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Individual Calculations December 2017 |
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| Harding, Tim D Total change: 4.20 | |   |
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| Armstrong Cup 2017-18 Rounds 1-2 | Various | IRL | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 1994 | 0.50 | 1 | 0.21 | 20 | 4.20 | |
|  Jackson, Carl | | | 2149 | IRL | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | World Senior Championship 2017 over 65 | Acqui Terme | ITA | 2017-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 1994 | 5.50 | 11 | 0.00 | 20 | 0.00 | |
| | Tarjan, James | g | | 2394 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Pipitone, Antonio | | | 1783 | ITA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Zharokov, Biket | | | 1664 | KAZ | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Haubt, Georg | f | | 2195 | GER | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Furman, Boris | f | | 2174 | RUS | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Singer, Hans | f | | 2174 | AUT | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Zotes Flecha, Luis | | | 1834 | ESP | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Goldsmith, Alan D | | | 2227 | AUS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Scowen, Roger S | | | 1849 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Pierangeli, Andrea | | | 1845 | ITA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Rotelli, Pietro | | | 1843 | ITA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | * 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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