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Individual Calculations April 2018 |
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| Sun Chin, Robert Patrick Total change: -50.40 | |   |
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| Torneo Paco Perez 2018 | Panama | PAN | 2018-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 2093 | 2.50 | 5 | -1.32 | 40 | -52.80 | |
|  Chaluja, Jose Antonio | c | | 1769 | PAN | 0.00 | 1 | -0.87 | 40 | -34.80 | |  Lombardo, Elias | | | 1776 | PAN | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Carrillo, Jose Antonio | | | 1786 | PAN | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Ramos, Efren Andres | | | 2175 | PAN | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Lobo, Antonio | | | 1823 | PAN | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | Subzonal Absoluto 2.3.C | San Jose | CRC | 2018-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2093 | 5.50 | 9 | 0.06 | 40 | 2.40 | |
| | Arostegui Gonzalez, Ricardo | c | | 1693 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Baules, Jorge | m | | 2328 | PAN | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Lossi C., Cyrano Jose | | | 1825 | GUA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Del Cid Winter, Roberto | | | 1716 | CRC | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Palencia, Julio | | | 1773 | GUA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Gavarrete, Nahun | f | | 2300 | HON | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Lacayo, Rene | f | | 2234 | NCA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Cantillo Alvarado, Luis Manuel | | | 1789 | CRC | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Arias, Daniel | f | | 2242 | ESA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | * 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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