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Individual Calculations February 2019 |
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| Ramirez Madrid, Gerardo Alfonso Total change: -56.50 | |   |
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| 28th Annual North American Open | Las Vegas, Nevada | USA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 1977 | 1.50 | 7 | -1.10 | 25 | -27.50 | |
|  Breckenridge, Steven | f | | 2289 | USA | 0.00 | 1 | -0.14 | 25 | -3.50 | |  Shen, Christopher | f | | 2311 | USA | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Kong, Dezheng | | | 2142 | CAN | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Nilsson, Roy | | | 1800 | USA | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Xia, Brandon | | | 2051 | USA | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Mishra, Abhimanyu | c | | 2128 | USA | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Encinas Varela, David | | | 1885 | MEX | 0.50 | 1 | -0.13 | 25 | -3.25 | |
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) | | | | Campeonato Nacional Absoluto 2019 | San Jose | CRC | 2019-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 1977 | 3.50 | 11 | 0.70 | 25 | 17.50 | |
| | Chinchilla Miranda, Eugenio | f | | 2220 | CRC | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Jimenez Garcia, Emmanuel | f | | 2335 | CRC | 0.00 | 1 | -0.10 | 25 | -2.50 | | | Alfaro Guillen, Jose Raul | | | 2006 | CRC | 0.50 | 1 | 0.04 | 25 | 1.00 | | | Solano Cuya, Bryan | m | | 2249 | CRC | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Tapia Quiros, Gustavo | c | | 2043 | CRC | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Valdes Romero, Leonardo | m | | 2377 * | CRC | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Arias Santana, Mauricio | m | | 2270 | CRC | 1.00 | 1 | 0.85 | 25 | 21.25 | | | Murillo Gonzalez, Carlos E | f | | 2008 | CRC | 0.50 | 1 | 0.04 | 25 | 1.00 | | | Duran Vega, Sergio | m | | 2377 * | CRC | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Chaves Sanchez, Gabriel A | | | 2142 | CRC | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Quesada Campos, Jordi Alessandre | c | | 2044 | CRC | 0.50 | 1 | 0.09 | 25 | 2.25 | | | * 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) | | | | Campeonato Nacional Juvenil Absoluto Sub18 2019 | San Jose | CRC | 2019-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1977 | 6.00 | 9 | -1.86 | 25 | -46.50 | |
| | Herrera Granados, Felipe | | | 1577 * | CRC | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Mata Tencio, Randall | | | 1660 | CRC | 1.00 | 1 | 0.13 | 25 | 3.25 | | | Quesada Leon, Joshua | | | 1770 | CRC | 1.00 | 1 | 0.23 | 25 | 5.75 | | | Solano Cordero, Jorge | | | 1739 | CRC | 0.50 | 1 | -0.30 | 25 | -7.50 | | | Ramirez Marchena, Carlos Andres | | | 1577 * | CRC | 0.50 | 1 | -0.42 | 25 | -10.50 | | | Torres Romero, Cristhian | | | 1594 | CRC | 0.50 | 1 | -0.41 | 25 | -10.25 | | | Calvo Campos, Adrian | | | 1577 * | CRC | 0.00 | 1 | -0.92 | 25 | -23.00 | | | Solano Saltachin, Carlos Andres | | | 1672 | CRC | 0.50 | 1 | -0.36 | 25 | -9.00 | | | Rosales Gonzalez, Erick Josue | | | 1627 | CRC | 1.00 | 1 | 0.11 | 25 | 2.75 | | | * 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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