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Individual Calculations December 2017 |
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| Li, Ruifeng Total change: -0.70 | |   |
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| 11th Annual SPICE Cup Open | Saint Louis, Missouri | USA | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2434 | 2564 | 3.50 | 7 | -1.12 | 10 | -11.20 | |
|  Betaneli, Alexander | f | | 2204 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Kavutskiy, Konstantin | m | | 2390 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Durarbayli, Vasif | g | | 2630 | AZE | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Rambaldi, Francesco | g | | 2574 | ITA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Thavandiran, Shiyam | f | | 2385 | CAN | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Grabinsky, Aaron | | | 2366 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Yermolinsky, Alex | g | | 2490 | USA | 0.00 | 1 | -0.60 | 10 | -6.00 | |
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) | | | | 2017 U.S. Class Championships - Master | Houston, Texas | USA | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2428 | 2570 | 4.00 | 5 | 0.68 | 10 | 6.80 | |
| | Matta, Nicholas | | | 2170 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ruiz Castillo, Joshua Daniel | m | | 2385 | COL | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Belous, Vladimir | g | | 2567 | RUS | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Stukopin, Andrey | g | | 2589 | RUS | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Vazquez, Guillermo | m | | 2427 | PAR | 0.50 | 1 | -0.19 | 10 | -1.90 | | | * 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) | | | | 2017 UTDallas Fall FIDE Open | Dallas, Texas | USA | 2017-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2504 | 2570 | 5.50 | 9 | 0.20 | 10 | 2.00 | |
| | Kavutskiy, Konstantin | m | | 2396 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Rao, Prasanna Raghuram | m | | 2459 | IND | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Perelshteyn, Eugene | g | | 2523 | USA | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Gareyev, Timur | g | | 2615 | USA | 1.00 | 1 | 0.56 | 10 | 5.60 | | | Macieja, Bartlomiej | g | | 2533 | POL | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Chandra, Akshat | g | | 2483 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Nakar, Eylon | m | | 2451 | ISR | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Xiong, Jeffery | g | | 2629 | USA | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Patel, Advait | m | | 2449 | USA | 0.00 | 1 | -0.66 | 10 | -6.60 | |
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) | | | | 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2570 | 5.00 | 6 | 0.17 | 10 | 1.70 | |
| | Wang, Alex | | | 2170 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Chin, Angelica | | | 2170 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Busygin, Stanislav | | | 2191 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Rohan, Ahuja | m | | 2409 | IND | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Ivanov, Alexander | g | | 2477 | USA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Korley, Kassa | m | | 2389 | DEN | 1.00 | 1 | 0.26 | 10 | 2.60 | | | * 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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