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Individual Calculations June 2018 |
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| Jacobson, Brandon Total change: 11.00 | |   |
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| 27th Annual Eastern Class Championship | Sturbridge, Massachusetts | USA | 2018-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2322 | 3.50 | 5 | 0.08 | 20 | 1.60 | |
|  Song, Alan | | | 1974 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Hernandez-Camen, Angel | | | 2091 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Sevian, Samuel | g | | 2619 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Yi, Richard | | | 2048 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Yanayt, Eugene | f | | 2120 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | 27th Annual Chicago Open | Wheeling, Illinois | USA | 2018-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2333 | 2292 | 4.50 | 9 | 0.47 | 20 | 9.40 | |
| | Kovalyov, Anton | g | | 2660 | CAN | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Sheth, Hriday | | | 1892 * | IND | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Preotu, Razvan | g | | 2494 | CAN | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Chandra, Akshat | g | | 2500 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Bartochowski, Nicholas | | | 2005 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Hevia Alejano, Carlos Antonio | g | | 2489 | CUB | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Talukdar, Rohan | c | | 2161 | CAN | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Gareyev, Timur | g | | 2602 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Wang, Jason | c | | 2196 | USA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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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