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Individual Calculations February 2019 |
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| Liang, Jason Total change: 143.20 | |   |
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| 45th Annual Eastern Open | Tyson's Corner, Virginia | USA | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1980 | 5.00 | 7 | 2.07 | 40 | 82.80 | |
|  Ye, Luke | | | 1898 | USA | 0.50 | 1 | -0.11 | 40 | -4.40 | |  Heller, Garrett | | | 2024 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | De Fotis, Gary | | | 1993 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Checa, Nicolas | m | | 2380 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ramanathan, Suraj | | | 1932 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Filipovich, David | | | 2054 | CAN | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Jian, Alex | | | 2090 | USA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | * 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) | | | | DMV Chess League S3R4 | Tysons Corner, Virginia | USA | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2001 | 0.50 | 1 | -0.03 | 40 | -1.20 | |
| | Steel, Simon A | | | 1978 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | 2019 Cardinal Open | Columbus, Ohio | USA | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2001 | 3.00 | 4 | 1.54 | 40 | 61.60 | |
| | Hollinberger, Drew | | | 1985 | USA | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Wang, Jason | c | | 2243 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Lenderman, Aleksandr | g | | 2401 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zheng, Michael | | | 1881 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | * 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) | | |
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