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Individual Calculations December 2021 |
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| Rodriguez Santiago, Jaime Total change: -4.60 | |   |
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| Torneo Abierto de Ajedrez UPR Rio Piedras - Clase A | Rio Piedras | PUR | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 2057 | 2.00 | 4 | -0.84 | 20 | -16.80 | |
|  Burgos Rodriguez, Edison | | | 1707 | PUR | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Rosario Salas, Jonatan | | | 1857 | PUR | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Gerena Rivas, Eliam | f | | 1996 | PUR | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Boggiano Pereira, Miguel A. | | | 1980 | PUR | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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) | | | | Sub-Zonal 2.3.5 Absoluto 2021 | San Pedro de Macoris | DOM | 2021-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 2064 | 6.50 | 9 | 0.61 | 20 | 12.20 | |
| | Shaffer, Alexander | | | 1678 | PUR | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Luna Zapata, Nidio Esteban | | | 1857 | DOM | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Fermin, Kedual | | | 1788 | DOM | 0.50 | 1 | -0.33 | 20 | -6.60 | | | McKennis, Darren | | | 1735 | JAM | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Mejias Nunez, Rafael E. | | | 1981 | PUR | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Moscoso Silva, Carlos Antonio | | | 1974 | DOM | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Mendez Reyes, David Antonio | | | 2100 | DOM | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Zilleruelo Irizarry, Diego | | | 2069 | PUR | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Blackman, Justin | f | | 2192 | BAR | 1.00 | 1 | 0.67 | 20 | 13.40 | |
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) | | |
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