|
Individual Calculations April 2019 |
|
|
|
| Van Der Westhuizen, Donald Total change: 42.40 | |   |
|
| South African Junior Closed Chess Championships 2019 (u18 Open) | Benoni | RSA | 2019-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1582 | 4.50 | 9 | 1.06 | 40 | 42.40 | |
|  Fibiger, Jethro Nathanael | | | 1486 | RSA | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Nyathi, Musa | | | 1535 | RSA | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Blomeyer, Chad | | | 1625 | RSA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Marais, Nina | | wc | 1712 | RSA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Mazibuko, Khanya | c | | 1946 | RSA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Felix, Devon | | | 1627 | RSA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Khumalo, Keith | | | 1982 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Du Plessis, Jan | | | 1406 | RSA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Samuels, Ethan | | | 1900 | RSA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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) | | |
|
