Individual Calculations July 2021 |
|
|
Posthuma, Joshua Total change: 87.60 | | |
|
30th Annual Chicago Open - Open | Wheeling, Illinois | USA | 2021-05-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
2306 | 2291 | 5.50 | 9 | 1.19 | 20 | 23.80 | |
| Johnson, Donald | | | 1990 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | Shabalov, Alexander | g | | 2528 | USA | 0.50 | 1 | 0.30 | 20 | 6.00 | | Chandran, Kapil | f | | 2402 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | | Shetty, Atulya Arya | m | | 2466 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | Amburgy, Ryan | | | 2033 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | Titus, Andrew Lewis | | | 2154 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | Liang, Awonder | g | | 2592 | USA | 0.50 | 1 | 0.35 | 20 | 7.00 | | Bora, Safal | m | | 2395 | USA | 0.00 | 1 | -0.36 | 20 | -7.20 | | Oberoi, Shelev | | | 2198 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | 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) | | 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
Rc | Ro | w | n | change | K | K*chg | Game |
2423 | 2256 | 5.50 | 8 | 3.19 | 20 | 63.80 | |
| Stremavicius, Titas | g | | 2469 | LTU | 0.50 | 1 | 0.27 | 20 | 5.40 | | Vorontsov, Pavlo | g | | 2540 | UKR | 1.00 | 1 | 0.84 | 20 | 16.80 | | Zierk, Steven | g | | 2499 | USA | 0.50 | 1 | 0.30 | 20 | 6.00 | | Tang, Andrew | g | | 2538 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | Khachiyan, Melikset | g | | 2481 | USA | 0.50 | 1 | 0.28 | 20 | 5.60 | | Kunka, Harshid | | | 1913 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | Schmakel, Samuel Arthur | m | | 2435 | USA | 1.00 | 1 | 0.73 | 20 | 14.60 | | Matviishen, Viktor | m | | 2512 | UKR | 1.00 | 1 | 0.81 | 20 | 16.20 | | 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) | |
|