|
Individual Calculations September 2021 |
|
|
|
| Goldstein, Arav Micah Total change: -31.60 | |   |
|
| 2021 North American Youth Chess Championships - Open Under 12 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1680 | 1.50 | 4 | -0.79 | 40 | -31.60 | |
|  Oi, Ryotaro | | | 1493 | MEX | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Luo, Will | | | 1443 | USA | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Liu, Eric Chang | | | 2014 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Hiwale, Ronak | | | 1583 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | |
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) | | |
|
