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Individual Calculations March 2012 |
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| Sevian, Samuel Total change: 37.50 | |   |
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| 2012 Northern California International | Fremont, California | USA | 2012-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2372 | 2185 | 4.50 | 9 | 2.12 | 15 | 31.80 | |
|  Remlinger, Larry | m | | 2402 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | |  Young, Angelo | m | | 2325 | PHI | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Liou, Yian | | | 2283 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Kavutskiy, Konstantin | f | | 2315 | USA | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Shivaji, Shivkumar | f | | 2295 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Macieja, Bartlomiej | g | | 2585 * | POL | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Bryant, John | f | | 2401 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | | | De Guzman, Ricardo | m | | 2393 | PHI | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Ishkhanov, Tigran | | | 2350 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | * 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) | | | | 3rd Annual Golden State Open | Concord, California | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2185 | 3.50 | 6 | -0.10 | 15 | -1.50 | |
| | Zhu, Jack Qijie | | | 1996 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Pupols, Viktors | | | 2154 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Bryant, John Daniel | f | | 2401 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Liu, Daniel | | | 2049 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Chan, Julian M | | | 2108 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Richter, Paul | | | 1948 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | 29th Annual US Amateur Team Championship West | Santa Clara, California | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2185 | 2.00 | 3 | 0.48 | 15 | 7.20 | |
| | Zhu, Jack Qijie | | | 1996 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Dean, Jim H | f | | 2278 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Lee, Andy C | f | | 2256 | USA | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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) | | |
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