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Individual Calculations March 2013 |
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| Hernandez, Joel J Total change: 21.75 | |   |
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| 2012 Marshall Amateur Championship - Jerry Simon Memorial | New York, New York USA | USA | 2012-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2096 | 2.50 | 4 | 0.11 | 15 | 1.65 | |
|  Zats, Yefrem | | | 2050 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | |  Ture, Taner | | | 2009 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Cohn, Zachary H | | | 2076 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Checa, Nicolas De | | | 1966 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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) | | | | 2013 MCC January FIDE Monday | New York, New York | USA | 2013-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2083 | 3.00 | 4 | 1.34 | 15 | 20.10 | |
| | Ray, Sarathi | | | 2039 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Resika, Nathan | f | | 2151 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Kelemen, Andrew | | | 2151 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | King, Alexander B | | | 2249 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | |
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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