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Individual Calculations April 2023 |
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| Marcus, Paul Total change: -12.40 | |   |
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| Open Jaws 2023 Ronde 2 | Brussels | BEL | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1230 | 1.00 | 1 | 0.58 | 40 | 23.20 | |
|  Velez, Germain | | | 1291 | BEL | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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) | | | | Belgian Interclubs 2022-2023 Ronde 8 | Various Places | BEL | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1230 | 0.00 | 1 | -0.06 | 40 | -2.40 | |
| | Van Duuren, Louis | | | 1674 | NED | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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) | | | | Open Brussels Winter 2023 Rounds 8 - 11 | Brussels | BEL | 2023-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1360 | 1230 | 0.00 | 2 | -0.65 | 40 | -26.00 | |
| | Gilson, Pacome | | | 1366 | BEL | 0.00 | 1 | -0.32 | 40 | -12.80 | |  Maury, Etienne | | | 1353 | BEL | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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) | | | NOTE: K factor changed | | Open Jaws 2023 Ronde 3 | Brussels | BEL | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1230 | 0.00 | 1 | 0.00 | 20 | 0.00 | |
| | Sarkisian, Arman | | | 1971 | BEL | 0.00 | 1 | 0.00 | 20 | 0.00 | |
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) | | | NOTE: K factor changed | | Belgian Interclubs 2022-2023 Ronde 9 | Various Places | BEL | 2023-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1230 | 0.00 | 1 | -0.21 | 20 | -4.20 | |
| | De Landtsheer, Jean-Michel | | | 1457 | BEL | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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) | | | NOTE: K factor changed | | Open Jaws 2023 Ronde 4 | Brussels | BEL | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1230 | 0.00 | 1 | -0.15 | 20 | -3.00 | |
| | Vargas, Luis | | | 1530 | BEL | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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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