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Individual Calculations September 2011 |
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| Karas, Nicholas Total change: -61.65 | |   |
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| 2011 North American Youth Championship - U18 Open | Tarrytown, New York | USA | 2011-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 2142 | 2.50 | 6 | -0.91 | 15 | -13.65 | |
|  Wang, Jesse B | | | 2007 | CAN | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Vilenchuk, Michael | | | 2186 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Fikiet, Alex M | | | 2233 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Miller, Jake S | | | 2042 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Kats, Alena | | | 2092 | USA | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Benitez Lozano, Javier | | | 1995 | MEX | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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) | | | | 39th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2142 | 3.50 | 5 | 0.05 | 15 | 0.75 | |
| | Fu, James | | | 2051 | CAN | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Del Castillo, William | | | 2194 | ECU | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Iyengar, Udit | | | 1887 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Koren, Eyal | | | 1962 | ISR | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Beilin, Allan | | | 1845 | USA | 1.00 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | 112th Annual US Open | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2142 | 1.00 | 4 | -0.88 | 15 | -13.20 | |
| | Muradian, Sevan A | | | 1891 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Perez, Robert | | | 2210 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Rodriguez, Eric O | f | | 2320 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Gu, Christopher | | | 2222 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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) | | | | 2011 Denker Tournament of High School Champions | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2142 | 0.50 | 3 | -0.87 | 15 | -13.05 | |
| | Vilenchuk, Michael | | | 2183 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Wang, Andrew C | | | 2158 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Ding, Jialin | | | 2178 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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) | | | | 3rd Annual Central California Open | Fresno, California | USA | 2011-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 2142 | 0.50 | 3 | -1.50 | 15 | -22.50 | |
| | Manvelyan, Hovik | | | 1979 | USA | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Daud, Hary | | | 2163 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Panchanatham, Vignesh | | | 1887 | USA | 0.00 | 1 | -0.81 | 15 | -12.15 | |
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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