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Individual Calculations February 2023 |
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| Alami Messaoudi, Wissam Total change: -27.20 | |   |
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| 19e Bois-Colombes Chess Master - Open C | BOIS COLOMBES | FRA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1396 | 3.00 | 7 | -1.42 | 40 | -56.80 | |
|  Da Silva, Paul | | | 1493 | FRA | 0.00 | 1 | -0.37 | 40 | -14.80 | |  Liu, Oscar | | | 1058 | FRA | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Braja, Christine | | | 1066 | FRA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Barthere, Gilles | | | 1350 | FRA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Mecherfi, Nueman | | | 1304 | FRA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Davies, Milo | | | 1375 | WLS | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Perruquon, Laetitia | | | 1349 | FRA | 0.00 | 1 | -0.57 | 40 | -22.80 | |
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) | | | | Tournoi d'Asnieres de Nouvelle annee 2023 - moins de 2200 | ASNIERES SUR SEINE | FRA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1396 | 1.00 | 4 | -0.03 | 40 | -1.20 | |
| | Jacob, Renaud | | | 1935 | FRA | 0.00 | 1 | -0.03 | 40 | -1.20 | | | El Gemayel, Zahi | | | 1221 | FRA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Dia, Hussein | | | 1872 | FRA | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Barczyk, Corentin | | | 1621 | FRA | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | 1hKO interne La Dame Noire 2022 r6-7 | MONTIGNY LE BRETONNEUX | FRA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1396 | 1.50 | 2 | 0.61 | 40 | 24.40 | |
| | Rey, Julien | | | 1501 | FRA | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Bouloc, Roger | | | 1378 | FRA | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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) | | | | Tournoi des quatre samedis du Perreux-sur-Marne 2022-23 (-1800) r3-4 | LE PERREUX SUR MARNE | FRA | 2023-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1458 | 1396 | 1.00 | 2 | 0.16 | 40 | 6.40 | |
| | Rahary, David | | | 1548 | FRA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Gwozdz, Jean-Pierre | | | 1368 | FRA | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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