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Individual Calculations September 2023 |
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| Muthukumaran, Gurru Total change: 134.80 | |   |
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| 10th Annual Potomac Open - U2200 | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1686 | 3.00 | 4 | 1.46 | 40 | 58.40 | |
|  Liu, Joshua | | | 1452 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Ilnytsky, Alexander | | | 1978 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Steel, Simon Arthur | | | 1989 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Levine, Owen | | | 1715 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | | | 1st Annual Pennsylvania Classic | Langhorne, Pennsylvania | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1686 | 3.00 | 3 | 1.04 | 40 | 41.60 | |
| | Lilianna, Gao | | | 1373 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Rishi, Madiraju | | | 1424 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Sam, Schenk | | | 1853 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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) | | | | 10th Annual Washington International - Premier | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1686 | 4.50 | 9 | 0.87 | 40 | 34.80 | |
| | Yakubov, Mardon | | | 2046 | UZB | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Iyer, Vedanth | | | 1389 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Su, Kevin | | | 1915 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Bensaid, Ibrahim | | | 1598 | ALG | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Diao, Matthew Guo | | | 1799 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Pabalan, Edward M | | | 1515 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Hyland, Mark Daniel | | | 1880 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Yehamandram, Yogeshwar | | | 1900 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Ye, Chen-Chen | | | 1847 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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) | | |
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