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Individual Calculations July 2012 |
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| Chiang, Sarah Total change: 69.45 | |   |
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| 21st Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2012-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2033 | 4.50 | 9 | 2.59 | 15 | 38.85 | |
|  Burnett, Ronald | m | | 2360 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Plotkin, Victor | f | | 2243 | CAN | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Magness, Trevor S | | | 2163 | USA | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Rensch, Daniel M | m | | 2396 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Dougherty, Michael | f | | 2195 | CAN | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Melekhina, Alisa | f | wm | 2242 | USA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Arjun, Vishnuvardh | m | | 2296 | IND | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Denton, Bradley J | | | 2267 | USA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Stoumbos, Konstantinos | | | 2249 | GRE | 1.00 | 1 | 0.78 | 15 | 11.70 | |
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) | | | | 2012 DCC FIDE Open IV | Richardson, Texas | USA | 2012-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 2033 | 3.00 | 5 | -0.11 | 15 | -1.65 | |
| | Atriwal, Anshumaan | | | 1679 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Xie, Tianming | | | 1840 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Tort, Francisco | | | 1868 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Ramirez, Alejandro | g | | 2433 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Lin, Dachey | | | 1910 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | * 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) | | | | 5th New York International - Open Section | New York, New York | USA | 2012-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2290 | 2033 | 3.50 | 7 | 2.15 | 15 | 32.25 | |
| | Jayakumar, Adarsh | | | 2267 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Markzon, Gregory | f | | 2223 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Fikiet, Alex M | | | 2229 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Ostrovskiy, Aleksandr | f | | 2322 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Pressman, Leif A | f | | 2225 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Managadze, Nikoloz | m | | 2433 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Bonin, Jay Richard | m | | 2329 | USA | 0.50 | 1 | 0.35 | 15 | 5.25 | | | * 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) | | |
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