|
Individual Calculations October 2021 |
|
|
|
| Boyd, Tom Total change: 10.40 | |   |
|
| 2021 IM John Grefe Marathon | Berkeley, California | USA | 2021-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1429 | 2.00 | 5 | 0.26 | 40 | 10.40 | |
|  Busch, Jonah | | | 1829 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Lesquillier, Walter | | | 1625 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Nagel, Ralph | | | 1402 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Glasscoe, Alan | | | 1475 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Morgan, Jerry | | | 1480 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | * 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) | | |
|
