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Individual Calculations December 2023 |
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| Song, Ethan Total change: -4.56 | |   |
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| Fall 2023 CCC IM Norm Invitational - C | Charlotte, NC | USA | 2023-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2176 | 4.00 | 9 | 0.39 | 38 | 14.82 | |
|  Nandhakumar, Vaseegaran | c | | 2177 | USA | 0.00 | 1 | -0.50 | 38 | -19.00 | | | Vemparala, Nikash | c | | 2257 | USA | 0.00 | 1 | -0.39 | 38 | -14.82 | |  Kush, Bhagat | f | | 2209 | IND | 0.50 | 1 | 0.05 | 38 | 1.90 | | | Martin Del Campo, Roberto | m | | 2212 | MEX | 0.50 | 1 | 0.05 | 38 | 1.90 | | | Lima, Darcy | g | | 2405 | BRA | 1.00 | 1 | 0.79 | 38 | 30.02 | | | Guo, Ethan | c | | 2026 | USA | 0.50 | 1 | -0.20 | 38 | -7.60 | | | Wang, Isaac | f | | 2377 | USA | 0.50 | 1 | 0.26 | 38 | 9.88 | | | Fierro, Martha | m | wg | 2306 | ECU | 0.00 | 1 | -0.32 | 38 | -12.16 | | | Graif, William | f | | 2289 | CAN | 1.00 | 1 | 0.65 | 38 | 24.70 | |
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) | | | | 2023 US Masters | Charlotte, NC | USA | 2023-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2176 | 4.50 | 9 | -0.51 | 38 | -19.38 | |
| | Fernandez, Daniel Howard | g | | 2533 | ENG | 0.00 | 1 | -0.11 | 38 | -4.18 | | | Diao, Matthew | | | 1952 | USA | 0.50 | 1 | -0.28 | 38 | -10.64 | | | Altucher, James | | | 1830 | USA | 1.00 | 1 | 0.11 | 38 | 4.18 | | | Li, George | m | | 2388 | USA | 0.00 | 1 | -0.23 | 38 | -8.74 | | | Liu, Ethan | | | 1923 | USA | 0.50 | 1 | -0.31 | 38 | -11.78 | | | Krotov, Damian | | | 1776 * | FID | 0.50 | 1 | -0.42 | 38 | -15.96 | | | Jing, Andrew | | | 2002 | USA | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Pierrot, Facundo | m | | 2349 | ARG | 1.00 | 1 | 0.73 | 38 | 27.74 | | | Thavandiran, Shiyam | m | | 2348 | CAN | 0.00 | 1 | -0.27 | 38 | -10.26 | | | * 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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