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Individual Calculations September 2017 |
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| Kannappan, Priyadharshan Total change: -1.30 | |   |
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| 7th Annual Potomac Open - Championship | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2256 | 2514 | 4.00 | 5 | -0.08 | 10 | -0.80 | |
|  Sinha, Sahil | f | | 2277 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | |  Kumar, Aravind | f | | 2207 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Bian, Alex | f | | 2231 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Yu, Jennifer R | f | wm | 2312 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Samuelson, Andrew | f | | 2255 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | |
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) | | | | 47th Annual Continental Open | Sturbridge, Massachusetts | USA | 2017-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2293 | 2516 | 5.00 | 6 | 0.55 | 10 | 5.50 | |
| | Tsay, Vincent | | | 2116 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Samadashvili, Martha | | wf | 2116 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Wu, Brandon D | | | 2116 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ivanov, Alexander | g | | 2472 | USA | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Stripunsky, Alexander | g | | 2546 | USA | 1.00 | 1 | 0.54 | 10 | 5.40 | | | Murshed, Niaz | g | | 2394 | BAN | 0.50 | 1 | -0.17 | 10 | -1.70 | | | * 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) | | | | 63rd Iowa Open Championship | Coralville, Iowa | USA | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2516 | 3.00 | 4 | -0.60 | 10 | -6.00 | |
| | Saleem, Arshaq | | | 2116 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Chen, Nathan | | | 2116 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kosokin, Valeriy | | | 2212 | UZB | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Neal Ii, James A | | | 2149 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | * 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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