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Individual Calculations June 2013 |
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| Altman, Joshua Total change: -12.15 | |   |
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| 4NCL 2012-13 | Various | ENG | 2012-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1613 | 0.00 | 5 | -0.59 | 15 | -8.85 | |
|  Bourne, Johnathan D | | | 2013 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Feavyour, John A | | | 2013 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Homolka, Vincent O | | | 1807 | ENG | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Nwachukwu, Chino | | | 1974 | NGR | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Harnett, Robert J | | | 2013 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | 7th Annual Philadelphia Open - Under 2200 Section | Philadelphia, Pennsylvania | USA | 2013-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1613 | 0.50 | 4 | -0.22 | 15 | -3.30 | |
| | Virkud, Apurva | | | 1888 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Tanenbaum, Zachary Chen | | | 1926 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Ding, Kimberly | | wf | 1956 | USA | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Gorti, Akshita | | wc | 1767 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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