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Individual Calculations January 2018 |
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| Prayer Galletti, Mattia Total change: -7.00 | |   |
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| OP 28 Infrasettimanale SSL | Roma | ITA | 2017-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1634 | 1.00 | 5 | -0.35 | 20 | -7.00 | |
|  Cuccarini, Andrea | | | 1989 | ITA | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Pastore, Cosmas | | | 1826 | ITA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Vannelli, Vittorio | | | 1713 | ITA | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Maselli, David | | | 1736 | ITA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Nucci, Luciano | | | 1838 | ITA | 1.00 | 1 | 0.76 | 20 | 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) | | |
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