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Individual Calculations December 2023 |
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| Bagdasarian, Ararat Total change: 20.00 | |   |
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| 18th annual Los Angeles Open - U2100 | Irvine, CA | USA | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1550 | 2.50 | 4 | 0.48 | 40 | 19.20 | |
|  Zhuge, Katherine | | | 1548 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | |  Tang, Owen | | | 1508 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Chyngyz, Sultai | c | | 1671 | KGZ | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Zhang, Warren Xiao | | | 1463 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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) | | | | 58th American Open - Under2000 | Garden Grove, California | USA | 2023-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1550 | 1.50 | 2 | 0.02 | 40 | 0.80 | |
| | Janapareddy, Seshasri Ananya | | | 1391 | USA | 0.50 | 1 | -0.21 | 40 | -8.40 | | | He, Bonnie | | | 1336 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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) | | |
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