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Individual Calculations October 2015 |
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| Zhang, Henry Total change: 63.60 | |   |
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| 2015 Mississauga Open | Mississauga | CAN | 2015-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 1593 | 2.50 | 5 | 1.75 | 40 | 70.00 | |
|  Hua, Eugene | c | | 1876 | CAN | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Cai, Jason | | | 1993 * | CAN | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Talukdar, Rohan | c | | 1792 | CAN | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Palacios, Bobby | | | 1993 * | CAN | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Brajkovic, Nikola | | | 1844 | CAN | 0.50 | 1 | 0.31 | 40 | 12.40 | | | * 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) | | | | 2015 Michigan Open | Lansing, Michigan | USA | 2015-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 1677 | 0.00 | 2 | -0.39 | 40 | -15.60 | |
| | Posthuma, Jushua G | | | 2077 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Schremser, Andrew M | | | 1822 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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) | | | | 2015 Harold Steen Memorial Cup | Dearborn, Michigan | USA | 2015-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1677 | 1.00 | 2 | 0.23 | 40 | 9.20 | |
| | Boris, Peter Theodore | | | 1684 | USA | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Williams, Ronald | | | 1844 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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