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Individual Calculations February 2020 |
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| Jacobson, Aaron Total change: -73.80 | |   |
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| 2019 Pan-American Intercollegiate Championship | Charlotte, North Carolina | USA | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2300 | 2307 | 2.50 | 5 | 0.10 | 20 | 2.00 | |
|  Shtembuliak, Evgeny | g | | 2600 | UKR | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Akintonde, Jimi | | | 1907 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Graham, Paul | | | 1907 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ringoir, Tanguy | g | | 2501 | BEL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Dragun, Kamil | g | | 2587 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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 |
| 2056 | 2336 | 2.00 | 7 | -3.81 | 20 | -76.20 | |
| | Zeng, Sheena | | wc | 1987 | USA | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Martinez, Isaac | | | 2056 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Le, Nguyen | c | | 1999 | VIE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kozelov, Roman | | | 2120 | UKR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Park, Evan | | | 2200 | USA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Storn, Justin | | | 2031 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Rutten, Alexander | | | 2000 | NED | 0.00 | 1 | -0.88 | 20 | -17.60 | |
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) | | | | Winter 2020 CCCSA IM Norm Invitational | Charlotte, North Carolina | USA | 2020-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2295 | 2336 | 5.00 | 9 | 0.02 | 20 | 0.40 | |
| | Martin Del Campo, | m | | 2322 | MEX | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Eswaran, Ashritha | | wm | 2252 | USA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Li, Eric Yuhan | c | | 2195 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Francisco, Richard | | | 2256 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Berczes, David | g | | 2433 | HUN | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Liang, Jason | f | | 2353 | USA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Byambaa, Uyanga | | wf | 2113 | MGL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Shankar, Gauri | f | | 2350 | IND | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Wheeler, Cameron | m | | 2383 | USA | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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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