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Individual Calculations August 2023 |
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| Howes, David J Total change: -6.60 | |   |
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| Coulsdon Chess Daytime Chess Club Summer Term 2023 July | Coulsdon | ENG | 2023-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1318 | 1.00 | 3 | 0.00 | 20 | 0.00 | |
|  Bermudez, Venerando | | | 1367 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | |  Kaddu, Mukasa (fred) | | | 1690 | ENG | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Gillespie, Frank | | | 1336 | ENG | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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) | | | | Coulsdon Chess Summer Cup 2023 - U1500 Round 2 - July | Coulsdon | ENG | 2023-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1253 | 1335 | 1.50 | 3 | -0.33 | 20 | -6.60 | |
| | Whelan, Sean | | | 1219 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Smyth, Sandy A | | | 1332 | ENG | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Marsden, Oscar | | | 1207 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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