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Individual Calculations January 2014 |
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| Zats, Yefrem Total change: -3.00 | |   |
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| 2013 MCC Amateur Championship | New York, New York | USA | 2013-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 2062 | 3.50 | 4 | 0.62 | 30 | 18.60 | |
|  Walton, John | | | 1662 * | USA | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Adelson, Serge | | | 1951 | USA | 1.00 | 1 | 0.35 | 30 | 10.50 | | | Brodsky, David | | | 1967 | USA | 0.50 | 1 | -0.13 | 30 | -3.90 | | | Marupudi, Pranav | | | 1925 | USA | 1.00 | 1 | 0.32 | 30 | 9.60 | | | * 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) | | | NOTE: K factor changed | | 97th Annual Marshall Chess Club Championship | New York, New York | USA | 2013-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 2062 | 3.50 | 9 | -1.44 | 15 | -21.60 | |
| | Chandra, Akshat | m | | 2349 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Belanoff, Ted | | | 1927 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Podavonov, Alisher | | | 2139 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Frumkin, Edward A | | | 1904 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Onyango, Adia | | | 1821 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Kostovetsky, Daniel | | | 1921 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Hellner, Wesley | | | 1810 | USA | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Tom, George | | | 2016 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Van Beek, Alexander | m | | 2367 | NED | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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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