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Individual Calculations March 2011 |
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| Langer, Michael Total change: 13.80 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 2261 | 3.00 | 6 | -0.41 | 15 | -6.15 | |
|  Williams, John M | | | 2057 | USA | 0.00 | 1 | -0.76 | 15 | -11.40 | |  Perepelitsky, Philip | | | 2109 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Karas, Nicholas | | | 2128 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Kaidanov, Gregory | g | | 2582 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Chiang, Michael | | | 1982 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Bryant, John Daniel | f | | 2414 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | 2011 Texas Amateur Team Championships | Richardson, Texas | USA | 2011-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2261 | 3.50 | 4 | 1.33 | 15 | 19.95 | |
| | Datta, Deepyaman | | | 2177 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | De Jesus, Jeffrey | | | 2150 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Vedrickas, Tautvydas | f | | 2324 | LTU | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Hughes, Tyler | f | | 2268 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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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