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Individual Calculations March 2011 |
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| Ding, Jialin Total change: 49.15 | |   |
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| 37th Annual Eastern Open | Washington DC | USA | 2010-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2292 | 2069 | 4.00 | 6 | 2.47 | 25 | 61.75 | |
|  Kaufman, Lawrence | g | | 2410 | USA | 0.00 | 1 | -0.12 | 25 | -3.00 | |  McNamara, Tanner A | | | 2144 | USA | 1.00 | 1 | 0.60 | 25 | 15.00 | | | Collier, Philip M | | | 2007 | USA | 1.00 | 1 | 0.41 | 25 | 10.25 | | | Adu, Oladapo | m | | 2255 | NGR | 1.00 | 1 | 0.74 | 25 | 18.50 | | | Paragua, Mark C | g | | 2469 * | PHI | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Lenderman, Aleksandr | g | | 2469 * | USA | 0.50 | 1 | 0.42 | 25 | 10.50 | | | * 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) | | | | 43rd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 2093 | 1.50 | 4 | -0.66 | 25 | -16.50 | |
| | Cherniack, Alex | | | 2251 | USA | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Tom, George | | | 2017 | USA | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Harding, Andre E | | | 1978 | USA | 1.00 | 1 | 0.34 | 25 | 8.50 | | | Chiang, Michael | | | 2011 | USA | 0.00 | 1 | -0.61 | 25 | -15.25 | |
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) | | | NOTE: K factor changed | | 34th Cardinal Open | Columbus, Ohio | USA | 2011-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2093 | 1.00 | 2 | 0.26 | 15 | 3.90 | |
| | Aliyev, Timur | | | 2282 | ISR | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Whorton Jr, Les | | | 2102 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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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