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Individual Calculations February 2018 |
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| Freitag, Todd Total change: 1.00 | |   |
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| 27th Annual North American Open | Las Vegas, Nevada | USA | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 2002 | 2.50 | 8 | -0.42 | 20 | -8.40 | |
|  Li, Ben | f | | 2318 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Yanayt, Eugene | f | | 2173 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Gorti, Akshita | f | wm | 2194 | USA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Premkumar, Hiren | | | 2090 | USA | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Sandager, Stephen | | | 2083 | USA | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Liu, Aristo | f | | 2109 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Wongso, Steve | | | 1697 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Zhou, Liran | c | | 2156 | USA | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | Tim Just Winter Open XXXV | Schaumburg, Illinois | USA | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 2002 | 4.00 | 5 | 1.29 | 20 | 25.80 | |
| | Ellis, James S | | | 1731 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Zhang, Richard | | | 1707 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Rudolph, Joziah Samuel | | | 1814 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Li, Zhaozhi | m | | 2402 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gratz, Glen E | c | | 2231 | USA | 1.00 | 1 | 0.79 | 20 | 15.80 | | | * 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) | | | | Chicago Chess Center Jane Addams Memorial | Chicago, Illinois | USA | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 2002 | 1.00 | 3 | -0.82 | 20 | -16.40 | |
| | Georgiev, Vladimir | g | | 2402 * | MKD | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hoesley, Aria | | | 1745 | USA | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Seshadri, Sridhar | | | 1602 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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