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Individual Calculations February 2020 |
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| Cezila Jr, Rubens Total change: 60.20 | |   |
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| 2020 Charlotte Open | Charlotte, North Carolina | USA | 2020-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2324 | 2239 | 4.00 | 6 | 1.69 | 20 | 33.80 | |
|  Ngo, Bach | | | 2027 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Song, Edward | m | | 2411 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Vigorito, David | m | | 2368 | USA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Sarkar, Justin | m | | 2385 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Guo, Arthur | m | | 2301 | USA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Yoo, Christopher | m | | 2449 | USA | 1.00 | 1 | 0.77 | 20 | 15.40 | |
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) | | | | 2020 Keres Memorial FIDE - Championship | Los Angeles, California | USA | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 2239 | 3.00 | 3 | 0.37 | 20 | 7.40 | |
| | Petrosyan, Alexander | | | 1839 * | ARM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tolentino, Karl | | | 1981 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Zeng, Elbert | | | 1890 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * 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) | | | | 52nd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2239 | 5.00 | 7 | 0.95 | 20 | 19.00 | |
| | Price, Alan Curtis | | | 1991 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Colding, Ernest | | | 2063 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Shabalov, Alexander | g | | 2511 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Thomforde-Toates, Noah Henry | | | 2084 | USA | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Dehmelt, Karl | f | | 2239 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Samadashvili, Martha | | wf | 2202 | USA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Tian, Eddy | | | 2181 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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