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Individual Calculations October 2013 |
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| Bonin, Jay Richard Total change: -18.60 | |   |
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| 2013 MCC July August FIDE Monday | New York, New York | USA | 2013-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 2341 | 2.50 | 4 | -1.14 | 10 | -11.40 | |
|  Frumkin, Edward A | | | 1941 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Yan, Kevin | | | 1941 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Scher, Edward | | | 1941 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Cohn, Zachary H | | | 2012 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | | | * 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) | | | | 2013 MCC August Super Grand Prix | New York, New York | USA | 2013-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2341 | 4.50 | 5 | 0.58 | 10 | 5.80 | |
| | Jablon, Stephen E | | | 1941 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Marupudi, Pranav | | | 1941 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ture, Taner | | | 2022 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Mena, Carlos E | f | | 2311 | CUB | 1.00 | 1 | 0.46 | 10 | 4.60 | | | Hoffmann, Asa | f | | 2212 | USA | 1.00 | 1 | 0.33 | 10 | 3.30 | | | * 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) | | | | 135th Annual New York State Championship | Albany, New York | USA | 2013-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2341 | 2.00 | 4 | -1.25 | 10 | -12.50 | |
| | Barayev, Isaac | | | 2102 | USA | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Guevara, Robert Nelson | | | 2040 | USA | 0.00 | 1 | -0.85 | 10 | -8.50 | | | Slomski, Matt Paul | | | 2023 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Kwartler, Lonnie | | | 2164 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | |
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 September Open Grand Prix | New York, New York | USA | 2013-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 2348 | 3.50 | 4 | -0.05 | 10 | -0.50 | |
| | Berg, George P | | | 2027 | USA | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Der Manuelian, Haik | | | 2042 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Scott, Harold | | | 1955 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Barsky, Sam | | | 1982 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |
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) | | |
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