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Individual Calculations October 2008 |
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| Esserman, Marc R Total change: 53.70 | |   |
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| Miami FIDE Tournament May 2008 | Miami, Florida | USA | 2008-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2294 | 0.50 | 1 | -0.06 | 15 | -0.90 | |
|  Rodriguez, Eric | | | 2250 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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) | | | | 36th Annual World Open (Open Section) | Philadelphia, Pennsylvania | USA | 2008-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2326 | 2294 | 3.50 | 9 | -0.59 | 15 | -8.85 | |
|  Ftacnik, Lubomir | g | | 2542 | SVK | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Acon, Jennifer C | | | 1944 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Perelshteyn, Eugene | g | | 2552 | USA | 1.00 | 1 | 0.82 | 15 | 12.30 | | | Gonzalez, Renier | m | | 2507 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Ludwig, Daniel | | | 2357 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Mohota, Nisha | | wg | 2400 | IND | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Dejmek, Mark W | | | 2152 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Battaglini, Gabriel | | | 2356 | FRA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Akopian, Robert | | | 2121 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | Continental Open | Sturbridge, MA | USA | 2008-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2359 | 2294 | 3.50 | 5 | 1.45 | 15 | 21.75 | |
| | Ivanov, Alexander | g | | 2567 | USA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Dickson, James O | | | 1944 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Mac, Intyre Paul | f | | 2290 | USA | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Stripunsky, Alexander | g | | 2553 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Lenderman, Alex | m | | 2440 | USA | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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) | | | | New England Masters | Pawtucket, Rhode Island | USA | 2008-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2357 | 2294 | 4.00 | 9 | 0.20 | 15 | 3.00 | |
| | Kritz, Leonid | g | | 2610 | GER | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Vovsha, Eli | m | | 2461 | ISR | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Hungaski, Robert | m | | 2407 | USA | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Stopa, Jacek | m | | 2440 | POL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Kazmaier, Daniel | | | 2134 | CAN | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Thavandiran, Shiyam | f | | 2288 | CAN | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Kleiman, Jake | f | | 2353 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Liu, Elliott | f | | 2250 | USA | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Hansen, Eric | | | 2267 | CAN | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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) | | | | Blackstone Chess Festival Open | Pawtucket, Rhode Island | USA | 2008-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2294 | 0.50 | 2 | -0.56 | 15 | -8.40 | |
| | Erenburg, Sergey | g | | 2563 | ISR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Dickson, James O | | | 1944 | USA | 0.50 | 1 | -0.39 | 15 | -5.85 | |
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) | | | | The Miami Chess Open | Miami, Florida | USA | 2008-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2458 | 2294 | 5.50 | 8 | 3.14 | 15 | 47.10 | |
| | Kaminski, Victor | | | 2212 | CAN | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Sarkar, Justin | m | | 2415 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Ehlvest, Jaan | g | | 2603 | USA | 1.00 | 1 | 0.86 | 15 | 12.90 | | | Mikhalevski, Victor | g | | 2592 | ISR | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Robson, Ray S | m | | 2441 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Bartholomew, John | m | | 2440 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Gonzalez, Renier | m | | 2507 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Aldama, Dionisio | m | | 2455 | MEX | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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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