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Individual Calculations May 2011 |
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| Barnett, Alex Total change: -11.40 | |   |
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| 2011 World Amateur Team & US Team East | Parsippany, New Jersery | USA | 2011-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2300 | 1.50 | 3 | -0.41 | 15 | -6.15 | |
|  Miller, Daniel Isaac | | | 2261 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Oreshko, Maryia | | | 1900 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Kelleher, William | f | | 2346 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | | | * 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) | | | | 19th Annual Southern Open | Orlando, Florida | USA | 2011-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 2280 | 2.00 | 4 | -0.58 | 15 | -8.70 | |
| | Jones Jr, Joe C | | | 1962 | USA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Wyde, David A | | | 2063 | USA | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Margulis, Yevgeniy | | | 2152 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Kekelidze, Mikheil | g | | 2460 | GEO | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 2nd Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 2280 | 4.50 | 8 | 0.23 | 15 | 3.45 | |
| | Amanov, Mesgen | g | | 2495 | TKM | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Winter, Curtis A | | | 1903 | USA | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Finney, Stuart S | | | 2122 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Nahutin, Yevgeni | | | 2032 | CAN | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Bartholomew, John | m | | 2442 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Shen, Arthur | f | | 2132 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Arnold, Marc T | m | | 2435 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Holt, Conrad | f | | 2408 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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