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Individual Calculations July 2009 |
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| Rabin, Evan Z Total change: -7.35 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2264 | 2033 | 0.00 | 3 | -0.63 | 15 | -9.45 | |
|  Zenyuk, Iryna | c | wm | 2305 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Karklins, Andrew | f | | 2232 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Bady, Glenn | | | 2255 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | Caguas International | Caguas | PUR | 2009-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2033 | 1.00 | 4 | -0.23 | 15 | -3.45 | |
| | Santa Torres, Juan | m | | 2245 | PUR | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Sosa Trani, Luis | f | | 2133 | PUR | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Montalvo Rosario, Alejandro | m | | 2251 | PUR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Almedina Ortiz, Edgardo J | | | 2087 | PUR | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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) | | | | 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 2033 | 3.00 | 7 | 0.37 | 15 | 5.55 | |
| | Murthy, Pappu | | | 2095 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Aigner, Michael | | | 2243 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Caveney, Geoffrey | | | 2119 | USA | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Chow, Albert C | f | | 2203 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Simonse, Jimmy | | | 2111 | USA | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Ramer, Scott L | | | 2210 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Auger, Michael W | | | 1904 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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