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Individual Calculations August 2021 |
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| Jiang, Brandon Total change: 62.28 | |   |
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| PNWCC vs Sophia - June 2021 | Redmond (USA) and Sophia (BUL) | USA | 2021-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 1954 | 1.50 | 2 | 1.20 | 36 | 43.20 | |
|  Djingarova, Emilia | | wg | 2246 | BUL | 1.00 | 1 | 0.85 | 36 | 30.60 | |  Djingarova, Emilia | | wg | 2246 | BUL | 0.50 | 1 | 0.35 | 36 | 12.60 | |
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 - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1954 | 6.50 | 9 | -0.25 | 36 | -9.00 | |
| | Rajmohan, Vikram | | | 1554 * | ENG | 1.00 | 1 | 0.08 | 36 | 2.88 | | | Farberov, Maxim | | | 1995 | USA | 1.00 | 1 | 0.56 | 36 | 20.16 | | | Tarantin, Joseph | | | 1693 | USA | 0.50 | 1 | -0.32 | 36 | -11.52 | | | Nandhakumar, Vaseegaran | | | 1567 | USA | 0.00 | 1 | -0.91 | 36 | -32.76 | | | Shah, Kai Mahesh | | | 1723 | USA | 1.00 | 1 | 0.21 | 36 | 7.56 | | | Jiang, Andrew | | | 1754 | USA | 0.00 | 1 | -0.76 | 36 | -27.36 | | | Books, Muskee | | | 1867 | USA | 1.00 | 1 | 0.38 | 36 | 13.68 | | | Oommen, Binju | | | 1904 | IND | 1.00 | 1 | 0.43 | 36 | 15.48 | | | Lee, Daniel | | | 1554 * | USA | 1.00 | 1 | 0.08 | 36 | 2.88 | | | * 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) | | | | PNWCC vs Plovdiv II - Match 2 | Redmond (USA) and Plovdiv (BUL) | USA | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2261 | 1954 | 2.00 | 8 | 0.78 | 36 | 28.08 | |
| | Nikolova, Adriana | | wg | 2243 | BUL | 0.50 | 1 | 0.34 | 36 | 12.24 | | | Nikolova, Adriana | | wg | 2243 | BUL | 0.00 | 1 | -0.16 | 36 | -5.76 | | | Krastev, Goran | | | 2140 | BUL | 0.50 | 1 | 0.24 | 36 | 8.64 | | | Krastev, Goran | | | 2140 | BUL | 0.00 | 1 | -0.26 | 36 | -9.36 | | | Georgiev, Todor | | | 2307 | BUL | 0.50 | 1 | 0.39 | 36 | 14.04 | | | Georgiev, Todor | | | 2307 | BUL | 0.50 | 1 | 0.39 | 36 | 14.04 | | | Pantev, Veselin | m | | 2354 * | BUL | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Pantev, Veselin | m | | 2354 * | BUL | 0.00 | 1 | -0.08 | 36 | -2.88 | | | * 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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