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Individual Calculations September 2022 |
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| Nandhakumar, Vaseegaran Total change: 64.00 | |   |
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| 12th Annual Barber National Tournament of Middle School State Champions | Rancho Mirage, California | USA | 2022-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 1909 | 2.50 | 4 | 1.22 | 40 | 48.80 | |
|  Mikoyan, Suren | | | 1509 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ngo, Bach | f | | 2298 | USA | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Zhao, Erick | f | | 2290 | USA | 0.50 | 1 | 0.41 | 40 | 16.40 | |  Hardaway, Brewington | c | | 2176 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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) | | | | The Chess Refinery's Houston Summer Championship 2022 | Houston, TX | USA | 2022-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1909 | 3.50 | 5 | 0.38 | 40 | 15.20 | |
| | Mysore, Abhinav Naveen | | | 1662 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Anandh, Vijay Srin | | | 1666 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Chen, Ryo | f | | 2286 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Zhang, Eric J | | | 1766 | USA | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Qin, Kevin | | | 1735 | CAN | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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