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Individual Calculations January 2023 |
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| Field, Rowan Total change: 181.44 | |   |
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| Marshall FIDE Monday October-December 2022 Rounds 1-4 | New York, NY | USA | 2022-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1534 | 0.50 | 3 | 0.32 | 36 | 11.52 | |
|  Eisen, Zane | | | 1923 | USA | 0.00 | 1 | -0.09 | 36 | -3.24 | |  Herbst, Richard | | | 2138 | USA | 0.00 | 1 | -0.02 | 36 | -0.72 | | | Weisz, Bryan | | | 1962 | USA | 0.50 | 1 | 0.43 | 36 | 15.48 | |
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) | | | | 53rd annual National Chess Congress - 1800-2199 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1534 | 2.50 | 6 | 0.55 | 36 | 19.80 | |
| | Dubnoff, Micah Simon | | | 1601 | USA | 0.00 | 1 | -0.41 | 36 | -14.76 | | | Ling, Chenxuan | | | 1552 | USA | 1.00 | 1 | 0.53 | 36 | 19.08 | | | Kozower, Ethan | | | 1878 | USA | 0.50 | 1 | 0.38 | 36 | 13.68 | | | Yang, Maxwell Z | | | 1662 | USA | 0.00 | 1 | -0.33 | 36 | -11.88 | | | De Lellis, Pietro | | | 1674 | SUI | 1.00 | 1 | 0.69 | 36 | 24.84 | | | Ng, Timothy | | | 1673 | USA | 0.00 | 1 | -0.31 | 36 | -11.16 | |
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 October-December 2022 Rounds 5-6 | New York, NY | USA | 2022-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1534 | 2.00 | 2 | 1.35 | 36 | 48.60 | |
| | Shangin, Lev | | | 1473 | USA | 1.00 | 1 | 0.42 | 36 | 15.12 | | | Rosenberg, Evan S | | | 1964 | USA | 1.00 | 1 | 0.93 | 36 | 33.48 | |
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 Amateur Championship - Jerry Simon Memorial | New York, NY | USA | 2022-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1504 | 1.50 | 3 | 0.51 | 36 | 18.36 | |
| | Malyshev, Roman | | | 1892 | USA | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Alvarado-Yoshida, Nico | | | 1256 | USA | 1.00 | 1 | 0.19 | 36 | 6.84 | | | Kozower, Ethan | | | 1889 | USA | 0.50 | 1 | 0.41 | 36 | 14.76 | |
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) | | | | 37th annual Eastern Open - U2200 | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1504 | 3.50 | 5 | 2.31 | 36 | 83.16 | |
| | Chandi, Ishnoor Singh | | | 1776 | USA | 0.00 | 1 | -0.17 | 36 | -6.12 | | | Welcome, Chris | | | 1692 | USA | 0.50 | 1 | 0.24 | 36 | 8.64 | | | Tippa, Aswath Srisai | | | 1491 | USA | 1.00 | 1 | 0.48 | 36 | 17.28 | | | Zhu, Ryan | | | 1841 | USA | 1.00 | 1 | 0.88 | 36 | 31.68 | | | Simon, Christopher | | | 1838 | USA | 1.00 | 1 | 0.88 | 36 | 31.68 | |
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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