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Individual Calculations May 2011 |
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| Becerra, Julio J Total change: 6.30 | |   |
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| 2011 St. Louis Invitational | St. Louis, Missouri | USA | 2011-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2519 | 2549 | 4.00 | 9 | -0.87 | 10 | -8.70 | |
|  Brooks, Michael | m | | 2451 | USA | 0.00 | 1 | -0.63 | 10 | -6.30 | |  Kaidanov, Gregory | g | | 2569 | USA | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Benjamin, Joel | g | | 2564 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Kraai, Jesse | g | | 2509 | USA | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Khachiyan, Melikset | g | | 2511 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Robson, Ray | g | | 2522 | USA | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Perelshteyn, Eugene | g | | 2533 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Ramirez, Alejandro | g | | 2594 | USA | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Yang, Darwin | f | | 2416 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | |
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) | | | | UTD Spring GM Invitational sponsored by Turner Construction | Richardson, Texas | USA | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2502 | 2549 | 7.50 | 12 | 0.72 | 10 | 7.20 | |
| | Sadorra, Julio | m | | 2475 | PHI | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Chirila, Ioan | g | | 2513 | ROU | 0.00 | 1 | -0.55 | 10 | -5.50 | | | Ramirez, Alejandro | g | | 2594 | USA | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Wang, Puchen | m | | 2464 | NZL | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Bercys, Salvijus | m | | 2469 | USA | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Zivanic, Marko | m | | 2497 | SRB | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Zivanic, Marko | m | | 2497 | SRB | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Bercys, Salvijus | m | | 2469 | USA | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Wang, Puchen | m | | 2464 | NZL | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Ramirez, Alejandro | g | | 2594 | USA | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Chirila, Ioan | g | | 2513 | ROU | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Sadorra, Julio | m | | 2475 | PHI | 0.50 | 1 | -0.10 | 10 | -1.00 | |
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) | | | | 19th Annual Southern Open | Orlando, Florida | USA | 2011-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2306 | 2549 | 2.00 | 3 | -0.34 | 10 | -3.40 | |
| | Wyde, David A | | | 2149 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Kekelidze, Mikheil | g | | 2460 | GEO | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Rodriguez, Eric O | f | | 2310 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | * 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) | | | | 2nd Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2422 | 2549 | 7.00 | 9 | 1.12 | 10 | 11.20 | |
| | Yeager, Daniel A | f | | 2289 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Mandizha, Farai | f | | 2416 | ZIM | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Kekelidze, Mikheil | g | | 2460 | GEO | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Vucic, Mladen | m | | 2332 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Amanov, Mesgen | g | | 2495 | TKM | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Gelashvili, Tamaz | g | | 2596 | GEO | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Mitkov, Nikola | g | | 2529 | MKD | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Harmon-Vellotti, Luke | | | 2149 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Perelshteyn, Eugene | g | | 2533 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | | | * 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) | | |
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