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Individual Calculations December 2012 |
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| Defibaugh, Jared E Total change: 20.85 | |   |
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| 43rd Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2012-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2334 | 2270 | 4.00 | 6 | 1.39 | 15 | 20.85 | |
|  Panico, Nick F | | | 2016 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Lenderman, Aleksandr | g | | 2614 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Helfst, Matt D | | | 1950 | USA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Kacheishvili, Gior | g | | 2607 | GEO | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Shen, Arthur | f | | 2237 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Shabalov, Alexander | g | | 2579 | USA | 0.50 | 1 | 0.36 | 15 | 5.40 | |
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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