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Individual Calculations July 2009 |
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| Smith, Garrett L Total change: 2.25 | |   |
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| 47th Cincinnati Open | Cincinnati, Ohio | USA | 2009-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2131 | 2.00 | 3 | 0.46 | 15 | 6.90 | |
|  Varadaraj, Srikar | | | 2080 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Bixel, Carl | | | 2223 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Markovits, Alex | | | 2062 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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) | | | | 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2216 | 2119 | 2.00 | 5 | 0.16 | 15 | 2.40 | |
| | Dean, Jim H | f | | 2232 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Karklins, Andrew | f | | 2232 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Iwu, Okechukwu N | | | 2198 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Rowley Ii, Robert | f | | 2234 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Wright, William B | | | 2186 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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) | | | | 51st Gem City Open | Dayton, Ohio | USA | 2009-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 2119 | 0.00 | 1 | -0.47 | 15 | -7.05 | |
| | Patchell, Erik | | | 2140 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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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