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Individual Calculations April 2019 |
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| Pitre, H G Total change: -59.20 | |   |
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| Panamerican Veteran & Senior Championship 2018 | St. Croix | ISV | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1919 | 2.00 | 9 | -2.14 | 20 | -42.80 | |
|  Mussanti, Diego | f | | 2319 * | ARG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Molina, Jorge | f | | 1968 | BOL | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Schoonmaker, Nicholas | c | | 2047 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Thau, Peter | | | 1607 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Brown, Clark | | | 1723 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Cohen, Lawrence | | | 1821 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Rodriguez Rivera, Pedro | m | | 2223 | CUB | 0.00 | 1 | -0.14 | 20 | -2.80 | | | O Neill, Julie Anne | | | 1692 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Fields, Paul | | | 2242 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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) | | | | 2019 Sacramento Senior Championship | Rancho Cordova, California | USA | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 1919 | 0.50 | 2 | -0.82 | 20 | -16.40 | |
| | Weideman, Thomas | | | 1942 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Ash, Richard | | | 1623 | USA | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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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