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Individual Calculations February 2019 |
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| Valdez Torres, Nestor Josue Total change: 85.60 | |   |
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| Abierto Internacional Metropolitano Premier 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 1763 | 4.50 | 9 | 1.85 | 40 | 74.00 | |
|  Fernandez Sibaja, Felipe J | c | | 2111 | CRC | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Arostegui Gonzalez, Ricardo | c | | 1559 | CRC | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Hernandez Coto, Carlos Enrique | c | | 2003 | CRC | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Cardona Mejia, Kerin Omar | | | 1960 | HON | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Cantillo Alvarado, Luis Manuel | | | 1911 | CRC | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Lobo, Antonio | | | 1828 | PAN | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Solano Cruz, Agustin | c | | 1874 | CRC | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Garcia Cerda, Ricardo | f | | 2103 | NCA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Vilpoux, Jeremie | | | 2061 | FRA | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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) | | | NOTE: K factor changed | | Campeonato Nacional Juvenil Absoluto Sub20 2019 | San Jose | CRC | 2019-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1790 | 4.50 | 6 | 0.58 | 20 | 11.60 | |
| | Mora Melendez, Jose Pablo | | | 1390 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sandi Castro, Allan | | | 1390 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hernandez Leandro, Alejandro | | | 1390 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Castillo Morales, Thais | | wm | 1925 | CRC | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Marin Leon, Valeria | | wc | 1681 | CRC | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Quesada Campos, Jordi Alessandre | c | | 2044 | CRC | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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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