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Individual Calculations August 2015 |
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| Korley, Kassa Total change: -21.00 | |   |
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| 3rd Annual DC International | Arlington, Virginia | USA | 2015-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 2435 | 4.50 | 8 | -0.84 | 10 | -8.40 | |
|  Bustamante Orta, Jorge | | | 2120 | MEX | 1.00 | 1 | 0.14 | 10 | 1.40 | |  Jayakumar, Adarsh | f | | 2291 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Ghaem Maghami, Ehsan | g | | 2562 | IRI | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Aikhoje, Odion | m | | 2274 | NGR | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Krishnan, Varun | | | 2303 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Cao, Jason | f | | 2332 | CAN | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Brodsky, David | f | | 2279 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Santarius, Erik F | | | 2266 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | |
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) | | | | 43rd Annual World Open | Arlington, Virginia | USA | 2015-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2335 | 2430 | 6.00 | 9 | 0.40 | 10 | 4.00 | |
| | Shi, Diwen | c | | 2153 | CAN | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Sohal, Tanraj | | | 2263 | CAN | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Mamedov, Rauf | g | | 2639 | AZE | 0.00 | 1 | -0.23 | 10 | -2.30 | | | Mena Crespo, Carlos Enrique | f | | 2293 | CUB | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Flaquer, Luis | f | | 2268 | DOM | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Arjun, Vishnuvardhan | m | | 2221 | IND | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Krishnan, Varun | | | 2314 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Studen, Damir | | | 2259 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Zhou, Jianchao | g | | 2601 | CHN | 0.50 | 1 | 0.23 | 10 | 2.30 | |
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) | | | | 8th New York International Championship | New York, New York | USA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2233 | 2430 | 3.50 | 7 | -1.66 | 10 | -16.60 | |
| | Fawole, John Oyeyemi | c | | 2160 | NGR | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Burke, John M | | | 2258 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Escobar Forero, Alder | g | | 2510 | COL | 0.00 | 1 | -0.39 | 10 | -3.90 | | | Miyasaka, Matthew S | | | 2030 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Chandran, Kapil | c | | 2257 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Balakrishnan, Praveen | | | 2226 | USA | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Sheng, Joshua | | | 2187 | USA | 0.00 | 1 | -0.80 | 10 | -8.00 | | | * 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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