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Individual Calculations July 2009 |
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| Zepeda, Sonia Total change: 9.90 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2126 | 4.50 | 9 | 1.25 | 15 | 18.75 | |
|  Mandizha, Farai | f | | 2313 | ZIM | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Yanayt, Eugene | f | | 2207 | USA | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Macintyre, Paul | f | | 2290 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Weeramantry, Sunil | f | | 2231 | SRI | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Karklins, Andrew | f | | 2232 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Parry, Matt J | | | 2229 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Hilton, Jonathan L | | | 2220 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Rosenberg, Evan S | | | 2155 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Kis, Lorand B | | | 2189 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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) | | | | 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2126 | 2.00 | 6 | -0.59 | 15 | -8.85 | |
| | Anderson, Renard W | f | | 2192 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Moon, Ryan J | | | 2228 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Hoover, Nathan E | | | 2182 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Caveney, Geoffrey | | | 2119 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Magness, Trevor S | | | 2122 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Szpisjak, Steven J | | | 2213 | USA | 1.00 | 1 | 0.62 | 15 | 9.30 | |
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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