Individual Calculations February 2018
 Coleman, David J  Total change: 20.00  Rating chartPersonal card
 Hastings Masters Tournament 2017-18 Hastings ENG 2017-12-28
RcRownchangeKK*chgGame
 2088 2076 5.00 9 0.56 20 11.20 
  Dempsey, John 1911 ISV0.001-0.7220-14.40 
  Warnke, Klaus 1716 GER1.0010.10202.00 
  Larsen, Andreas 1953 NOR1.0010.33206.60 
  Kristiansen, Jens g2415 DEN0.5010.38207.60 
  Mannion, Stephen R m2285 SCO0.001-0.2320-4.60 
  Dev, Shah c1877 IND1.0010.24204.80 
  Pitschka, Claus f2249 GER0.5010.23204.60 
  Cherniaev, Alexander g2436 RUS0.001-0.1020-2.00 
  Stoyanov, Viktor 1950 ENG1.0010.33206.60 

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)
 
 Hastings Weekend Open Tournament 2017-18 Hastings ENG 2018-01-06
RcRownchangeKK*chgGame
 1947 2055 3.00 5 -0.09 20 -1.80 
  Hamilton, Michael J 1655  * ENG1.0010.08201.60 
  Britton, Richard L f2256 ENG0.5010.26205.20 
  Dong, Bao Nghia 2153 VIE0.001-0.3720-7.40 
  Ridge, Michael 1833 SCO0.501-0.2820-5.60 
  Ruane, Brendan J 1838 ENG1.0010.22204.40 
 * 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)
 
 2017/18 4NCL Division 2 Rounds 3-4 Solihull ENG 2018-01-13
RcRownchangeKK*chgGame
 2157 2055 0.50 2 -0.24 20 -4.80 
  Willson, Ollie 2057 ENG0.5010.00200.00 
  Barry, Colm 2257 IRL0.001-0.2420-4.80 

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)
 
 Tradewise Gibraltar Chess Festival 2018 Challenger A Gibraltar ENG 2018-01-22
RcRownchangeKK*chgGame
 2089 2055 3.00 5 0.77 20 15.40 
  Plotkin, Victor f2242 CAN0.5010.24204.80 
  Makka, Ioulia wm2167 GRE1.0010.652013.00 
  Sanz Wawer, Daniel 2134 POL0.001-0.3920-7.80 
  Sousa, Ludy Helsio Paulo c2153 NOR0.5010.13202.60 
  Livesey, R Nigel 1750 ENG1.0010.14202.80 

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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