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Individual Calculations January 2020 |
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| Altman, Joshua A Total change: -97.60 | |   |
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| 50th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2151 | 1.00 | 3 | -0.77 | 40 | -30.80 | |
|  Fishbein, Alexander | g | | 2435 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Wang, Ellen | | wf | 1784 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Zhang, Samuel | | | 1996 | USA | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | | | 2nd Annual Old Line Open | Rockville, Maryland | USA | 2019-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2151 | 2.00 | 5 | -1.67 | 40 | -66.80 | |
| | Morefield, Jason P | f | | 2232 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Luo, Terry | | | 2011 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Xu, Jonathan | | | 1825 | USA | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Mundayat, Abinav Rajiv | | | 1848 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Prem, Pranav | | | 1837 | USA | 0.00 | 1 | -0.86 | 40 | -34.40 | |
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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