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Individual Calculations September 2023 |
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| Sankar, Arjun Total change: -22.80 | |   |
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| WIM Ruth Haring Memorial Tuesday Night Marathon - Over 2000 Round 1-3 | San Francisco, CA | USA | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1797 | 1700 | 1.00 | 2 | 0.26 | 40 | 10.40 | |
|  Chinchwadkar, Om | | | 1735 | USA | 0.50 | 1 | 0.05 | 40 | 2.00 | |  Walder, Michael | | | 1859 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | |
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) | | | | WIM Ruth Haring Memorial Tuesday Night Marathon - Over 2000 Round 4-7 | San Francisco, CA | USA | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1668 | 1.00 | 2 | 0.21 | 40 | 8.40 | |
| | Vora, Yash Rathin | | | 1661 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Hao, Max | | | 1831 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | 13th annual Central California Open - Major | Fresno, CA | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1668 | 0.50 | 3 | -0.44 | 40 | -17.60 | |
| | Chinchwadkar, Om | | | 1731 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Andranigian, Armen | | | 1856 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Wu, Nathan Ping-Ying | | | 1846 | CAN | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | 2023 Las Vegas Open - Open | Las Vegas, NV | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1668 | 0.00 | 3 | -0.60 | 40 | -24.00 | |
| | Chinni, Rishabh | | | 1872 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Hong, Pearson | | | 1966 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Creger V, Leo | | | 1896 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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