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Individual Calculations December 2023 |
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| Pupols-Petzal, Viktors Total change: 4.40 | |   |
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| 2023 Washington Challenger's Cup | Seattle, WA | USA | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1788 | 2.50 | 4 | -0.81 | 20 | -16.20 | |
|  Razmov, Gabriel | | | 1525 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Ramkumar, Nikhil | | | 1501 | USA | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Patankar, Vijay | | | 1561 | USA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Seshadri, Sridhar | | | 1474 | 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) | | | | Washington Class Championships - Master | Bellevue, WA | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1790 | 2.50 | 6 | 1.03 | 20 | 20.60 | |
| | Liu, Austin | | | 1924 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Sundaram, Siddarth | | | 2205 | IND | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Lu, Yiding | c | | 2045 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Jammalamadaka, Vihaan | | | 1830 | USA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Sprumont, Oscar | | | 2012 | CAN | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Omori, Michael | | | 1998 | USA | 0.50 | 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) | | |
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