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Individual Calculations February 2018 |
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| Perepelitsky, Phillip Total change: -48.80 | |   |
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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 |
| 1787 | 2095 | 2.00 | 5 | -2.27 | 20 | -45.40 | |
|  Singireddy, Sathvik | | | 1695 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Dasika, Archit | | | 1871 | USA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Wang, Henry | | | 1820 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Karnavat, Ojas | | | 1804 | IND | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Nathan, Krishna | | | 1743 | USA | 0.00 | 1 | -0.89 | 20 | -17.80 | | | * 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) | | | | 9th Annual Golden State Open | Concord, California | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 2095 | 4.00 | 6 | 0.43 | 20 | 8.60 | |
| | Anderson, Michael | | | 1705 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Virtanen, Teemu | f | | 2301 | FIN | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Taghizadeh, Rayan | f | | 2346 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Mahesh, Tejas | | | 1695 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Askin, Michael | | | 1950 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Pan, Kevin | | | 2007 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | * 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) | | | | 2018 Bay Area Chess Championship | Santa Clara, California | USA | 2018-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 2095 | 2.00 | 3 | -0.60 | 20 | -12.00 | |
| | Nathan, Krishna | | | 1743 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Krishnakumar, Sriram | c | | 1808 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Palusa, Maurya | | | 1771 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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