Individual Calculations July 2009
 Webb, Laurence E  Total change: -14.55  Rating chartPersonal card
 Regionalliga Ruhrgebiet Bochum GER 2008-09-14
RcRownchangeKK*chgGame
 2250 2327 4.50 5 1.48 15 22.20 
  Kotter, Ralf f2310 GER1.0010.48157.20 
  Niermann, Michael, Dr. f2237 GER1.0010.38155.70 
  Torres-Kuckel, Rafael f2270 GER0.501-0.0815-1.20 
  Hassenrueck, Helmut 2168 GER1.0010.29154.35 
  Schlange, Stefan 2265 GER1.0010.41156.15 

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)
 
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2266 2347 1.00 4 -1.45 15 -21.75 
  Sherwin, James T m2232 USA0.501-0.1615-2.40 
  Osborne, Marcus E 2199 ENG0.501-0.2015-3.00 
  Mah, Karl C C m2408 ENG0.001-0.4215-6.30 
  Zeidler, Sven P 2224 WLS0.001-0.6715-10.05 

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)
 
 N1 - R10-11 Various FRA 2009-04-04
RcRownchangeKK*chgGame
 2349 2346 0.00 2 -1.00 15 -15.00 
  Carlier, Bruno m2398 NED0.001-0.4315-6.45 
  Debray, Christopher f2299 FRA0.001-0.5715-8.55 

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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