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Individual Calculations July 2011 |
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| Hendrickson, Nolan Total change: -33.25 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2211 | 2168 | 3.00 | 7 | -0.14 | 25 | -3.50 | |
|  Bowersock, Michael | | | 2061 | USA | 1.00 | 1 | 0.35 | 25 | 8.75 | |  Hua, Margaret M | | | 1973 | USA | 0.50 | 1 | -0.25 | 25 | -6.25 | | | Romanenko, Vladimir | m | | 2467 | BLR | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Morshedi, Ali | f | | 2277 | USA | 0.50 | 1 | 0.15 | 25 | 3.75 | | | Arjun, Vishnuvardh | m | | 2309 | IND | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Kogen, Jonathan S | | | 1998 | USA | 1.00 | 1 | 0.28 | 25 | 7.00 | | | Mandizha, Farai | f | | 2395 | ZIM | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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) | | | | 2011 National Open - Open Section | Las Vegas, Nevada | USA | 2011-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2168 | 1.00 | 4 | -1.19 | 25 | -29.75 | |
| | Kekelidze, Mikheil | g | | 2463 | GEO | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Anderson, Michael | | | 1822 | USA | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Barnett, Alex | | | 2269 | USA | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Helfst, Matt D | | | 1935 | USA | 0.00 | 1 | -0.79 | 25 | -19.75 | |
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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