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Individual Calculations February 2019 |
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| Santanna, Paulo Total change: -5.00 | |   |
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| 28th Annual North American Open | Las Vegas, Nevada | USA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 1900 | 1.00 | 4 | -0.18 | 20 | -3.60 | |
|  Lynch, Joshua | | | 2267 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Sam, Gabriel | | | 2185 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Nyamdorj, Davaaochir | | | 2111 | CAN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Lee, Jayden | | | 1759 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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) | | | | Bay Area International | Burlingame, California | USA | 2019-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 1871 | 0.50 | 6 | -0.62 | 20 | -12.40 | |
| | Kiewra, Keaton | m | | 2271 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Eswaran, Ashritha | | wm | 2227 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Wu, Rochelle | | wc | 2154 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Arne, Mike | | | 2124 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Sathiaram, Sarvadh | | | 2046 | IND | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Kondakov, Adrian | | | 2012 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 10th Annual Golden State Open | Concord, California | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1871 | 2.00 | 3 | 0.58 | 20 | 11.60 | |
| | Penagalapati, Abhinav | | | 1602 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Perea, Juan Diego | | | 2077 | ESP | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Dasika, Archit | | | 1978 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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) | | | | CM Azhar Memorial Championship | Santa Clara, California | USA | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1871 | 2.50 | 4 | -0.03 | 20 | -0.60 | |
| | Pan, David | | | 1976 | USA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Ghosh, Prarthan | | | 1471 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Penagalapati, Abhinav | | | 1602 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Karnavat, Ojas | | | 1929 | IND | 0.50 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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