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Individual Calculations February 2015 |
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| Li, Ruifeng Total change: -20.40 | |   |
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| 24th Annual North American Open | Las Vegas, Nevada | USA | 2014-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2358 | 4.50 | 9 | -2.10 | 20 | -42.00 | |
|  Kostadinov, Georgi K | | | 2109 | CAN | 0.00 | 1 | -0.81 | 20 | -16.20 | |  Feng, Roland | | | 2139 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Norovsambuu, Badamkhand | | | 1980 | MGL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Korba, Nicky | | | 2129 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Velikanov, Alexander | f | | 2234 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Hu, Bryan | | | 2185 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Panchanatham, Vignesh | f | | 2238 | USA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Atoufi, Pedram | f | | 2274 | IRI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Liang, Awonder | f | | 2266 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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) | | | NOTE: K factor changed | | 2015 DCC FIDE Open I | Richardson, Texas | USA | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2336 | 2416 | 4.00 | 5 | 1.19 | 10 | 11.90 | |
| | Vaidya, Atreya | | | 2016 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kowal, Joshua A | | | 2016 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kadric, Denis | m | | 2506 | BIH | 1.00 | 1 | 0.62 | 10 | 6.20 | | | Sadorra, Julio C | g | | 2575 | PHI | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Moradiabadi, Elshan | g | | 2569 | IRI | 0.50 | 1 | 0.20 | 10 | 2.00 | | | * 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) | | | NOTE: K factor changed | | 2015 Texas Masters | Richardson, Texas | USA | 2015-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2394 | 2416 | 3.50 | 5 | 0.97 | 10 | 9.70 | |
| | Nguyen, Emily Q | | wf | 2016 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Yotov, Valentin L | g | | 2581 | BUL | 0.50 | 1 | 0.22 | 10 | 2.20 | | | Sadorra, Julio C | g | | 2575 | PHI | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Ramirez, Alejandro | g | | 2595 | USA | 0.50 | 1 | 0.23 | 10 | 2.30 | | | Langer, Michael | f | | 2204 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | * 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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