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Individual Calculations September 2010 |
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| Castaneda, Nelson Total change: -45.75 | |   |
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| 38th Annual World Open - Open Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2234 | 2279 | 2.00 | 7 | -2.02 | 15 | -30.30 | |
|  Najer, Evgeny | g | | 2663 | RUS | 0.00 | 1 | -0.09 | 15 | -1.35 | |  Leach Iii, Daniel | | | 2139 | USA | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Baquero, Luis A | | | 2260 | COL | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Sherman, David | | | 2117 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ryba, Andrew | | | 2094 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Henry, Liam | | | 2187 | CAN | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Barrett, Steve | | | 2181 | ENG | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | 60th New Hampshire Open | Nashua, New Hampshire | USA | 2010-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2279 | 2.00 | 3 | 0.41 | 15 | 6.15 | |
| | Shmelov, Denys K | | | 2338 | UKR | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Jaleel, Zaroug A | | | 2088 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Kopec, Danny | m | | 2337 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | |
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) | | | | 15th Annual Bradley Open | Windsor Locks, Connecticut | USA | 2010-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 2279 | 1.50 | 4 | -1.46 | 15 | -21.90 | |
| | Leach Iii, Daniel | | | 2139 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Prilleltensky, Matan | | | 2096 | USA | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Fisher, William | | | 2078 | USA | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Barsky, Sam A | | | 2072 | USA | 0.00 | 1 | -0.77 | 15 | -11.55 | |
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) | | | | 40th Annual Continental Open | Sturbridge, Massachusetts | USA | 2010-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 2279 | 4.00 | 6 | -0.43 | 15 | -6.45 | |
| | Jaleel, Zaroug A | | | 2088 | USA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Taylor, Steven A | | | 2212 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Chandran, Kapil | | | 2041 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Fan, Yun | | wf | 2048 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Aaron, Deepak | | | 2144 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Rabin, Evan Z | | | 2016 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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) | | | | Blackstone Chess Festival Open | Pawtucket, Rhode Island | USA | 2010-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2279 | 3.00 | 4 | 0.45 | 15 | 6.75 | |
| | Harris, David J | | | 2096 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Chandran, Kapil | | | 2041 | USA | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Reverby, Miro | | | 2158 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Sarkar, Justin | m | | 2387 | USA | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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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