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Individual Calculations September 2009 |
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| Naroditsky, Daniel Total change: -17.10 | |   |
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| 3rd Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2335 | 4.00 | 8 | -0.57 | 15 | -8.55 | |
|  Bellaiche, Anthony | m | | 2450 | FRA | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Qin, Ziyi | | | 2145 | CAN | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Tuhrim, Richard J | | | 2022 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Ippolito, Dean J | m | | 2443 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Bradford, Joseph M | m | | 2419 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Hansen, Eric | f | | 2398 | CAN | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Ng, Gary K | | | 2085 | CAN | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Studen, Damir | | | 2208 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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) | | | | 37th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2280 | 2335 | 4.50 | 9 | -0.61 | 15 | -9.15 | |
| | Hess, Robert L | m | | 2485 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Kudrin, Sergey | g | | 2563 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Korley, Kassa | | | 2120 | USA | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Greanias, Steven D | | | 2149 | USA | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Beckman, Thomas J | | | 2058 | USA | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Reichstein, Boris | f | | 2152 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Rensch, Daniel M | f | | 2400 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Francisco, Richard | | | 2213 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Enkhbat, Tegshsuren | m | | 2377 | 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) | | | | 3e Leiden Chess Tournament | Leiden | NED | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2356 | 5.50 | 9 | 0.04 | 15 | 0.60 | |
| | De Swart, Sipke | | | 1979 | NED | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Van Halderen, Herman | | | 2133 | NED | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Van Overdam, Julian | | | 2042 | NED | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Schroer, Marcel | | | 2128 | NED | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Vovk, Yuri | g | | 2567 | UKR | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Shyam, Sundar M. | m | | 2415 | IND | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Sanikidze, Tornike | g | | 2559 | GEO | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Harini, S. | | | 1986 | IND | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Adhiban, B. | m | | 2481 | IND | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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