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Individual Calculations February 2018 |
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| Lu, Joshua Total change: 4.00 | |   |
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| 2018 New Year Open Championship | Santa Clara, California | USA | 2018-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1727 | 3.00 | 6 | 1.07 | 40 | 42.80 | |
|  Krishnakumar, Sriram | c | | 1808 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | |  Senthilkumar, Pranav | c | | 2001 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Ghita, Vlad-Bogdan | | | 1805 | ROU | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Wang, John | | | 1767 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Chobanyan, Sergei | | | 1927 | GEO | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Cheng, Daniel | | | 1876 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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) | | | | 9th Annual Golden State Open | Concord, California | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1727 | 1.50 | 6 | -0.65 | 40 | -26.00 | |
| | Kolay, Alex | | | 2034 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Krishnakumar, Sriram | c | | 1808 | USA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Shivakumar, Shawnak | | | 1545 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Askin, Michael | | | 1950 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Wu, Sijing | | | 1980 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Kaleeswaran, Jaisuraj | | | 1750 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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) | | | | 2018 Bay Area Chess Championship | Santa Clara, California | USA | 2018-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1727 | 1.00 | 3 | -0.32 | 40 | -12.80 | |
| | Pan, David | | | 1931 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Tang, Michael | | | 1841 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Shivakumar, Shawnak | | | 1545 | USA | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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) | | |
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