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Individual Calculations January 2010 |
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| Shen, Arthur Total change: 1.80 | |   |
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| World Youth Chess Championship-u12 | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 2057 | 7.00 | 11 | 0.15 | 25 | 3.75 | |
|  Jumanov, Elbek | | | 1693 | UZB | 1.00 | 1 | 0.10 | 25 | 2.50 | |  Brauner, Jonathan | | | 1913 | DEN | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Chiari, Arthur Gontijo | f | | 1895 | BRA | 0.00 | 1 | -0.71 | 25 | -17.75 | | | Sheykhhasani, Bardia | | | 1861 | IRI | 0.00 | 1 | -0.75 | 25 | -18.75 | | | Abe, Mahiro | | | 1830 | JPN | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Urbanc, Peter | | | 1925 | SLO | 1.00 | 1 | 0.32 | 25 | 8.00 | | | Samusenko, Maksim | | | 1967 | RUS | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Bellahcene, Bilel | | | 2010 | FRA | 1.00 | 1 | 0.43 | 25 | 10.75 | | | Cheng, Bobby | | | 2202 | AUS | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Ali Marandi, Cemil Can | f | | 2003 | TUR | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Girish, A. Koushik | f | | 2246 | IND | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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) | | | NOTE: K factor changed | | 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2057 | 1.00 | 3 | -0.13 | 15 | -1.95 | |
| | Freix, Andrew J | | | 1972 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Melekhina, Alisa | | wm | 2269 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Williams, Chris | | | 2226 | USA | 0.00 | 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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