 12.60 | |   |
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| 11th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2017-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2282 | 2229 | 5.00 | 9 | 1.23 | 20 | 24.60 | |
|  Ganesh Aravind, Neelakantan | | | 1829 * | IND | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mulyar, Michael A | m | | 2407 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Winkelman, Albert | | | 2028 | AUS | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Zhu, Jack Q | | | 2400 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Perez, Robert M | | | 2365 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Hong, Andrew Z | c | | 2383 | USA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Jirasek, Ladia R | f | | 2271 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Grabinsky, Aaron | | | 2338 | USA | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Paragua, Mark | g | | 2520 | PHI | 0.50 | 1 | 0.35 | 20 | 7.00 | | | * 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) | | | | 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2229 | 2.50 | 7 | -0.60 | 20 | -12.00 | |
| | Harmon-Vellotti, Luke | m | | 2449 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Guddanti, Harshita | | | 2023 | IND | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Garcia, Jan Emmanuel | m | | 2436 | PHI | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Checa, Nicolas D | m | | 2415 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Panjwani, Raja | m | | 2404 | CAN | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Rowe, Duane | c | | 2097 | JAM | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Turgut, Aydin | | | 2092 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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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