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Individual Calculations December 2017 |
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| Larson, Matthew Total change: -10.40 | |   |
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| 2017 Saint Louis Invitational - IM | Saint Louis, Missouri | USA | 2017-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2323 | 2392 | 5.00 | 9 | -0.34 | 20 | -6.80 | |
|  Neimer, Vitaly | m | | 2346 | ISR | 0.50 | 1 | -0.06 | 20 | -1.20 | |  Hua, Lefong | f | | 2310 | CAN | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Grabinsky, Aaron | | | 2362 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Torres Rosas, Luis Carlos | m | | 2353 | MEX | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Arias Santana, Mauricio | m | | 2308 | CRC | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Yip, Carissa | f | wf | 2311 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Wang, Justin | | | 2254 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Foisor, Sabina-Francesca | | wg | 2369 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Wang, Annie | | wm | 2295 | USA | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | 2017 Thanksgiving Open | Saint Louis, Missouri | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2392 | 3.00 | 5 | -0.18 | 20 | -3.60 | |
| | Wu, Logan | | | 1992 * | USA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Yu, Henry | | | 1992 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Polgar-Shutzman, Tom | | | 2079 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Rambaldi, Francesco | g | | 2574 | ITA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Prohaszka, Peter | g | | 2613 | HUN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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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