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Individual Calculations December 2018 |
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| Putnam, Liam Total change: 27.60 | |   |
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| Marshall Premier November 2018 | New York, New York | USA | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 1914 | 1.00 | 4 | -0.45 | 40 | -18.00 | |
|  Ostrovskiy, Aleksandr | m | | 2314 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Zeltsan, Joseph | | | 2092 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Mahajan, Rushaan | c | | 1963 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Raparthi, Ankit | | | 1788 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | * 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) | | | | 49th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2018-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 1914 | 2.50 | 6 | 1.14 | 40 | 45.60 | |
| | Erenburg, Sergey | g | | 2314 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pinales, Gabriel | | | 2037 | PUR | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Sarkar, Justin | m | | 2314 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Rangarajan, Karthik | | | 2261 | IND | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Minear, Peter | | | 2164 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Chin, Jonathan | | | 1867 | USA | 0.00 | 1 | -0.57 | 40 | -22.80 | | | * 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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