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Individual Calculations September 2019 |
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| Zhang, Henry Total change: -17.50 | |   |
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| 2019 Michigan Bottom Half Class | Lansing, Michigan | USA | 2019-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 2071 | 4.00 | 5 | 0.46 | 35 | 16.10 | |
|  Williams, Ronald | | | 1761 | USA | 1.00 | 1 | 0.14 | 35 | 4.90 | |  Davidovich, Manis | | | 2009 | USA | 1.00 | 1 | 0.41 | 35 | 14.35 | | | Noren, Kevin | | | 2010 | USA | 0.50 | 1 | -0.08 | 35 | -2.80 | | | Nichols, Anthony | | | 2004 | USA | 0.50 | 1 | -0.09 | 35 | -3.15 | | | Garrison, R Raymond | | | 1671 * | USA | 1.00 | 1 | 0.08 | 35 | 2.80 | | | * 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) | | | | 2019 Canadian Junior CC Open | Toronto | CAN | 2019-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2151 | 5.50 | 8 | 0.35 | 35 | 12.25 | |
| | Ning, Eric | | | 1847 | CAN | 0.50 | 1 | -0.36 | 35 | -12.60 | | | Zhao, Jeffrey R. | | | 1858 | CAN | 1.00 | 1 | 0.15 | 35 | 5.25 | | | Huang, Youhe | | | 1825 | CAN | 1.00 | 1 | 0.13 | 35 | 4.55 | | | Rodrigue-Lemieux, Shawn | f | | 2200 | CAN | 0.00 | 1 | -0.43 | 35 | -15.05 | | | Tanaka, Tyler | c | | 2104 | CAN | 1.00 | 1 | 0.43 | 35 | 15.05 | | | Graif, William | | | 2254 | CAN | 0.00 | 1 | -0.36 | 35 | -12.60 | | | Kang, Dorian | c | | 2090 | CAN | 1.00 | 1 | 0.42 | 35 | 14.70 | | | Issani, Nameer | c | | 2054 | CAN | 1.00 | 1 | 0.37 | 35 | 12.95 | |
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) | | | | 2019 NAYCC U18 Open | Kingston | CAN | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2151 | 3.00 | 7 | -1.31 | 35 | -45.85 | |
| | Merrigan, Daley | | | 1917 | CAN | 0.50 | 1 | -0.29 | 35 | -10.15 | | | Zhao, Harry | | | 1950 | CAN | 1.00 | 1 | 0.24 | 35 | 8.40 | | | Ravuri, Vinesh | | | 2192 | USA | 1.00 | 1 | 0.56 | 35 | 19.60 | | | Li, William | | | 2139 | CAN | 0.00 | 1 | -0.52 | 35 | -18.20 | | | Quiroga Jaquez, Angel Ivn | | | 2051 | MEX | 0.00 | 1 | -0.64 | 35 | -22.40 | | | Wu, Rochelle | | wm | 2161 | USA | 0.00 | 1 | -0.49 | 35 | -17.15 | | | Rama, Tejas | | | 2022 | USA | 0.50 | 1 | -0.17 | 35 | -5.95 | |
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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