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Individual Calculations February 2023 |
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| Carey, Michael P Total change: -39.40 | |   |
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| 11th annual Boston Chess Congress - Premier | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1891 | 1.50 | 5 | -0.20 | 20 | -4.00 | |
|  Yang, Qindong | | | 2162 | CHN | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Sun, Ryan | c | | 2115 | USA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Padhye, Rohan | | | 2111 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Sharma, Vishruth Vinayak | | | 1881 | CAN | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Katsman, David | | | 1833 | USA | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | | | 55th annual Liberty Bell Open - Major | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1891 | 3.50 | 7 | -1.00 | 20 | -20.00 | |
| | Pugh, Lawrence B | | | 1871 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Jin, Jerry | | | 1732 | USA | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Zhu, Linxi | | | 1578 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Dubnoff, Micah Simon | | | 1647 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Christensen, Jimmy | | | 1710 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Deatrick, Alexander | | | 2095 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Sazci, Bilgen | | | 1801 | TUR | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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) | | | | 60th Annual Baltimore Open - Championship | Linthicum Heights, MD | USA | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1891 | 1.50 | 5 | -0.77 | 20 | -15.40 | |
| | Wang, Kevin | m | | 2413 | USA | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Mariappan, Anish M | | | 1757 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Gaw, Chloe | | | 1872 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Pillai, Adithya | | | 1880 | USA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Goktepe, Derin | | | 1886 | USA | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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) | | |
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