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Individual Calculations March 2012 |
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| Chow, Colin Total change: 11.70 | |   |
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| 2011/12 New Year Open | Santa Clara, California | USA | 2011-12-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 2015 | 1.00 | 2 | -0.44 | 30 | -13.20 | |
|  Wheeler, Cameron | | | 2002 | USA | 0.00 | 1 | -0.52 | 30 | -15.60 | | | Ganesh, Vikram | | | 1615 * | USA | 1.00 | 1 | 0.08 | 30 | 2.40 | | | * 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 |
| 1974 | 2015 | 2.00 | 3 | 0.35 | 30 | 10.50 | |
|  Chan, Julian M | | | 2108 | USA | 0.00 | 1 | -0.37 | 30 | -11.10 | | | Newey, Richard H | | | 1823 | USA | 1.00 | 1 | 0.25 | 30 | 7.50 | | | Rand, Mark R | | | 1991 | USA | 1.00 | 1 | 0.47 | 30 | 14.10 | |
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 |
| 2205 | 2015 | 1.00 | 2 | 0.48 | 30 | 14.40 | |
| | Shivaji, Shivkumar | f | | 2295 | USA | 0.50 | 1 | 0.34 | 30 | 10.20 | | | Splane, Mike | | | 2114 | USA | 0.50 | 1 | 0.14 | 30 | 4.20 | |
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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