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Individual Calculations July 2011 |
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| Schoch, Ian David Total change: 57.60 | |   |
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| 64th Maryland Open | Rockville, Maryland | USA | 2011-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2263 | 2069 | 2.00 | 4 | 0.86 | 15 | 12.90 | |
|  Karell, Leif | | | 2003 | USA | 1.00 | 1 | 0.41 | 15 | 6.15 | |  Kaufman, Lawrence | g | | 2413 | USA | 1.00 | 1 | 0.88 | 15 | 13.20 | | | Palatnik, Sam | g | | 2452 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Defibaugh, Jared | | | 2185 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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) | | | | 4th New York International | New York, New York | USA | 2011-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2070 | 5.00 | 9 | 2.98 | 15 | 44.70 | |
| | Bonin, Jay | m | | 2310 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Barrett, Steve | | | 2212 | ENG | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Cherniack, Alex | | | 2249 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Krause, Benjamin | | | 2204 | USA | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Piasetski, Leon D | m | | 2301 | CAN | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Barnett, Alex | | | 2269 | USA | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Ariel, Donny | f | | 2381 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Langer, Michael | f | | 2267 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Gerzhoy, Leonid | m | | 2470 * | CAN | 0.50 | 1 | 0.42 | 15 | 6.30 | | | * 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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