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Individual Calculations September 2019 |
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| Ramnarine Singh, Aradhana Total change: -70.00 | |   |
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| Carifta Junior Chess Championships 2019 - U12 Female | Willemstad | AHO | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1177 | 1267 | 0.50 | 2 | -0.74 | 40 | -29.60 | |
|  Oconnor, Zaina | | wc | 1192 | JAM | 0.50 | 1 | -0.10 | 40 | -4.00 | |  Griffiths, Laila | | | 1161 | JAM | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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) | | | | Kenneth Phillip - Paladins Open 2019 | Port of Spain | TTO | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1289 | 1267 | 0.50 | 3 | -1.01 | 40 | -40.40 | |
| | Jones, David | | | 1667 * | TTO | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ramtahal, Justin | | | 1025 | TTO | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Joseph, Sanjiv | | | 1174 | TTO | 0.00 | 1 | -0.63 | 40 | -25.20 | | | * 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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