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Individual Calculations November 2013 |
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| Li, Ruifeng Total change: 45.15 | |   |
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| 2013 US Class Championship | Houston, Texas | USA | 2013-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2236 | 2.50 | 4 | 0.40 | 15 | 6.00 | |
|  Gutman, Joshua | | | 2133 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | |  Sadorra, Julio C | g | | 2585 | PHI | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Acosta, Mariano A | | | 1975 | USA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Feinstein, Michael | f | | 2211 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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) | | | | 2nd Annual OCF Fall FIDE Open | Stillwater, Oklahoma | USA | 2013-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2246 | 4.50 | 5 | 0.47 | 15 | 7.05 | |
| | Zeng, Hongbiao | | | 1891 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Zhong, Howard | | | 2009 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Veal, Joe Dean | | | 1967 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Batsaikhan, Orgil | | | 2127 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Berry, Jim | | | 1965 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | 2013 Spice Cup Open | Clayton, Missouri | USA | 2013-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2380 | 2246 | 4.50 | 9 | 1.48 | 15 | 22.20 | |
| | Shabalov, Alexander | g | | 2520 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Chiang, Sarah | | wf | 2102 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Rodriguez, Eric | f | | 2307 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Gerzhoy, Leonid | m | | 2478 | CAN | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Rakhmanov, Aleksandr | g | | 2603 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Neimer, Vitaly | m | | 2378 | ISR | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Chandra, Akshat | m | | 2318 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Banawa, Joel | f | | 2367 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Xiong, Jeffrey | f | | 2345 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | 2013 Dallas Absolute | Richardson, Texas | USA | 2013-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2246 | 3.50 | 5 | 0.66 | 15 | 9.90 | |
| | Guenther, Travis | | | 1846 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Sadorra, Julio C | g | | 2590 | PHI | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Moon, Ryan J | | | 2149 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Chiang, Sarah | | wf | 2102 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Jayaraman, Arvind | f | | 2259 | IND | 0.50 | 1 | 0.02 | 15 | 0.30 | | | * 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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