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Individual Calculations September 2011 |
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| Rosen, Eric S Total change: 70.20 | |   |
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| 39th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 2216 | 4.00 | 9 | 0.45 | 15 | 6.75 | |
|  Robson, Ray | g | | 2545 | USA | 0.50 | 1 | 0.38 | 15 | 5.70 | |  Shabalov, Alexander | g | | 2586 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Most, Eric M | | | 2129 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Lapshun, Yury | m | | 2442 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Richman, Jonathan | | | 2066 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Beckman, Thomas J | | | 1983 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Kojima, Shinya | f | | 2328 | JPN | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Mulyar, Michael A | m | | 2399 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Getz, Alec | f | | 2292 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | 4th Annual Chicago Class | Wheeling, Illinois | USA | 2011-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2276 | 2216 | 4.00 | 5 | 1.87 | 15 | 28.05 | |
| | Smarty, Sylvester | | | 2122 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Gurevich, Dmitry | g | | 2479 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Brock, William H | | | 2047 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Young, Angelo | m | | 2347 | PHI | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Bobula, Mateusz | m | | 2385 | POL | 1.00 | 1 | 0.72 | 15 | 10.80 | |
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) | | | | 1st Metropolitan Chess FIDE International | Los Angeles, CA | USA | 2011-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2381 | 2216 | 5.00 | 9 | 2.36 | 15 | 35.40 | |
| | Sevillano, Enrico | m | | 2492 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Zepeda, Sonia | | wm | 2068 | ESA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Yang, Darwin | m | | 2434 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Mas, Hafizulhilmi | m | | 2416 | MAS | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Liou, Yian | | | 2299 | USA | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Altounian, Levon | m | | 2431 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Panjwani, Raja | m | | 2420 | CAN | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Gurevich, Dmitry | g | | 2479 | USA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Ginsburg, Mark | m | | 2387 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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