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Individual Calculations February 2020 |
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| Chen, Ryo Wenyu Total change: 75.04 | |   |
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| 29th Annual North American Open | Las Vegas, Nevada | USA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2132 | 1978 | 3.50 | 9 | 0.67 | 28 | 18.76 | |
|  Liang, Jason | f | | 2296 | USA | 0.00 | 1 | -0.13 | 28 | -3.64 | |  Aoshima, Mirai | f | | 2361 | JPN | 0.00 | 1 | -0.09 | 28 | -2.52 | | | Blanco, Fernandez | m | | 2292 | MEX | 1.00 | 1 | 0.86 | 28 | 24.08 | | | Nassif, Aba | | | 2092 | USA | 0.50 | 1 | 0.16 | 28 | 4.48 | | | Krishnakumar, Sriram | c | | 2079 | USA | 0.50 | 1 | 0.14 | 28 | 3.92 | | | Velazquez, Kevin | | | 1713 | USA | 1.00 | 1 | 0.18 | 28 | 5.04 | | | Findlay, Ian | f | | 2201 | CAN | 0.50 | 1 | 0.28 | 28 | 7.84 | | | Xu, Arthur | c | | 2052 | USA | 0.00 | 1 | -0.40 | 28 | -11.20 | | | Polavaram, Rithik Sai | | | 2100 | USA | 0.00 | 1 | -0.33 | 28 | -9.24 | |
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 Charlotte Open | Charlotte, North Carolina | USA | 2020-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2237 | 1998 | 4.00 | 9 | 2.10 | 28 | 58.80 | |
| | Talukdar, Rohan | f | | 2343 | CAN | 0.00 | 1 | -0.11 | 28 | -3.08 | | | Park, Evan | | | 2200 | USA | 0.00 | 1 | -0.24 | 28 | -6.72 | | | Copeland, Samuel | | | 2128 | USA | 1.00 | 1 | 0.68 | 28 | 19.04 | | | Somalwar, Anaiy | | | 2146 | USA | 1.00 | 1 | 0.70 | 28 | 19.60 | | | Petesch, Gabriel | f | | 2302 | USA | 0.00 | 1 | -0.14 | 28 | -3.92 | | | Narayanan, Samrug | c | | 2185 | USA | 1.00 | 1 | 0.74 | 28 | 20.72 | | | Paul, Justin | f | | 2249 | USA | 0.00 | 1 | -0.19 | 28 | -5.32 | | | Tokhirjonova, Gulrukhbegim | | wg | 2398 * | UZB | 0.00 | 1 | -0.08 | 28 | -2.24 | | | Harazinska, Ewa | | wm | 2178 | POL | 1.00 | 1 | 0.74 | 28 | 20.72 | | | * 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) | | | | DFW Open 2020 | Richardson, Texas | USA | 2020-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1998 | 4.00 | 7 | -0.09 | 28 | -2.52 | |
| | Zhang, Andrew H | | | 1598 * | USA | 1.00 | 1 | 0.08 | 28 | 2.24 | | | Rajaram, Rudransh | | | 1651 | USA | 1.00 | 1 | 0.11 | 28 | 3.08 | | | Ruiz C, Joshua D | g | | 2398 * | COL | 0.00 | 1 | -0.08 | 28 | -2.24 | | | Chathapuram, Shashvat | | | 1598 * | USA | 1.00 | 1 | 0.08 | 28 | 2.24 | | | Easton, Jack | | | 2165 | USA | 0.00 | 1 | -0.28 | 28 | -7.84 | | | Ghuman, Anant | | | 1598 * | USA | 1.00 | 1 | 0.08 | 28 | 2.24 | | | Hevia Alejano, Carlos Antonio | g | | 2398 * | CUB | 0.00 | 1 | -0.08 | 28 | -2.24 | | | * 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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