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Individual Calculations March 2012 |
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| Pupols, Viktors Total change: -1.20 | |   |
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| 3rd Annual Golden State Open | Concord, California | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2154 | 3.00 | 6 | 1.13 | 15 | 16.95 | |
|  Sevian, Samuel | | | 2185 | USA | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Chumachenko, Andre | f | | 2325 | RUS | 0.50 | 1 | 0.23 | 15 | 3.45 | |  Harmon-Vellotti, Luke | | | 2206 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Zilberstein, Dmitry | m | | 2407 | USA | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Liou, Yian | | | 2283 | USA | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Bryant, John Daniel | f | | 2401 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | |
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) | | | | 2012 Washington State Championship - Open | Seattle, Washington | USA | 2012-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2154 | 2.50 | 9 | -1.21 | 15 | -18.15 | |
| | Lapid Shafriri, G | | | 2175 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Sinanan, Joshua C | | | 2228 | USA | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Greninger, Harley | | | 2204 | USA | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Chen, Howard Jed | | | 2356 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Koons, Nat W | | | 2265 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Kelley, Dereque D | | | 2249 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Perez, Ignacio | f | | 2235 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Ummel, Igor | | | 2110 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Golub, David | | | 2157 | USA | 0.00 | 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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