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Individual Calculations March 2010 |
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| Pupols, Viktors Total change: -13.05 | |   |
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| NorCal Open 2010 | Santa Clara, California | USA | 2010-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2302 | 2210 | 1.00 | 2 | 0.25 | 15 | 3.75 | |
|  Zierk, Steven C | f | | 2359 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Zildzic, Kenan | f | | 2244 | BIH | 0.50 | 1 | 0.05 | 15 | 0.75 | |
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) | | | | Washington State Championship | Seattle, Washington | USA | 2010-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2210 | 3.00 | 9 | -1.12 | 15 | -16.80 | |
| | Sinanan, Joshua C | | | 2250 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Collyer, Curt D | | | 2313 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Hadzic, Huso | | | 2229 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Greninger, Harley | | | 2237 | USA | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Chen, Howard J | | | 2198 | USA | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Perez, Ignacio | f | | 2248 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Schill, William J | f | | 2229 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Omori, Michael | | | 2248 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Bragg, David R | f | | 2213 | USA | 1.00 | 1 | 0.50 | 15 | 7.50 | |
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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