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Individual Calculations July 2009 |
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| Becerra, Julio J Total change: -51.70 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2398 | 2609 | 6.50 | 9 | -0.30 | 10 | -3.00 | |
|  Yanayt, Eugene | f | | 2259 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Lee, Michael | f | | 2358 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Stopa, Jacek | m | | 2471 | POL | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Robson, Ray | m | | 2465 | USA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Parry, Matt J | | | 2259 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Betaneli, Alex | f | | 2298 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Perelshteyn, Eugene | g | | 2543 | USA | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Yermolinsky, Alex | g | | 2522 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Sarkar, Justin | m | | 2410 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | |
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) | | | | II La Vega Open Internacional 2009 | La Vega | DOM | 2009-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2356 | 2609 | 7.50 | 9 | 0.36 | 10 | 3.60 | |
| | De La Rosa, Willy | | | 2259 | DOM | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Jaquez, Juan | | | 2259 | DOM | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Munoz, Lisandro | m | | 2328 | DOM | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Flaquer, Luis | | | 2261 | DOM | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Montalvo, Alejandro | m | | 2259 | PUR | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Martinez, Lelys | f | | 2520 | CUB | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Mitkov, Nikola | g | | 2530 | MKD | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Fernandez, Francis | | | 2272 | DOM | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Zapata, Alonso | g | | 2514 | COL | 0.50 | 1 | -0.13 | 10 | -1.30 | |
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) | | | | 2009 US Championship | St. Louis, Missouri | USA | 2009-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2481 | 2609 | 3.00 | 8 | -2.31 | 10 | -23.10 | |
| | Robson, Ray | m | | 2465 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Hess, Robert L | m | | 2485 | USA | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Hughes, Tyler B | | | 2259 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Akobian, Varuzhan | g | | 2613 | USA | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Brooks, Michael A | m | | 2463 | USA | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Krush, Irina | m | wg | 2452 | USA | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Gulko, Boris | g | | 2561 | USA | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Khachiyan, Melikse | g | | 2546 | USA | 0.50 | 1 | -0.09 | 10 | -0.90 | |
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) | | | | The Copper State International | Mesa, Arizona | USA | 2009-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2399 | 2609 | 3.50 | 7 | -1.87 | 10 | -18.70 | |
| | Atoufi, Pedram | f | | 2306 | IRI | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Ginsburg, Mark | m | | 2380 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Milman, Lev | m | | 2462 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Hansen, Eric | f | | 2398 | CAN | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Ippolito, Dean J | m | | 2443 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Lenderman, Alex | m | | 2434 | USA | 0.00 | 1 | -0.73 | 10 | -7.30 | | | Fernandez, Daniel | m | | 2369 | USA | 0.00 | 1 | -0.80 | 10 | -8.00 | |
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) | | | | 2009 National Open | Las Vegas, Nevada | USA | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2471 | 2609 | 1.00 | 3 | -1.05 | 10 | -10.50 | |
| | Sharavdorj, Dashzegve | g | | 2422 | MGL | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Gurevich, Dmitry | g | | 2494 | USA | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Finegold, Benjamin | m | | 2497 | USA | 0.00 | 1 | -0.65 | 10 | -6.50 | |
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) | | |
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