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Individual Calculations September 2023 |
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| Singh, Hersh Total change: 225.20 | |   |
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| 2023 U.S. Junior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2060 | 3.00 | 4 | 1.51 | 40 | 60.40 | |
|  Trey, Justin | | | 1660 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Amburgy, Ryan | f | | 2293 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Espinosa, Pedro Roberto | c | | 2263 | USA | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Lu, Maximillian | m | | 2394 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | * 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) | | | | 39th Annual GM Denker National Tournament of High School State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2060 | 2.00 | 4 | 0.69 | 40 | 27.60 | |
| | Huston, Gus | f | | 2341 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Wang, Jason | m | | 2428 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Park, Evan | m | | 2384 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Chen, Mark Y A | | | 1660 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | XXXIII Pan-American Youth Chess Festival - Under 18 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2264 | 2068 | 5.50 | 8 | 3.43 | 40 | 137.20 | |
| | Yoo, Eugene | | | 2194 | USA | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Zheng, Richard | f | | 2180 | CAN | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Tanaka, Taira Tyler | f | | 2297 | CAN | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Guo, Andrew | f | | 2330 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Karthik, Advaith | | | 2132 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Laddha, Shubh Jayesh | f | | 2397 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Rusonik, Max | c | | 2175 | CAN | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Shlyakhtenko, Robert | m | | 2403 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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) | | |
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