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Individual Calculations September 2021 |
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| Luo, Terry Total change: -48.80 | |   |
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| 11th Annual Dewain Barber National Tournament of Middle School State Champions | Cherry Hill, New Jersey | USA | 2021-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2124 | 3.50 | 5 | 0.68 | 40 | 27.20 | |
|  Mathiyazhagan, Ashrith | | | 1724 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Wen, Tommy | | | 1971 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Chasin, Nico Werner | f | | 2300 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Ngo, Bach | | | 2071 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Vidyarthi, Vyom | c | | 2225 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 51st Annual Continental Open - Master | Sturbridge, Massachusetts | USA | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2124 | 1.50 | 6 | -1.44 | 40 | -57.60 | |
| | Beradze, Irakli | m | | 2475 | GEO | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Zeltsan, Joseph | | | 2301 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Song, Alan | | | 2076 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Lizarazo, Juan Car | | | 1952 | COL | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Lee, Justin | | | 2028 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Krishnakumar, Sriram | c | | 2026 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | |
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) | | | | 53rd Annual Atlantic Open - Major | Reston, Virginia | USA | 2021-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 2124 | 3.00 | 5 | -0.46 | 40 | -18.40 | |
| | Peterson, Scott | | | 1724 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Smith, Bryan G | g | | 2422 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Nair, Siddhant | | | 1832 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Jiang, Andrew | | | 1899 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Kanli, Alperen | | | 1923 | AZE | 0.50 | 1 | -0.26 | 40 | -10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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