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Individual Calculations September 2010 |
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| Ivanov, Alexander Total change: -6.00 | |   |
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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 |
| 2452 | 2538 | 3.00 | 7 | -1.19 | 10 | -11.90 | |
|  Perez, Robert M | | | 2212 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Getz, Alec | f | | 2289 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Potkin, Vladimir | g | | 2634 | RUS | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Smirin, Ilya | g | | 2634 | ISR | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Van Wely, Loek | g | | 2653 | NED | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Meszaros, Michal | m | | 2393 | SVK | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Norowitz, Yaacov | | | 2351 | USA | 0.00 | 1 | -0.74 | 10 | -7.40 | |
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 |
| 2363 | 2538 | 3.50 | 4 | 0.64 | 10 | 6.40 | |
| | Cherniack, Alex | | | 2226 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Kopec, Danny | m | | 2337 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Kudrin, Sergey | g | | 2549 | USA | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Shmelov, Denys K | | | 2338 | UKR | 0.50 | 1 | -0.26 | 10 | -2.60 | |
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 |
| 2351 | 2538 | 2.00 | 3 | -0.15 | 10 | -1.50 | |
| | Hungaski, Robert A | m | | 2438 | USA | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Fisher, William | | | 2138 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Paragua, Mark C | g | | 2476 | PHI | 0.50 | 1 | -0.09 | 10 | -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) | | | | 16th Annual Northeast Open | Stamford, Connecticut | USA | 2010-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2538 | 3.00 | 3 | 0.35 | 10 | 3.50 | |
| | Chandran, Kapil | | | 2138 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Reichstein, Boris | f | | 2138 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Getz, Alec | f | | 2289 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | * 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) | | | | 40th Annual Continental Open | Sturbridge, Massachusetts | USA | 2010-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2329 | 2538 | 3.50 | 5 | -0.25 | 10 | -2.50 | |
| | Theil, Carey Miles | | | 2227 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Riordan, Charles R | f | | 2303 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Krause, Benjamin W | | | 2241 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Zaremba, Andrei A | f | | 2324 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Kudrin, Sergey | g | | 2549 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | |
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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