|
Individual Calculations September 2021 |
|
|
|
| Zhang, Ryan Total change: 0.00 | |   |
|
| 2021 North American Youth Chess Championships - Open Under 10 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1304 | 0 | 3.50 | 6 | 0.00 | 1324 | | 0.00 | |
|  Yang, Maxwell Z | | | 1275 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Xu, Alan | | | 1173 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Qian, Bobby | | | 1246 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Chavez Echeverria, Adan | | | 1123 | MEX | 0.50 | 1 | 0.00 | | 0.00 | | | Diaz Guerrero, Jesus Daniel | | | 1556 | MEX | 0.00 | 1 | 0.00 | | 0.00 | | | Martinez, Flores Matias | | | 1453 | MEX | 1.00 | 1 | 0.00 | | 0.00 | |
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) | | |
|
