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Individual Calculations February 2020 |
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| Zeng, Sheena Total change: 78.01 | |   |
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| 29th Annual North American Open | Las Vegas, Nevada | USA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1987 | 4.50 | 9 | 0.24 | 29 | 6.96 | |
|  Peng, Shunkai | f | | 2315 | USA | 0.00 | 1 | -0.13 | 29 | -3.77 | |  Guo, Andrew | | | 1587 * | USA | 1.00 | 1 | 0.08 | 29 | 2.32 | | | Raptis, Nick | f | | 2232 | USA | 0.00 | 1 | -0.20 | 29 | -5.80 | | | Kondakov, Adrian | c | | 1919 | USA | 0.00 | 1 | -0.59 | 29 | -17.11 | | | Aipa, Likeke Sing Lee | | | 1863 | USA | 0.50 | 1 | -0.17 | 29 | -4.93 | | | Atwell, Rose | | | 1807 | USA | 1.00 | 1 | 0.26 | 29 | 7.54 | | | Blanco, Fernandez | m | | 2292 | MEX | 1.00 | 1 | 0.86 | 29 | 24.94 | | | Somalwar, Anaiy | | | 2143 | USA | 0.00 | 1 | -0.29 | 29 | -8.41 | | | Kanli, Alperen | | | 1927 | AZE | 1.00 | 1 | 0.42 | 29 | 12.18 | | | * 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) | | | | 2020 Charlotte Open | Charlotte, North Carolina | USA | 2020-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 1987 | 3.50 | 9 | 1.04 | 29 | 30.16 | |
| | Jacobson, Aaron | f | | 2336 | USA | 1.00 | 1 | 0.89 | 29 | 25.81 | | | Yotov, Valentin | g | | 2387 * | BUL | 0.00 | 1 | -0.08 | 29 | -2.32 | | | Wang, Tianqi | | | 2314 | USA | 0.00 | 1 | -0.13 | 29 | -3.77 | | | Narayanan, Samrug | c | | 2185 | USA | 0.00 | 1 | -0.24 | 29 | -6.96 | | | Harazinska, Ewa | | wm | 2178 | POL | 0.50 | 1 | 0.25 | 29 | 7.25 | | | Vanapalli, Vishnu | | | 1777 | USA | 0.50 | 1 | -0.27 | 29 | -7.83 | | | Sailer, Mike | | | 2141 | USA | 1.00 | 1 | 0.71 | 29 | 20.59 | | | Yanayt, Eugene | f | | 2234 | USA | 0.50 | 1 | 0.31 | 29 | 8.99 | | | Martinez, Isaac | | | 2056 | USA | 0.00 | 1 | -0.40 | 29 | -11.60 | | | * 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) | | | | 2020 Chesapeake Open - Championship | Rockville, Maryland | USA | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 1987 | 3.50 | 6 | 1.41 | 29 | 40.89 | |
| | Samuelson, Andrew | f | | 2104 | USA | 1.00 | 1 | 0.66 | 29 | 19.14 | | | Prestia, Paris | | | 2082 | USA | 0.00 | 1 | -0.37 | 29 | -10.73 | | | Senft, Sean | | | 2018 | USA | 1.00 | 1 | 0.54 | 29 | 15.66 | | | Enkhbat, Tegshsuren | m | | 2283 | USA | 0.50 | 1 | 0.35 | 29 | 10.15 | | | Milanovic, Nemanja | | | 2109 | SRB | 0.50 | 1 | 0.17 | 29 | 4.93 | | | Sriniaiyer, Sudarshan | | | 2028 | USA | 0.50 | 1 | 0.06 | 29 | 1.74 | |
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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