Player Page

Koopman, C (Christopher-John)
Dob: 1991/07/08 (Adult)
Gender: Male
Chess SA id: 191016215
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s): TS
Last active: 2023/09/09 (441 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1080.2
Current Weighted rating1083.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1083.6
Current highest rating achieved1103.0
Current floor (min rating allowed)603.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±196.7
Current Raw change used (final)0.0
Projected new Raw rating1080.2
Projected new Weighed rating996.5
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1103.0
Projected new floor603.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1080.2
Projected effective change (new Official - current Official)-3.4
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1079.0
Current Weighted rating1082.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1082.6
Current highest rating achieved1103.0
Current floor (min rating allowed)603.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±197.0
Current Raw change used (final)0.0
Projected new Raw rating1079.0
Projected new Weighed rating995.6
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1103.0
Projected new floor603.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1079.0
Projected effective change (new Official - current Official)-3.6
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1103.0
Current Weighted rating1103.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1103.0
Current highest rating achieved1103.0
Current floor (min rating allowed)603.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±190.4
Current Raw change used (final)0.0
Projected new Raw rating1103.0
Projected new Weighed rating1014.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1103.0
Projected new floor603.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1103.0
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1181.0
Current Weighted rating1157.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1181.0
Current highest rating achieved1181.0
Current floor (min rating allowed)681.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±170.4
Current Raw change used (final)0.0
Projected new Raw rating1181.0
Projected new Weighed rating1066.2
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1181.0
Projected new floor681.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1181.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 WP Club League 2023 (B) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 2 0.0 1103.0 1103.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 2 0 0 2 0.0 0.0 -425.0 1289.3 864.3
White 1 0 0 1 0.0 0.0 -425.0 1279.1 854.1
Black 1 0 0 1 0.0 0.0 -425.0 1299.6 874.6
Standard All 2 0 0 2 0.0 0.0 -425.0 1289.3 864.3
White 1 0 0 1 0.0 0.0 -425.0 1279.1 854.1
Black 1 0 0 1 0.0 0.0 -425.0 1299.6 874.6
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 104045224 Maxwell, T (Tristan) 1 0.0 0 0 1 0.0 1103.0 -425.0 678.0 View list
2 169047854 Green, L (Lyndon) 1 0.0 0 0 1 0.0 1103.0 -425.0 678.0 View list