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Individual Calculations March 2012 |
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| Abraham, Renjish Total change: -5.70 | |   |
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| 2012 Winter Tuesday Night Marathon | San Francisco, California | USA | 2012-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 1880 | 0.00 | 1 | -0.17 | 30 | -5.10 | |
|  Rumph, Todd | | | 2152 | USA | 0.00 | 1 | -0.17 | 30 | -5.10 | |
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 |
| 2070 | 1880 | 0.50 | 2 | -0.02 | 30 | -0.60 | |
|  Borgen, Richard L | | | 2125 | USA | 0.50 | 1 | 0.30 | 30 | 9.00 | | | Santanna, Paulo | | | 2015 | USA | 0.00 | 1 | -0.32 | 30 | -9.60 | |
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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