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Individual Calculations September 2023 |
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| Singh, Siddharth Total change: -30.45 | |   |
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| 6th Annual Queen City of the Prairie Open and Fort Worth Championship | Fort Worth, Texas | USA | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1692 | 3.00 | 5 | 0.95 | 29 | 27.55 | |
|  Vuyyuru, Shriyan | | | 1281 | USA | 1.00 | 1 | 0.08 | 29 | 2.32 | |  Lu, Zechen | | | 1976 | USA | 1.00 | 1 | 0.84 | 29 | 24.36 | | | Liu, Kevin | | | 1798 | USA | 0.50 | 1 | 0.14 | 29 | 4.06 | | | Tineo, Brian Jeremiah | | | 2037 | DOM | 0.00 | 1 | -0.11 | 29 | -3.19 | | | Navarro, Roman Nicholas | | | 1693 | USA | 0.50 | 1 | 0.00 | 29 | 0.00 | |
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) | | | | 2023 Houston Chess Festival - Open | Houston, TX | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1498 | 1692 | 2.50 | 4 | -0.50 | 29 | -14.50 | |
| | Petukhov, Arthur | | | 1452 | USA | 0.00 | 1 | -0.80 | 29 | -23.20 | | | Wang, Andy Y | | | 1560 | USA | 1.00 | 1 | 0.32 | 29 | 9.28 | | | Goldstein, Doug | | | 1455 | USA | 1.00 | 1 | 0.20 | 29 | 5.80 | | | Martins, Devin Sanjay | | | 1524 | USA | 0.50 | 1 | -0.22 | 29 | -6.38 | |
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 DFW FIDE 6 - Premier | Irving, TX | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1790 | 3.00 | 5 | -1.31 | 29 | -37.99 | |
| | Lad, Neil | | | 1475 | USA | 0.50 | 1 | -0.36 | 29 | -10.44 | | | Babel, Amay | | | 1569 | USA | 0.50 | 1 | -0.28 | 29 | -8.12 | | | Thilop, Aarav Nambiar | | | 1436 | IND | 0.50 | 1 | -0.39 | 29 | -11.31 | | | Prakash, Nandini | | | 1484 | USA | 0.50 | 1 | -0.36 | 29 | -10.44 | | | Bupeshnath, Arjun | | | 1390 * | USA | 1.00 | 1 | 0.08 | 29 | 2.32 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Houston Summer Championship 2023 | Houston, TX | USA | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1790 | 3.50 | 5 | -0.01 | 29 | -0.29 | |
| | Zhang, Alicia | | | 1434 | USA | 1.00 | 1 | 0.11 | 29 | 3.19 | | | Li, Rachael | | wc | 1980 | USA | 0.00 | 1 | -0.25 | 29 | -7.25 | | | Wilder, Greg | | | 1498 | USA | 0.50 | 1 | -0.35 | 29 | -10.15 | | | McDevitt, Jacob | | | 1608 | USA | 1.00 | 1 | 0.26 | 29 | 7.54 | | | Shen, Yangyang | | | 1571 | USA | 1.00 | 1 | 0.22 | 29 | 6.38 | |
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 Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1790 | 1.50 | 5 | -0.18 | 29 | -5.22 | |
| | Wilson, Matthew Spencer | | | 1982 | USA | 0.50 | 1 | 0.25 | 29 | 7.25 | | | Vinod, Aarush | | | 2044 | USA | 0.00 | 1 | -0.19 | 29 | -5.51 | | | Gaw, Chloe | | | 1874 | USA | 0.50 | 1 | 0.12 | 29 | 3.48 | | | Lyu, Ethan Toby | | | 1808 | USA | 0.00 | 1 | -0.47 | 29 | -13.63 | | | Zhao, Alex | | | 1870 | USA | 0.50 | 1 | 0.11 | 29 | 3.19 | |
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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