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Individual Calculations July 2021 |
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| Zagar, Dane Bruno Total change: -20.40 | |   |
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| 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1843 | 2.00 | 4 | -1.21 | 20 | -24.20 | |
|  Zhou, Ruoyu | | | 1443 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Rajaram, Rohan | | | 1530 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Guha, Rohit | | | 1641 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Nathan, Nitish Sg | c | | 1720 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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) | | | | Castle FIDE Premiere - Premiere June 2021 | Bloomington, Minnesota | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1843 | 1.00 | 1 | 0.19 | 20 | 3.80 | |
| | Olofinboba, Tunde | | | 1588 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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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