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Individual Calculations September 2010 |
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| Yang, Darwin Total change: 6.15 | |   |
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| 4th Annual Philadelphia International | King of Prussia, Pennsylvania | USA | 2010-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2418 | 2393 | 2.00 | 5 | -0.27 | 15 | -4.05 | |
|  Kidambi, Sundarajam | g | | 2520 | IND | 0.50 | 1 | 0.17 | 15 | 2.55 | |  Panchanathan, Magesh | g | | 2549 | IND | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Paragua, Mark C | g | | 2497 | PHI | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Simutowe, Amon S | g | | 2452 | ZAM | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Mateer, Amanda Rae | | | 2072 | USA | 0.00 | 1 | -0.87 | 15 | -13.05 | |
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) | | | | 2010 US Junior Championship | St. Louis, Missouri | USA | 2010-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2370 | 2396 | 5.50 | 9 | 0.68 | 15 | 10.20 | |
| | Zierk, Steven C | f | | 2385 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Holt, Conrad | f | | 2402 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Zhao, Parker B | | | 2267 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Harper, Warren T | f | | 2304 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Bryant, John Daniel | f | | 2403 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Shankland, Samuel | m | | 2513 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Hughes, Tyler B | | | 2312 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Robson, Ray | g | | 2562 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Rosen, Eric S | | | 2179 | USA | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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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