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Individual Calculations August 2012 |
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| Colas, Joshua Total change: 19.50 | |   |
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| 40th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2391 | 2126 | 2.50 | 7 | 1.16 | 15 | 17.40 | |
|  Molner, Mackenzie | m | | 2479 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Jayakumar, Adarsh | | | 2300 | USA | 1.00 | 1 | 0.73 | 15 | 10.95 | |  Sachdev, Tania | m | wg | 2394 | IND | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Gorman, Dov | f | | 2276 | USA | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Mitkov, Nikola | g | | 2526 * | MKD | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kekelidze, Mikheil | g | | 2494 | GEO | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Harmon-Vellotti, Luke | | | 2265 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | * 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 US Cadet | Rockville, Maryland | USA | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2126 | 2.50 | 7 | 0.14 | 15 | 2.10 | |
| | Black Jr, James A | | | 2232 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Hua, David | | | 2216 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Williams, Justus D | | | 2216 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Wu, Christopher | | | 2182 | USA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Gu, Christopher | | | 2225 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Ostrovskiy, Aleksandr | f | | 2351 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Bodek, Michael H | f | | 2325 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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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