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Individual Calculations January 2018 |
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| Hellner, Wesley Total change: -6.00 | |   |
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| Marshall October-December 2017 FIDE Mondays | New York, New York | USA | 2017-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1725 | 2.50 | 6 | 0.18 | 20 | 3.60 | |
|  Juac, Majur | | | 2025 | USA | 0.50 | 1 | 0.35 | 20 | 7.00 | |  Bellows, Samuel | | | 1840 | USA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Scher, Edward | | | 1778 | USA | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Masino, Matthew | | | 1878 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Tripodi, Matthew | | | 1698 | USA | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Muwwakkil, Mulazim | | | 1679 | USA | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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) | | | | 2017 Marshall Amateur Championship Jerry Simon Memorial | New York, New York | USA | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1725 | 2.00 | 4 | -0.48 | 20 | -9.60 | |
| | Ruiz, Emmanuel | | | 1636 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Liang, Jason | | | 1786 | USA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Doron-Repa, Maya | | | 1524 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Hu, Alexander | | | 1588 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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) | | |
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