Player Page

De Koker, A (Andreas Stephanus)
Dob: 2014/01/08 (U12)
Gender: Male
Chess SA id: 1140151359
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2023/03/25 (457 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 rating1119.7
Current Weighted rating1129.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1129.3
Current highest rating achieved1119.7
Current floor (min rating allowed)619.7
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)±185.9
Current Raw change used (final)0.0
Projected new Raw rating1119.7
Projected new Weighed rating1037.6
Projected new Weighted performance474.6
Projected new final Raw rating (if new WP > new Raw)1119.7
Projected new highest rating1119.7
Projected new floor619.7
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1119.7
Projected effective change (new Official - current Official)-9.6
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 rating1102.8
Current Weighted rating1114.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1114.5
Current highest rating achieved1102.8
Current floor (min rating allowed)602.8
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 rating1102.8
Projected new Weighed rating1023.6
Projected new Weighted performance217.2
Projected new final Raw rating (if new WP > new Raw)1102.8
Projected new highest rating1102.8
Projected new floor602.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1102.8
Projected effective change (new Official - current Official)-11.7
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 rating1199.2
Current Weighted rating1199.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1199.3
Current highest rating achieved1199.2
Current floor (min rating allowed)699.2
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)±166.0
Current Raw change used (final)0.0
Projected new Raw rating1199.2
Projected new Weighed rating1103.3
Projected new Weighted performance338.7
Projected new final Raw rating (if new WP > new Raw)1199.2
Projected new highest rating1199.2
Projected new floor699.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1199.2
Projected effective change (new Official - current Official)-0.1
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Overberg School Chess Closed Tournament 2023 (U9 Boys) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 5 0.0 1200.0 1200.0 Analysis
1 Overberg Schools Bredasdorp Zone Trails 2023 (U7+U9) 2023/02/16 2023/03/02 Overberg (WOS) Rapid 20 0.47 6 6 3.0 1200.0 1200.0 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 11 2 2 7 3.0 27.3 -193.2 1207.6 1014.4
White 5 1 2 2 2.0 40.0 -85.0 1218.7 1133.7
Black 6 1 0 5 1.0 16.7 -283.3 1198.4 915.1
Standard All 5 0 0 5 0.0 0.0 -425.0 1197.6 772.6
White 2 0 0 2 0.0 0.0 -425.0 1206.9 781.9
Black 3 0 0 3 0.0 0.0 -425.0 1191.4 766.4
Rapid All 6 2 2 2 3.0 50.0 0.0 1216.0 1216.0
White 3 1 2 0 2.0 66.7 141.7 1226.5 1368.2
Black 3 1 0 2 1.0 33.3 -141.7 1205.4 1063.7
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 1150151365 Stodart, D (Daniël) 2 1.0 1 0 1 50.0 1200.0 0.0 1200.0 View list
2 1140139715 Van Zyl, E (Ethan) 2 0.0 0 0 2 0.0 1200.0 -425.0 775.0 View list
3 1160151362 Roeloffze, J (James) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1150138487 Van Eeden, C (Christian) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
5 2160151360 Fredericks, A (Aneca) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
6 1140150070 Badenhorst, M (Marinus) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1140145271 Avenant, E (Ethan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 1150150067 Otto, X (Xavier) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1160150066 Lingenfelder, S (Stephanus) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list