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Individual Calculations October 2012 |
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| Yedidia, Jonathan Total change: -1.80 | |   |
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| 72nd New England Open | Leominster, Massachusetts | USA | 2012-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2391 | 3.50 | 5 | -0.36 | 10 | -3.60 | |
|  Times, Lawyer | | | 2086 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | |  Bryan, Jarod J | f | | 2194 | USA | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Xu, Grant Y | | | 2088 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Wang, Andrew C | | | 2167 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Kelleher, William | f | | 2312 | USA | 1.00 | 1 | 0.39 | 10 | 3.90 | |
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) | | | | 3rd Annual Hartford Open | Windsor Locks, Connecticut | USA | 2012-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2391 | 4.00 | 5 | 0.18 | 10 | 1.80 | |
| | Lucente, Mike | | | 2050 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Angeles Nunez, Alberto A | | | 2049 | DOM | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Ivanov, Alexander | g | | 2530 | USA | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Castaneda, Andres | | | 2122 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Shi, Jason | | | 1991 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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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