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Individual Calculations December 2018 |
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| Olsen, Robert Total change: 16.00 | |   |
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| Marshall FIDE Mondays October - November 2018 | New York, New York | USA | 2018-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1962 | 3.00 | 5 | 0.23 | 20 | 4.60 | |
|  Hellner, Wesley | | | 1673 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Juac, Majur | | | 2001 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | De Dona, Mark | | | 1762 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Ray, Sarathi | | | 2059 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Ewing, Gabriel | | | 2074 | USA | 1.00 | 1 | 0.65 | 20 | 13.00 | |
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) | | | | 2018 Marshall Amateur Championship and Jerry Simon Memorial | New York, New York | USA | 2018-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1975 | 3.50 | 4 | 0.57 | 20 | 11.40 | |
| | Yang, Jack | | | 1824 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Hood, Avery | | | 1922 | USA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | De Villa, Jose | | | 1679 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Wong, Anthony G | | | 1722 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | |
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) | | |
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