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Individual Calculations March 2012 |
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| Iyengar, Udit Total change: 12.00 | |   |
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| 21st Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2011-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 1995 | 2.50 | 5 | 0.43 | 15 | 6.45 | |
|  Plesco, Serghei | | | 2011 | MDA | 0.50 | 1 | 0.02 | 15 | 0.30 | |  Ozdemir, Timur | | | 2100 | TUR | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Pan, Shitianyu | | | 2117 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Studen, Damir | | | 2248 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Lazarus, Barry J | | | 1833 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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 Northern California International | Fremont, California | USA | 2012-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 1991 | 2.00 | 7 | 0.07 | 15 | 1.05 | |
| | Kavutskiy, Konstantin | f | | 2315 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Jayakumar, Adarsh | | | 2197 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Gurevich, Daniel | | | 2192 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Haessel, Dale | f | | 2190 | CAN | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Studen, Damir | | | 2248 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Viswanadha, Kesav | | | 1987 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Gaffagan, Steven | | | 2071 | USA | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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) | | | | 16th Metropolitan Chess FIDE Qualifier | Los Angeles, California | USA | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 1991 | 2.00 | 4 | 0.33 | 15 | 4.95 | |
| | Pena, Pablo | | | 2081 | USA | 1.00 | 1 | 0.62 | 15 | 9.30 | | | King, Alexander B | | | 2081 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Hough, Randall D | | | 1977 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Xia, Yusheng | | | 2070 | 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) | | | | 29th Annual US Amateur Team Championship West | Santa Clara, California | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1991 | 1.00 | 2 | -0.03 | 15 | -0.45 | |
| | Banik, Siddharth G | | | 1971 | USA | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Seitzer, Phillip | | | 1993 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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