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Individual Calculations March 2015 |
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| Erenburg, Sergey Total change: -17.40 | |   |
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| 38th Cardinal Open | Columbus, Ohio | USA | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2279 | 2606 | 3.50 | 5 | -0.81 | 10 | -8.10 | |
|  Multhopp, Hans | f | | 2206 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Ramer, Scott | | | 2206 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Song, Edward | f | | 2286 | USA | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Jayaram, Ashwin | m | | 2445 | IND | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Griggs, Walker Kyl | | | 2254 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | * 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) | | | | 53rd Annual Baltimore Open | Linthicum, Maryland | USA | 2015-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2313 | 2604 | 4.00 | 5 | -0.17 | 10 | -1.70 | |
| | Strenzwilk, Denis | | | 2204 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zimmer, Ralph P. | f | | 2204 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Sarkar, Justin | m | | 2372 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Wang, Kevin | f | | 2366 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Enkhbat, Tegshsure | m | | 2419 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | * 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) | | | | 2015 Southwest Class Championships | Fort Worth, Texas | USA | 2015-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2396 | 2604 | 3.00 | 5 | -0.76 | 10 | -7.60 | |
| | Yang, Darwin | m | | 2469 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Ruiz, Joshua | m | | 2405 | COL | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Eckert, Doug D | f | | 2216 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Kadric, Denis | m | | 2498 | BIH | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Vazquez, Guillermo | f | | 2394 | PAR | 1.00 | 1 | 0.23 | 10 | 2.30 | |
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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