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Individual Calculations September 2023 |
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| Chinchwadkar, Om Total change: 28.00 | |   |
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| 1000GM Summer Championship - Open | Sunnyvale, CA | USA | 2023-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1735 | 3.50 | 7 | 1.05 | 20 | 21.00 | |
|  Vidyarthi, Omya | | wm | 1958 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Mei, Ethan R | | | 1554 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Bhatia, Aadit | | | 2065 | IND | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Lu, Joshua | | | 1921 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Hao, Max | | | 1833 | USA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Lee, Yesun Kate | | wc | 1766 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Fong, Kevin | | | 1898 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | 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 |
| 1801 | 1735 | 1.00 | 2 | 0.17 | 20 | 3.40 | |
| | Gokhale, Rishabh C | | | 1902 | IND | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Sankar, Arjun | | | 1700 | USA | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | July BAC Real Championship - MX | Milpitas, California | USA | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1735 | 2.50 | 5 | 0.20 | 20 | 4.00 | |
| | Xia, Joshua | | | 1890 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Zhou, Ivan | | | 1625 | USA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Wang, Michael Lei | | | 1829 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Badhe, Ronak | | | 1738 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Brereton, Justin | | | 1743 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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) | | | | 13th annual Central California Open - Major | Fresno, CA | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1731 | 1.50 | 4 | -0.02 | 20 | -0.40 | |
| | Wu, Nathan Ping-Ying | | | 1846 | CAN | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Molodyk, Mikhail Alexandrovic | | | 1743 | RUS | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Sankar, Arjun | | | 1668 | USA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Atwell, Rose | | | 2081 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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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