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Individual Calculations September 2015 |
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| Li, Ruifeng Total change: 36.10 | |   |
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| Dayton Masters | Dayton, Ohio | USA | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2448 | 2394 | 6.00 | 9 | 2.17 | 10 | 21.70 | |
|  Bojkov, Dejan | g | | 2496 | BUL | 0.50 | 1 | 0.14 | 10 | 1.40 | |  Mitkov, Nikola | g | | 2465 | MKD | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Xiong, Jeffery | m | | 2523 | USA | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Margvelashvili, Giorgi | g | | 2524 | GEO | 0.50 | 1 | 0.18 | 10 | 1.80 | | | Boor, Carl Brandon | f | | 2290 | USA | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Bartholomew, John | m | | 2449 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Blocker, Calvin | m | | 2370 | USA | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Georgiev, Vladimir | g | | 2552 | MKD | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Mandizha, Farai | m | | 2362 | ZIM | 1.00 | 1 | 0.46 | 10 | 4.60 | |
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) | | | | Aviator Open | Dayton, Ohio | USA | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2394 | 3.00 | 4 | 0.03 | 10 | 0.30 | |
| | Bidwell, John | | | 2188 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Griggs, Walker K | | | 2237 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Ramer, Scott Leo | | | 2231 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Whaley, Davis M | | | 2175 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | |
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) | | | | 4th Annual Washington International - Section A | Rockville, Maryland | USA | 2015-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2490 | 2408 | 5.50 | 9 | 1.93 | 10 | 19.30 | |
| | Karma, Pandya | | | 2256 | IND | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Song, Edward | f | | 2290 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Steingrimsson, Hedinn | g | | 2550 | ISL | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Roiz, Michael | g | | 2595 | ISR | 1.00 | 1 | 0.74 | 10 | 7.40 | | | Sevian, Samuel | g | | 2553 | USA | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Mikhalevski, Victor | g | | 2526 | ISR | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Sheng, Joshua | | | 2364 | USA | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Azarov, Sergei | g | | 2602 | BLR | 0.50 | 1 | 0.25 | 10 | 2.50 | | | Kamsky, Gata | g | | 2670 | USA | 0.00 | 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) | | | | Saint Louis: Millionaire Satellite Tournament | Saint Louis, Missouri | USA | 2015-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2408 | 2.50 | 4 | -0.52 | 10 | -5.20 | |
| | Chidambaram, Hari R | | | 2008 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Nesham, William | | | 2008 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Shimanov, Aleksandr | g | | 2595 | RUS | 0.00 | 1 | -0.26 | 10 | -2.60 | | | Trimble, Selden | | | 2008 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | * 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) | | |
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