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Individual Calculations January 2020 |
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| Zhou, Liran Total change: -10.00 | |   |
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| Fall 2019 CCCSA IM Norm Invitational | Charlotte, North Carolina | USA | 2019-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2339 | 2314 | 4.50 | 9 | 0.29 | 20 | 5.80 | |
|  Drozdowski, Kacper | m | | 2467 | POL | 1.00 | 1 | 0.70 | 20 | 14.00 | |  Furfine, Jacob | f | | 2302 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Francisco, Richard | | | 2281 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Shen, Christopher | f | | 2306 | USA | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Shankar, Gauri | f | | 2340 | IND | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Jacobson, Aaron | f | | 2301 | USA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Martin Del Campo, Roberto | m | | 2314 | MEX | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Arribas Lopez, Angel | g | | 2436 | ESP | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Tsay, Vincent | f | | 2300 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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) | | | | 38th Annual Empire City Open | New York, New York | USA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2317 | 4.00 | 6 | -0.79 | 20 | -15.80 | |
| | Zheng, Michael Zihan | | | 2013 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Idnani, Roshan Ritesh | c | | 2088 | USA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Vogel, Jake | | | 1945 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Uddin, Mubassar | | | 2019 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Vasserman, Daniel | | | 2177 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Samadashvili, Martha | | wf | 2170 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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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