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Individual Calculations February 2015 |
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| Pijpers, Arthur Total change: 37.00 | |   |
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| Schaakfestival Groningen 2014 Open A | Groningen | NED | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2331 | 2355 | 5.00 | 9 | 0.23 | 20 | 4.60 | |
|  Fluit, Johnny | | | 2081 | NED | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Ma, Qun | g | | 2621 | CHN | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Bar, Aviv | | | 2142 | ISR | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Mohammad, Nubairshah Shaikh | | | 2275 | IND | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Mollema, Thomas | | | 2136 | NED | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Hovhannisyan, Mher | m | | 2511 | BEL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Wempe, Joost | | | 2262 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Biolek, Richard Jr. | m | | 2446 | CZE | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Svane, Rasmus | m | | 2507 | GER | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | Tata Steel Chess Tournament 2015 - T Top | Wijk aan Zee | NED | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2372 | 2363 | 6.00 | 9 | 1.62 | 20 | 32.40 | |
| | Van Delft, Merijn | m | | 2419 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Guramishvili, Sopiko | m | wg | 2366 | GEO | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Beerdsen, Thomas | f | | 2317 | NED | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Van Assendelft, Floris | m | | 2354 | NED | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Beukema, Stefan | f | | 2380 | BEL | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Bosboom, Manuel | m | | 2410 | NED | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Kevlishvili, Robby | f | | 2375 | NED | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Hopman, Pieter | f | | 2387 | NED | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Admiraal, Miguoel | f | | 2341 | NED | 0.50 | 1 | -0.03 | 20 | -0.60 | |
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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