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Individual Calculations September 2014 |
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| Altman, Joshua Total change: 4.80 | |   |
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| 3rd Annual Washington International - Section B | Rockville, Maryland | USA | 2014-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1699 | 1.50 | 4 | 0.66 | 40 | 26.40 | |
|  Senft, Sean | | | 1917 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Sinha, Sahil | | | 1972 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Olufemi, George | | | 1939 | NGR | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Tang, Arthur | | | 1889 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | 46th Annual Atlantic Open | Washington DC | USA | 2014-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1699 | 0.00 | 4 | -0.54 | 40 | -21.60 | |
| | Bouzoukis, Charles | | | 2099 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fischer, Robert | | | 2082 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Mo, Jack | | | 2002 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kostovetsky, Daniel | | | 1907 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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) | | |
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