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Individual Calculations February 2023 |
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| Petersen, Henrik Total change: 139.20 | |   |
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| Internationales Winter Open 2022 | Berlin | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1994 | 5.50 | 7 | 2.05 | 40 | 82.00 | |
|  Hopp, Celina | | | 1628 | GER | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Chinguun, Sundui | | | 1773 | MGL | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Tiarks, Jann-Christian | c | | 2197 | GER | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Johansson, Jukka | | | 2095 | FIN | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Torosyan, Bagrat | | | 1861 | GER | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Krefenstein, Sergej | | | 2111 | GER | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Tschernatsch, Johannes | f | | 2295 | GER | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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 | | Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 B | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 1994 | 4.00 | 5 | 1.11 | 20 | 22.20 | |
| | Buss, Stephan | | | 1986 | GER | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Scheele, Marcus | | | 1931 | GER | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Rose, Daniel | | | 1902 | GER | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Woithe, Daniel | | | 2066 | GER | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Teschke, Max | | | 1789 | GER | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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) | | | NOTE: K factor changed | | Deutsche Schach-Amateurmeisterschaft 2022-2023 Q3 B | Bad Wildungen | GER | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 1994 | 4.00 | 5 | 1.75 | 20 | 35.00 | |
| | Siemes, Robert | | | 1974 | GER | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Broeker, Clemens | | | 2009 | GER | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Kandic, Milan | f | | 2023 | SRB | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Holloway, Timo | | | 2093 | GER | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Thieme, Daniel Otis | | | 2053 | GER | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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