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Individual Calculations August 2019 |
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| Jacobson, Brandon Total change: -0.40 | |   |
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| 47th Annual World Open | Philadelphia, Pennsylvania | USA | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2405 | 2456 | 4.50 | 8 | 0.08 | 10 | 0.80 | |
|  Lu, Ming | | | 2092 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Taylor, Timothy | m | | 2213 | USA | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Jayaraman, Arvind | f | | 2224 | IND | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Cordova, Emilio | g | | 2615 | PER | 1.00 | 1 | 0.71 | 10 | 7.10 | | | Azarov, Sergei | g | | 2601 | BLR | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Quesada Perez, Yasser | g | | 2572 | CUB | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Andriasian, Zaven | g | | 2589 | ARM | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Rohde, Michael | g | | 2332 | USA | 0.00 | 1 | -0.67 | 10 | -6.70 | |
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) | | | | 2019 U.S. Junior Championship | Saint Louis, Missouri | USA | 2019-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2440 | 2456 | 4.50 | 9 | -0.12 | 10 | -1.20 | |
| | Niemann, Hans | m | | 2467 | USA | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Checa, Nicolas | g | | 2506 | USA | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Vaidya, Atulya | | | 2118 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Yu, Jennifer | f | wg | 2341 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Tang, Andrew | g | | 2495 | USA | 0.00 | 1 | -0.45 | 10 | -4.50 | | | Hilby, Craig | m | | 2433 | USA | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Liang, Awonder | g | | 2592 | USA | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Sheng, Joshua | m | | 2449 | USA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Burke, John | g | | 2562 | USA | 0.50 | 1 | 0.14 | 10 | 1.40 | |
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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