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Individual Calculations March 2012 |
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| Strenzwilk, Denis Total change: -13.80 | |   |
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| 38th Annual Eastern Open | Washington DC | USA | 2011-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 1981 | 1.00 | 5 | -0.78 | 15 | -11.70 | |
|  Kaufman, Lawrence | g | | 2381 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Markzon, Gregory | f | | 2245 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Moorthy, Srinivas | | | 1934 | USA | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Books, Lawrence J | | | 1961 | USA | 0.00 | 1 | -0.53 | 15 | -7.95 | | | McNamara, Tanner A | | | 2038 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | * 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) | | | | 2012 Chesapeake Open | Rockville, Maryland | USA | 2012-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1980 | 1.50 | 4 | -0.42 | 15 | -6.30 | |
| | Kaufman, Lawrence | g | | 2380 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Yagiz, Bora | | | 1908 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Chang, Jeffrey E | | | 1938 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Hoopengardner, Thomas | | | 1848 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | * 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 - U2300 Section | Philadelphia, Pennsylvania | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1980 | 3.00 | 5 | 0.49 | 15 | 7.35 | |
| | Robinson, Darrian | | | 1947 | USA | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Yagiz, Bora | | | 1908 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Hyatt, Doug | | | 2061 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Margiotta, Jason J | | | 1956 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Sakai, Hibiki | | | 2021 | JPN | 0.50 | 1 | 0.06 | 15 | 0.90 | |
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) | | | | 2012 Baltimore Open | Linthicum, Maryland | USA | 2012-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 1980 | 0.00 | 1 | -0.21 | 15 | -3.15 | |
| | Kahn, Aaron E | | | 2212 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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