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Individual Calculations March 2012 |
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| Richman, Jonathan Total change: 39.45 | |   |
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| 38th Annual Eastern Open | Washington DC | USA | 2011-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2014 | 3.50 | 7 | 2.34 | 15 | 35.10 | |
|  Markzon, Gregory | f | | 2245 | USA | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Kaufman, Lawrence | g | | 2400 | USA | 0.50 | 1 | 0.41 | 15 | 6.15 | |  Adu, Oladapo Oluto | m | | 2237 | NGR | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Enkhbat, Tegshsure | m | | 2392 | USA | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Panchanathan, Magesh | g | | 2414 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Castaneda, Nelson | f | | 2245 | USA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Barnakov, Yuri A | | | 2201 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | * 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) | | | | 44th Annual Liberty Bell Open - Open Section | Philadelphia, Pennsylvania | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2006 | 2.50 | 6 | 0.29 | 15 | 4.35 | |
| | Schoch, Ian D | | | 2175 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Colas, Joshua | | | 2052 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Katz, Alexander R | | | 2165 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Ryba, Andrew | | | 2174 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Rubenfeld, David I | | | 2023 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Slomski, Matt | | | 2052 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | |
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) | | |
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