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Individual Calculations March 2012 |
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| Botez, Alexandra V Total change: 26.40 | |   |
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| 21st Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2011-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1997 | 1.50 | 6 | -0.82 | 15 | -12.30 | |
|  Chang, Pierre H | | | 1901 | SUR | 1.00 | 1 | 0.37 | 15 | 5.55 | |  Haessler, Carl A | | | 2197 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Sawyer, Bradley J | | | 2140 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Storch, Lawrence | | | 2113 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Norman, Roger | | | 2139 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Wheeler, Cameron | | | 2002 | USA | 0.00 | 1 | -0.49 | 15 | -7.35 | |
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) | | | | 3rd Jerry Hanken FIDE Open | Stillwater, Oklahoma | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 1995 | 5.50 | 7 | 2.58 | 15 | 38.70 | |
| | Nickels, Erik | | | 1775 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Mc Cann, David | | | 1946 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Langer, Michael | f | | 2212 | USA | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Orton, Bill | | | 2165 | USA | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Belanoff, Ted | | | 1997 | USA | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Hansen, Eric | m | | 2395 * | CAN | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Berry, Jim | | | 2005 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | * 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) | | |
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