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Individual Calculations July 2010 |
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| Simon Vergara, Ruth Elizab Total change: -40.00 | |   |
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| TORNEO IRT ABIERTO "20 ANOS DEL AJEDREZ EN HUANUCO" SUB 1700 | HUĂNUCO, PERU | PER | 2010-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1506 | 0.00 | 2 | -0.67 | 25 | -16.75 | |
|  Tolentino Berrospi, Leydi | | | 1603 | PER | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Nunez Malpartida, Victor A | | | 1655 | PER | 0.00 | 1 | -0.30 | 25 | -7.50 | |
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) | | | | II TORNEO IRT ABIERTO "ASES DEL TABLERO" | HUANUCO, PERU | PER | 2010-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1506 | 0.50 | 2 | -0.42 | 25 | -10.50 | |
| | Villa Sanchez, Luis Arnold | | | 1236 | PER | 0.50 | 1 | -0.33 | 25 | -8.25 | | | Rojas Mena, Jhann Carlos | | | 1887 | PER | 0.00 | 1 | -0.09 | 25 | -2.25 | |
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) | | | | III TORNEO IRT ABIERTO TALENTOS EN ACCION | HUANUCO | PER | 2010-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1506 | 0.00 | 2 | -0.51 | 25 | -12.75 | |
| | Ruiz Santacruz, Astrid | | | 1650 | PER | 0.00 | 1 | -0.31 | 25 | -7.75 | |  Huere Orihuela, Abel Domin | | | 1747 | PER | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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) | | |
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