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Individual Calculations August 2021 |
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| Li, Eric Yuhan Total change: -16.00 | |   |
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| 14th Annual Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2270 | 4.50 | 9 | -1.01 | 20 | -20.20 | |
|  Akopian, Vladimir | g | | 2638 | USA | 0.50 | 1 | 0.40 | 20 | 8.00 | |  Andriasian, Zaven | g | | 2581 | ARM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Zeng, Sheena | | wc | 2059 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Kakutani, Yuta | | | 2085 | JPN | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Altman, Joshua A | c | | 1966 | ENG | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Kondakov, Adrian | c | | 1986 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Wu, Rochelle | | wm | 2144 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Hakobyan, Eduard | | | 2127 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Li, Hanxiang | | | 2118 | CHN | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2282 | 5.00 | 9 | -1.95 | 20 | -39.00 | |
| | Lee, Justin | | | 1964 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Adewole, Adeyinka | | | 1937 | NGR | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Atanasov, Anthony | f | | 2070 | CAN | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Thurlow, Ryan G | | | 2059 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Tanenbaum, Zachary | | | 2137 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Kondakov, Adrian | c | | 2075 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Lu, Ming | | | 2174 | USA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Truelson, Joseph | | | 2044 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Pan, Kevin | | | 2111 | 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) | | | | PNWCC vs Plovdiv II - Match 1 | Redmond (USA) and Plovdiv (BUL) | USA | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2389 | 2282 | 5.00 | 8 | 2.16 | 20 | 43.20 | |
| | Simeonov, Stefan | | | 2391 | BUL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Simeonov, Stefan | | | 2391 | BUL | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Kozhuharov, Spas | m | | 2407 | BUL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Kozhuharov, Spas | m | | 2407 | BUL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Zahariev, Zahari | m | | 2387 | BUL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Zahariev, Zahari | m | | 2387 | BUL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Ermenkov, Evgenij | g | | 2370 | BUL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Ermenkov, Evgenij | g | | 2370 | BUL | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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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