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Individual Calculations October 2023 |
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| Nkululeko, Nkosi Total change: 40.40 | |   |
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| Marshall Monday FIDE 20 Rounds 1-5 | New York, NY | USA | 2023-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1830 | 2.00 | 5 | 0.38 | 40 | 15.20 | |
|  Ruiz, Alberto Arnedo | | | 2081 | ESP | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Herbst, Richard | | | 2122 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Hrop, Stephen | | | 1845 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Rosenberg, Evan S | | | 1941 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Modi, Ethan | | | 1869 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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 | | Marshall Thursday Open 6 | New York, NY | USA | 2023-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1830 | 2.00 | 4 | -0.01 | 20 | -0.20 | |
| | Dans, Dwight | | | 1999 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Berg, George | | | 1789 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Chernin, Oliver | | | 1970 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Kobanenko, Mikhail | | | 1520 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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 | | Marshall Premier 24 | New York, NY | USA | 2023-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 1810 | 2.00 | 4 | 1.27 | 20 | 25.40 | |
| | Nasta, Kiren | | | 2052 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Johnston, Daniel F | | | 2005 | USA | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Feng, Andrew | | | 1996 | USA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Zeltsan, Joseph | | | 2427 | USA | 0.00 | 1 | -0.02 | 20 | -0.40 | |
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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