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Individual Calculations January 2024 |
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| Mendoza Alata, Victor Gabriel Total change: -21.60 | |   |
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| 1 Open IRT U1200 Circulo Peruano de Ajedrez | Lima | PER | 2023-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1090 | 1065 | 1.00 | 4 | -0.85 | 40 | -34.00 | |
|  Gutierrez Quispe, Benjamin Matias | | | 1114 | PER | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Montero Ricra, Kevin Johan | | | 1057 | PER | 0.00 | 1 | -0.51 | 40 | -20.40 | |  Campos Cueva, Roel Draxler | | | 1040 | PER | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Olazo Ricra, Leninka Estefany | | | 1150 | PER | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | 2 Open IRT U1200 Circulo Peruano de Ajedrez | Lima | PER | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1117 | 1065 | 2.00 | 5 | -0.14 | 40 | -5.60 | |
| | Bernal Alva, Rodrigo | | | 1156 | PER | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Garay Ramirez, Dhara Celeste | | | 1084 | PER | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Casimiro Villavicencio, Moises Ed | | | 1070 | PER | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Gutierrez Quispe, Benjamin Matias | | | 1114 | PER | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Bocanegra Reyes, Thiago Stephano | | | 1163 | PER | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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) | | | | IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 09 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1225 | 1029 | 2.00 | 6 | 0.45 | 40 | 18.00 | |
| | Castro Hinojosa, Gael Alejandro | | | 1221 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Moscoso Tellez, Joe Goldtie Marsh | | | 1315 | PER | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Villanueva Chavez, Dorian Gael | | | 1201 | PER | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Montoya Jorge, Richard Lionel | | | 1379 | PER | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Loayza Rivera, Bryan James | | | 1051 | PER | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Castillo Perales, Yago Said | | | 1183 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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