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Individual Calculations February 2019 |
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| Wu, Rochelle Total change: 7.54 | |   |
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| 28th Annual North American Open | Las Vegas, Nevada | USA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2313 | 2096 | 3.50 | 8 | 1.65 | 29 | 47.85 | |
|  Li, Ben | f | | 2368 | USA | 0.00 | 1 | -0.17 | 29 | -4.93 | | | Aaron, Deepak | | | 2315 | USA | 1.00 | 1 | 0.78 | 29 | 22.62 | |  Nguyen, Emily | | wm | 2262 | USA | 0.50 | 1 | 0.22 | 29 | 6.38 | | | Breckenridge, Steven | f | | 2289 | USA | 1.00 | 1 | 0.75 | 29 | 21.75 | | | Li, Ruifeng | g | | 2496 * | USA | 0.00 | 1 | -0.08 | 29 | -2.32 | | | He, Anthony | f | | 2251 | USA | 0.00 | 1 | -0.29 | 29 | -8.41 | | | Ryba, Andrew | | | 2232 | USA | 0.50 | 1 | 0.18 | 29 | 5.22 | | | Vivekananthan, Anish | | | 2294 | USA | 0.50 | 1 | 0.26 | 29 | 7.54 | | | * 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) | | | | Bay Area International | Burlingame, California | USA | 2019-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2154 | 2.00 | 8 | -1.27 | 29 | -36.83 | |
| | Balakrishnan, Praveen | m | | 2418 | USA | 0.00 | 1 | -0.18 | 29 | -5.22 | | | Colas, Joshua | f | | 2309 | USA | 0.00 | 1 | -0.29 | 29 | -8.41 | | | Santanna, Paulo | | | 1871 | USA | 1.00 | 1 | 0.16 | 29 | 4.64 | | | Ampie, Mauro | f | | 2318 | NCA | 0.00 | 1 | -0.28 | 29 | -8.12 | | | Polavaram, Rithik | | | 2056 | USA | 1.00 | 1 | 0.37 | 29 | 10.73 | | | Kavutskiy, Konstantin | m | | 2424 | USA | 0.00 | 1 | -0.17 | 29 | -4.93 | | | Javakhadze, Zurab | m | | 2449 | GEO | 0.00 | 1 | -0.15 | 29 | -4.35 | | | Johnston, Daniel | | | 1979 | USA | 0.00 | 1 | -0.73 | 29 | -21.17 | |
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) | | | | 2019 Berkeley Open | Berkeley, California | USA | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2154 | 2.00 | 3 | -0.32 | 29 | -9.28 | |
| | Ravuri, Vinesh | | | 2042 | USA | 0.00 | 1 | -0.65 | 29 | -18.85 | | | Lee, Addison | | | 1960 | USA | 1.00 | 1 | 0.25 | 29 | 7.25 | | | Chatterjee, Trina | | | 1754 * | USA | 1.00 | 1 | 0.08 | 29 | 2.32 | | | * 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) | | | | 10th Annual Golden State Open | Concord, California | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 2154 | 3.00 | 5 | 0.20 | 29 | 5.80 | |
| | Zhang, Chao | | | 2225 | USA | 0.00 | 1 | -0.40 | 29 | -11.60 | | | Kim, Isaiah | | | 1962 | USA | 1.00 | 1 | 0.25 | 29 | 7.25 | | | Li, Eric | c | | 2005 | USA | 0.50 | 1 | -0.20 | 29 | -5.80 | | | Maiti, Milind | | | 1914 | USA | 1.00 | 1 | 0.20 | 29 | 5.80 | | | Bryant, John Daniel | m | | 2449 | USA | 0.50 | 1 | 0.35 | 29 | 10.15 | |
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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