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Individual Calculations January 2010 |
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| Aaron, Deepak Total change: 4.35 | |   |
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| North America Youth Chess Championships Under 16 | Mazatlan, Sinaloa | MEX | 2009-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 2135 | 3.00 | 4 | 0.15 | 15 | 2.25 | |
|  Diaz Rosas, Julio Cesar | | | 2035 | MEX | 1.00 | 1 | 0.36 | 15 | 5.40 | |  Navarrete Garcia, Alan | c | | 1964 | MEX | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Benitez Lozano, Javier | | | 1928 | MEX | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Mendoza Velazquez, Lorena | | wm | 1973 | MEX | 0.50 | 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) | | | | 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2310 | 2142 | 1.00 | 3 | 0.14 | 15 | 2.10 | |
| | Ravichandran, Siddharth | | | 2422 | IND | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Mandizha, Farai | f | | 2318 | ZIM | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Finn, Sean N | | | 2189 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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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