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Individual Calculations June 2023 |
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| Marsh, James Total change: -26.60 | |   |
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| Marshall 2023 March-April Thursday Open Rounds 4-6 | New York, NY | USA | 2023-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1962 | 2.50 | 3 | 0.76 | 20 | 15.20 | |
|  Dans, Dwight | | | 1987 | USA | 0.50 | 1 | 0.03 | 20 | 0.60 | |  Gutnik, Aleksandr | | | 1934 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Nkululeko, Nkosi | | | 1788 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | 2023 April Marshall Premier | New York, NY | USA | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1969 | 1.00 | 4 | -1.44 | 20 | -28.80 | |
| | Mottola, Max | | | 1887 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Buchanan, Royal | | | 1820 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Dong, Kyle | | | 1832 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Mbonu, David | | | 2004 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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) | | | | Marshall FIDE Monday April-May 2023 Rounds 1-2 | New York, NY | USA | 2023-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1969 | 1.00 | 1 | 0.42 | 20 | 8.40 | |
| | Hrop, Stephen | | | 1911 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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) | | | | Marshall Monday FIDE 21 Rounds 1-2 | New York, NY | USA | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1969 | 0.00 | 1 | -0.50 | 20 | -10.00 | |
| | Rabin, Evan Zachary | | | 1971 | USA | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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) | | | | Marshall FIDE Monday April-May 2023 Rounds 3-6 | New York, NY | USA | 2023-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 1969 | 1.00 | 3 | -0.35 | 20 | -7.00 | |
| | Klein, Ethan | | | 1932 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Rosenberg, Evan S | | | 1956 | USA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Herbst, Richard | | | 2134 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | Marshall Monday FIDE 21 Rounds 3-6 | New York, NY | USA | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1969 | 1.00 | 2 | -0.38 | 20 | -7.60 | |
| | Marino, Nicholas | | | 1558 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dans, Dwight | | | 1997 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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) | | | | 2023 May Marshall Premier | New York, NY | USA | 2023-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1969 | 2.50 | 5 | 0.16 | 20 | 3.20 | |
| | Chasin, Nico | m | | 2442 | USA | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Aravindakshan, Sahana | | | 1745 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Nasta, Kiren | | | 1882 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Leschinsky, Gary | | | 1969 | USA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Bugayev, Vladimir | | | 2046 | USA | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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) | | |
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