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Individual Calculations July 2021 |
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| Penagalapati, Abhinav Total change: -44.00 | |   |
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| 30th Annual Chicago Open - Open | Wheeling, Illinois | USA | 2021-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2158 | 1916 | 0.00 | 3 | -0.62 | 40 | -24.80 | |
|  Li, Eric Yuhan | f | | 2268 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Clayton, Ryan Daniel | | | 2124 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Wen, Yili | | | 2082 | CHN | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | 30th Annual Chicago Open - Under 2300 | Wheeling, Illinois | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1916 | 1.50 | 4 | -0.09 | 40 | -3.60 | |
| | Kakutani, Yuta | | | 2085 | JPN | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Schremser, Andrew M | | | 1957 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Hon, Eric | | | 1930 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Curcio, Jack | | | 1996 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | |
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 |
| 2021 | 1940 | 3.00 | 7 | 0.24 | 40 | 9.60 | |
| | Haessler, Carl A | | | 2014 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Mills, James A | | | 1976 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Rosenthal, Nicholas | | | 2159 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Langreck, John | | | 2161 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Melvin, Bill | | | 1951 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Phares, Eric | | | 1814 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Levine, Joseph | | | 2073 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | 15th Annual Philadelphia Open - Major | Philadelphia, Pennsylvania | USA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1940 | 1.50 | 3 | -0.63 | 40 | -25.20 | |
| | Guha, Rohit | | | 1641 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Lane, Thomas Coe | | | 1561 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Zhang, Samuel | | | 2033 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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