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Individual Calculations January 2012 |
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| Song, Edward Total change: 36.00 | |   |
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| First Annual Fall International Chess Festival | Dearborn, Michigan | USA | 2011-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 1920 | 1.50 | 4 | 0.77 | 30 | 23.10 | |
|  Hartman, Brian M | m | | 2320 * | CAN | 0.50 | 1 | 0.42 | 30 | 12.60 | |  Cohen, Lawrence S | | | 1999 | USA | 1.00 | 1 | 0.61 | 30 | 18.30 | | | Stamnov, Aleksanda | f | | 2180 | MKD | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Sarkar, Justin | m | | 2320 * | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * 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) | | | | 2011 Motor City Open | Auburn Hills, Michigan | USA | 2011-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 1946 | 2.00 | 4 | 0.43 | 30 | 12.90 | |
| | Shetty, Atulya | | | 2116 | USA | 1.00 | 1 | 0.72 | 30 | 21.60 | | | Peng, Jackie | | wc | 1922 | CAN | 1.00 | 1 | 0.47 | 30 | 14.10 | | | Bora, Safal | | | 2056 | USA | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Larson, Eric | | | 2008 | USA | 0.00 | 1 | -0.41 | 30 | -12.30 | |
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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