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Individual Calculations February 2022 |
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| Wong, Andrew Yun Total change: -26.80 | |   |
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| 31st Annual North American Open - Under 2100 | Las Vegas, Nevada | USA | 2021-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1585 | 0.50 | 4 | -1.53 | 40 | -61.20 | |
|  Sethuraman, Roshan | | | 1294 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | |  Nguyen, Dang Minh | | | 1808 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kut, Patrick John | | | 1645 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Tang, Vincent | | | 1558 | USA | 0.00 | 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) | | | | BayAreaChess: 2022 New Year Open Championship - XAB | Cupertino, California | USA | 2022-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1595 | 3.00 | 4 | 0.58 | 40 | 23.20 | |
| | Ramaswamy, Pudur | | | 1342 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Dehghani Zahedani, Ashkan | | | 1742 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Bhaduri, Neil S | | | 1382 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Patil, Yashas | | | 1564 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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) | | | | 15th Annual Golden State Open - Under 2100 | Concord, California | USA | 2022-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1595 | 3.00 | 4 | 0.28 | 40 | 11.20 | |
| | Vale Cruz, Armin | | | 1479 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Gong, Andrew | | | 1353 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Yang, Vian | | | 1290 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Boldi, Nicholas Armen | | | 1669 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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) | | |
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