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Individual Calculations May 2013 |
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| Defibaugh, Jared E Total change: -36.75 | |   |
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| 43rd Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2287 | 2.00 | 4 | -0.53 | 15 | -7.95 | |
|  Tanenbaum, Zachary | | | 1926 | USA | 0.50 | 1 | -0.40 | 15 | -6.00 | |  Mo, Kevin | | | 2282 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Higgins, Derrick | | | 2044 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Ippolito, Dean | m | | 2423 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | 7th Annual Philadelphia Open - Master Section | Philadelphia, Pennsylvania | USA | 2013-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2287 | 4.00 | 9 | -1.92 | 15 | -28.80 | |
| | Liang, Adream | | | 1892 | USA | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Patil, Anuprita A | | wf | 2079 | IND | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Kreiman, Boris | g | | 2482 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Song, Michael | | | 2189 | CAN | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Most, Eric | | | 2167 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Balakrishnan, Praveen | | | 2075 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | King, Alexander B | | | 2244 | USA | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Checa, Nicolas De T. | | | 2032 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Katz, Alexander Ross | | | 2254 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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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