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Individual Calculations April 2009 |
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| Kiewra, Keaton Total change: -31.95 | |   |
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| 2008 Pan American Intercollegiate Chess Tournament | Fort Worth, Texas | USA | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2417 | 2380 | 1.50 | 5 | -0.77 | 15 | -11.55 | |
|  Rodriguez, Eric | | | 2270 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Kritz, Leonid | g | | 2592 | GER | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Cheng, Bindi | f | | 2361 | CAN | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Fernandez, Daniel | m | | 2366 | USA | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Antal, Gergely | m | | 2495 | HUN | 0.50 | 1 | 0.16 | 15 | 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) | | | | 14th Open Bosnjaci 2009 | Bosnjaci | CRO | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2364 | 6.00 | 9 | -0.32 | 15 | -4.80 | |
| | Kopic, Mirko | | | 2014 | CRO | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Purgar, Ivona | | | 2088 | CRO | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Djurkovic, Maks | | | 2123 | SLO | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Kuljasevic, Davorin | m | | 2526 | CRO | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Zivkovic, Nikola | | | 2193 | CRO | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Jefic, Srdjan | | | 2099 | BIH | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Hodak, Stevo | f | | 2177 | CRO | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Kristovic, Marijan | f | | 2331 | CRO | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Rosic, Slavko S | f | | 2237 | BIH | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | JG's Old-Fashioned Hamburgers Texas Masters | Richardson, Texas | USA | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2193 | 2364 | 1.00 | 3 | -1.04 | 15 | -15.60 | |
| | Shaffer, Alexander | | | 2014 | PUR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Ramirez, Alejandro | g | | 2551 | CRC | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Jayakumar, Adarsh | | | 2014 | IND | 0.00 | 1 | -0.89 | 15 | -13.35 | |
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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