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Individual Calculations May 2019 |
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| Zhou, Jianchao Total change: -14.50 | |   |
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| 2019 Lone Star Open | Houston, Texas | USA | 2019-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2615 | 4.00 | 5 | -0.18 | 10 | -1.80 | |
|  Kumarappan, Ganesh | | | 2215 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Huang, Max | | | 2215 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Vivekananthan, Anish | | | 2215 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Liu, Bovey | | | 2270 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Mista, Aleksander | g | | 2592 | POL | 0.50 | 1 | -0.03 | 10 | -0.30 | | | * 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) | | | | 28th Annual Eastern Class Championship | Sturbridge, Massachusetts | USA | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2623 | 2.00 | 3 | -0.76 | 10 | -7.60 | |
| | Hu, Merric | | | 2223 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Chen, Maxwell D | | | 2223 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Song, Alan | | | 2223 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | * 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 Westford April Open | Westford, Massachusetts | USA | 2019-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2368 | 2623 | 3.50 | 4 | 0.37 | 10 | 3.70 | |
| | Liang, Dustin | | | 2223 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Carter, David E | | | 2223 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Corrales Jimenez, Fidel | g | | 2563 | USA | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Ivanov, Alexander | g | | 2464 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | * 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) | | | | 13th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2019-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2332 | 2623 | 5.00 | 7 | -0.88 | 10 | -8.80 | |
| | Paul, Justin | f | | 2223 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Brodsky, David | m | | 2417 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Sinha, Sahil | f | | 2265 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Kambrath, Yannick | m | | 2335 | FRA | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Wang, Kevin | m | | 2416 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Vigorito, David | m | | 2330 | USA | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Ippolito, Dean | m | | 2339 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | * 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) | | |
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