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Individual Calculations January 2017 |
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| Badilla Hernandez, Johans Total change: 2.80 | |   |
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| I Open INS - Touch Costa Rica | San Jose | CRC | 2016-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1611 | 3.00 | 6 | 0.12 | 40 | 4.80 | |
|  Solis L., Efren A. | | | 2011 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Solano Cruz, Agustin | | | 1793 | CRC | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Ballestero Araya, Humberto | | | 1211 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zeledon Perez, Edgar | | | 1542 | CRC | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Mora Nunez, Kevin | | | 1452 | CRC | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Brizuela Benavides, Jorge | | | 1754 | CRC | 1.00 | 1 | 0.69 | 40 | 27.60 | | | * 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) | | | | Gran Torneo Abierto Metropolitano 2016 | San Jose | CRC | 2016-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1573 | 1611 | 1.00 | 2 | -0.05 | 40 | -2.00 | |
| | Granados Wing, Brian Saul | | | 1254 | CRC | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Vega Araya, Edwin | | | 1891 | CRC | 0.50 | 1 | 0.34 | 40 | 13.60 | |
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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