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Individual Calculations May 2011 |
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| Robson, Ray Total change: 23.00 | |   |
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| 2011 St. Louis Invitational | St. Louis, Missouri | USA | 2011-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2522 | 2522 | 5.50 | 9 | 1.01 | 10 | 10.10 | |
|  Ramirez, Alejandro | g | | 2594 | USA | 0.50 | 1 | 0.10 | 10 | 1.00 | |  Kraai, Jesse | g | | 2509 | USA | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Yang, Darwin | f | | 2416 | USA | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Khachiyan, Melikset | g | | 2511 | USA | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Brooks, Michael | m | | 2451 | USA | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Becerra, Julio J | g | | 2549 | USA | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Kaidanov, Gregory | g | | 2569 | USA | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Perelshteyn, Eugene | g | | 2533 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Benjamin, Joel | g | | 2564 | USA | 1.00 | 1 | 0.56 | 10 | 5.60 | |
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) | | | | UTD Spring GM Invitational sponsored by Turner Construction | Richardson, Texas | USA | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2502 | 2522 | 6.50 | 12 | 0.18 | 10 | 1.80 | |
| | Zivanic, Marko | m | | 2497 | SRB | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Sadorra, Julio | m | | 2475 | PHI | 0.00 | 1 | -0.57 | 10 | -5.70 | | | Bercys, Salvijus | m | | 2469 | USA | 0.00 | 1 | -0.57 | 10 | -5.70 | | | Ramirez, Alejandro | g | | 2594 | USA | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Chirila, Ioan | g | | 2513 | ROU | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Wang, Puchen | m | | 2464 | NZL | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Wang, Puchen | m | | 2464 | NZL | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Chirila, Ioan | g | | 2513 | ROU | 1.00 | 1 | 0.49 | 10 | 4.90 | | | Ramirez, Alejandro | g | | 2594 | USA | 1.00 | 1 | 0.60 | 10 | 6.00 | | | Bercys, Salvijus | m | | 2469 | USA | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Sadorra, Julio | m | | 2475 | PHI | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Zivanic, Marko | m | | 2497 | SRB | 0.50 | 1 | -0.03 | 10 | -0.30 | |
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) | | | | 2011 US Championship - Group A | St Louis, Missouri | USA | 2011-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2587 | 2522 | 4.00 | 7 | 1.11 | 10 | 11.10 | |
| | Akobian, Varuzhan | g | | 2611 | USA | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Ehlvest, Jaan | g | | 2586 | USA | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Kamsky, Gata | g | | 2733 | USA | 0.50 | 1 | 0.27 | 10 | 2.70 | | | Stripunsky, Alexander | g | | 2578 | USA | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Naroditsky, Daniel | m | | 2438 | USA | 0.00 | 1 | -0.62 | 10 | -6.20 | | | Shulman, Yury | g | | 2622 | USA | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Ivanov, Alexander | g | | 2540 | USA | 1.00 | 1 | 0.53 | 10 | 5.30 | |
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) | | |
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