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Individual Calculations July 2011 |
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| Chiang, Jonathan Total change: -10.80 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 1793 | 1.00 | 7 | -0.18 | 15 | -2.70 | |
|  Smith, Garrett | | | 2094 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |  Zin, Aung Thant | f | | 2193 * | MYA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Hoover, Nathan E | | | 2153 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Mattson, Dane M | | | 2101 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Shetty, Atulya A | | | 2122 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Bayar, Anu | | | 1939 | MGL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Morrow, Hans M | | | 1953 | USA | 1.00 | 1 | 0.71 | 15 | 10.65 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2011 National Open - U2200 Section | Las Vegas, Nevada | USA | 2011-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 1793 | 0.00 | 3 | -0.54 | 15 | -8.10 | |
| | Marmont, Benjamin | | | 2136 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Xia, Yusheng | | | 2088 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Mayers, Dan E | | | 1964 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | |
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