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Individual Calculations July 2021 |
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| Guha, Rohit Total change: 223.41 | |   |
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| 30th Annual Chicago Open - Under 2100 | Wheeling, Illinois | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1609 | 1649 | 1.50 | 4 | -0.69 | 33 | -22.77 | |
|  Caen, Andy | | | 1778 | FRA | 1.00 | 1 | 0.67 | 33 | 22.11 | | | Baalla, Nura | | | 1701 | USA | 0.00 | 1 | -0.43 | 33 | -14.19 | |  Lee, Daniel | | | 1398 | USA | 0.00 | 1 | -0.81 | 33 | -26.73 | | | Kozower, Ethan | | | 1558 | USA | 0.50 | 1 | -0.12 | 33 | -3.96 | |
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) | | | | 14th Annual Cleveland Open - Major | Middleburg Heights, Ohio | USA | 2021-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1641 | 2.50 | 5 | 1.93 | 33 | 63.69 | |
| | Sampath, Aja | | | 1981 | USA | 0.50 | 1 | 0.38 | 33 | 12.54 | | | Bonin, Jay Richard | m | | 2041 * | USA | 0.50 | 1 | 0.42 | 33 | 13.86 | | | Sage, J Timothy | | | 2041 * | USA | 1.00 | 1 | 0.92 | 33 | 30.36 | | | Feliachi, Nabil | | | 2039 | USA | 0.00 | 1 | -0.08 | 33 | -2.64 | | | Padhye, Rohan | | | 1876 | USA | 0.50 | 1 | 0.29 | 33 | 9.57 | | | * 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) | | | | 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1641 | 4.00 | 7 | 3.18 | 33 | 104.94 | |
| | Sosa, Nestor R | c | | 2041 * | PAN | 1.00 | 1 | 0.92 | 33 | 30.36 | | | Shevkunov, Vladyslav | | | 1955 | USA | 0.50 | 1 | 0.36 | 33 | 11.88 | | | Kukavica, Tony | | | 2035 | USA | 0.50 | 1 | 0.42 | 33 | 13.86 | | | Rieb, Kyle C | | | 2041 * | USA | 0.00 | 1 | -0.08 | 33 | -2.64 | | | Zagar, Dane Bruno | | | 1843 | USA | 0.50 | 1 | 0.26 | 33 | 8.58 | | | Williams, John M | | | 2041 * | USA | 1.00 | 1 | 0.92 | 33 | 30.36 | | | Mills, James A | | | 1976 | USA | 0.50 | 1 | 0.38 | 33 | 12.54 | | | * 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) | | | | 15th Annual Philadelphia Open - Major | Philadelphia, Pennsylvania | USA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1641 | 3.00 | 5 | 2.35 | 33 | 77.55 | |
| | Hill, Leroy | | | 1969 | USA | 1.00 | 1 | 0.87 | 33 | 28.71 | | | Wang, Alex | | | 2041 * | USA | 0.50 | 1 | 0.42 | 33 | 13.86 | | | Penagalapati, Abhinav | | | 1940 | USA | 0.50 | 1 | 0.35 | 33 | 11.55 | | | Zhang, Samuel | | | 2033 | USA | 0.00 | 1 | -0.08 | 33 | -2.64 | | | Cardwell, Guy | | | 1867 | USA | 1.00 | 1 | 0.79 | 33 | 26.07 | | | * 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) | | |
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