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Individual Calculations January 2016 |
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| Mejias Nunez, Rafael Total change: -5.60 | |   |
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| 2do. Torneo Abierto de Ajedrez Pioneros Boricuas | Caguas | PUR | 2015-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1479 | 1.50 | 4 | 0.26 | 40 | 10.40 | |
|  Velazquez Rivera, Pedro J. | | | 1796 | PUR | 0.50 | 1 | 0.37 | 40 | 14.80 | |  Vellon Naveira, Genesis | | | 1528 | PUR | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Corbo Gonzalez, Ruben R. | | | 1502 | PUR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Ortiz Vives, Carlos R. | | | 1711 | PUR | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | | | Campeonato Juvenil de Puerto Rico 2015 | Bayamon | PUR | 2015-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1530 | 0.00 | 3 | -0.40 | 40 | -16.00 | |
| | Davila Blanco, Juan Jose | c | | 1930 * | PUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rivera Rivera, Roberto I. | | | 1786 | PUR | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Beauchamp Perez, Angel A. | | | 1855 | PUR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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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