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Individual Calculations March 2012 |
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| Arnold, Marc Tyler Total change: 19.70 | |   |
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| 21st Annual North American Open - Open Section | Las Vegas, Nevada | USA | 2011-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2300 | 2504 | 5.00 | 7 | -0.25 | 10 | -2.50 | |
|  Kelley, Dereque D | | | 2231 | USA | 0.50 | 1 | -0.33 | 10 | -3.30 | |  Smail, Benedict A | | | 2104 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kleiman, Jake | m | | 2382 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Chua, Alexander | | | 2277 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Bryant, John Daniel | f | | 2402 | USA | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Yankovsky, Roman | | | 2397 | RUS | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Coleman, Teddy | f | | 2310 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | * 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) | | | | 2012 Northern California International | Fremont, California | USA | 2012-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2431 | 2482 | 6.50 | 9 | 1.44 | 10 | 14.40 | |
| | Lee, Andy | f | | 2256 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Coleman, Teddy | f | | 2355 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Collins, Sam | m | | 2426 | IRL | 0.50 | 1 | -0.08 | 10 | -0.80 | | | De Guzman, Ricardo | m | | 2393 | PHI | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Ramirez, Alejandro | g | | 2594 | USA | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Jayakumar, Adarsh | | | 2197 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Bachmann, Axel | g | | 2560 | PAR | 1.00 | 1 | 0.61 | 10 | 6.10 | | | Shankland, Sam | g | | 2565 | USA | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Margvelashvili, Giorgi | g | | 2531 | GEO | 0.50 | 1 | 0.07 | 10 | 0.70 | |
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) | | | | Tradewise Chess Festival - Masters 2012 | Gibraltar | ENG | 2012-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2460 | 2482 | 6.00 | 10 | 0.78 | 10 | 7.80 | |
| | Lind, Jan-Olof | | | 2219 | SWE | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Akobian, Varuzhan | g | | 2617 | USA | 0.50 | 1 | 0.18 | 10 | 1.80 | | | Negi, Parimarjan | g | | 2642 | IND | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Vachier-Lagrave, Maxime | g | | 2699 | FRA | 0.00 | 1 | -0.22 | 10 | -2.20 | | | Agrest, Inna | | wm | 2189 | SWE | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Bisby, Daniel L | f | | 2264 | ENG | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Erdos, Viktor | g | | 2634 | HUN | 0.50 | 1 | 0.20 | 10 | 2.00 | | | Fridman, Daniel | g | | 2660 | GER | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Rodriguez Lopez, Rafael | m | | 2287 | ESP | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Kuipers, Stefan | f | | 2391 | NED | 0.50 | 1 | -0.12 | 10 | -1.20 | |
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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