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Individual Calculations September 2010 |
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| Chiang, Michael Total change: 26.55 | |   |
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| 38th Annual World Open - U2400 Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 1970 | 1.50 | 6 | -0.68 | 15 | -10.20 | |
|  Ramer, Scott Leo | | | 2223 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Terrie, Henry L | | | 2059 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Chiang, Jonathan | | | 1670 | USA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Vazquez, Raul | | | 2218 | PUR | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Murthy, Pappu | | | 2085 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Iwu, Okechukwu A | | | 2184 | USA | 0.00 | 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) | | | | 111th Annual US Open - Jerry Hanken Memorial | Irvine, California | USA | 2010-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 1968 | 0.50 | 2 | -0.12 | 15 | -1.80 | |
| | Bryant, John Daniel | f | | 2368 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Sobel, Simone | | | 1942 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | * 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) | | | | 40th Annual Continental Open | Sturbridge, Massachusetts | USA | 2010-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2260 | 1968 | 3.00 | 5 | 2.18 | 15 | 32.70 | |
| | Markzon, Gregory | f | | 2215 | USA | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Kis, Lorand Bela | | | 2124 | USA | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Kekelidze, Mikheil | g | | 2368 * | GEO | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Theil, Carey Miles | | | 2227 | USA | 1.00 | 1 | 0.82 | 15 | 12.30 | | | Charbonneau, Pascal | g | | 2368 * | CAN | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | 2010 NA Youth Ch U16 Open | Montreal, Quebec | CAN | 2010-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2209 | 1968 | 1.00 | 3 | 0.39 | 15 | 5.85 | |
| | Sapozhnikov, Roman | | | 2248 | CAN | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Fikiet, Alex | | | 2223 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Kraiouchkine, Nikita | | | 2155 | CAN | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | |
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