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Individual Calculations February 2019 |
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| Tarjan, James Total change: -21.50 | |   |
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| Bay Area International | Burlingame, California | USA | 2019-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 2402 | 3.00 | 7 | -2.16 | 10 | -21.60 | |
|  Mishra, Abhimanyu | c | | 2120 | USA | 0.00 | 1 | -0.84 | 10 | -8.40 | |  Watson, John | m | | 2203 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Ghazarian, Kirk | | | 2226 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Daggupati, Balaji | f | | 2257 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Polgar-Shutzman, Tom | | | 2181 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Ke, Ivan | | | 2251 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Jacobson, Aaron | f | | 2286 | USA | 0.00 | 1 | -0.66 | 10 | -6.60 | |
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) | | | | PNWCC FIDE Open - Olympiad Gold | Kirkland, Washington | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2237 | 2402 | 3.50 | 5 | 0.01 | 10 | 0.10 | |
| | Bragg, David | f | | 2118 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Zavortink, Matt | | | 2160 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Bu, Xiangzhi | g | | 2725 | CHN | 0.00 | 1 | -0.13 | 10 | -1.30 | | | Zhang, Derek | | | 2104 | USA | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Yu, Jason | | | 2080 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | |
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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