Player Page

Koekemoer, I (Ivan)
Dob: 2008/06/11 (U18)
Gender: Male
Chess SA id: 1080101029
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2019/08/02 (1790 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 rating1137.8
Current Weighted rating1137.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1137.8
Current highest rating achieved1171.4
Current floor (min rating allowed)671.4
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)±181.2
Current Raw change used (final)0.0
Projected new Raw rating1137.8
Projected new Weighed rating1046.8
Projected new Weighted performance263.1
Projected new final Raw rating (if new WP > new Raw)1137.8
Projected new highest rating1171.4
Projected new floor671.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1137.8
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 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
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 rating1114.0
Current Weighted rating1114.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1114.0
Current highest rating achieved1170.8
Current floor (min rating allowed)670.8
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)±187.4
Current Raw change used (final)0.0
Projected new Raw rating1114.0
Projected new Weighed rating1024.9
Projected new Weighted performance276.9
Projected new final Raw rating (if new WP > new Raw)1114.0
Projected new highest rating1170.8
Projected new floor670.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1114.0
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 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
3 Gert Sibande Laerskole Finaal 2019 (O11) 2019/08/02 2019/08/02 Gert Sibande (MGS) Rapid 30 0.60 5 5 1.0 1171.4 1170.8 Analysis
2 2019 Super 12 Laerskole (Seniors) 2019/05/04 2019/05/04 Tshwane (GTP) Rapid 30 0.60 5 5 3.0 1170.2 1160.0 Analysis
1 2018 Super 12 (Junior) 2018/05/05 2018/05/05 Tshwane (GTP) Rapid 30 0.60 5 5 2.0 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 15 6 0 9 6.0 40.0 -85.0 1112.9 1027.9
White 8 2 0 6 2.0 25.0 -212.5 1036.8 824.3
Black 7 4 0 3 4.0 57.1 60.7 1199.9 1260.6
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 15 6 0 9 6.0 40.0 -85.0 1112.9 1027.9
White 8 2 0 6 2.0 25.0 -212.5 1036.8 824.3
Black 7 4 0 3 4.0 57.1 60.7 1199.9 1260.6
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 1070114719 Hugo, J (Jeandre) 1 1.0 1 0 0 100.0 1170.2 425.0 1595.2 View list
2 1070114702 Chibusi, K (Kaelo) 1 1.0 1 0 0 100.0 1170.2 425.0 1595.2 View list
3 1090117396 Letsebe, K (Kamogelo) 1 1.0 1 0 0 100.0 1171.4 425.0 1596.4 View list
4 109092361 Pullen, L (Luke Mark) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1080109072 Nel, J (Jonothan) 1 1.0 1 0 0 100.0 1170.2 425.0 1595.2 View list
6 109090798 Wiid, D (Daniel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1090114760 Van Rooyen, J (Joe-Dyllan) 1 0.0 0 0 1 0.0 1171.4 -425.0 746.4 View list
8 108093442 Van Der Merwe, E (Eduan) 1 0.0 0 0 1 0.0 1171.4 -425.0 746.4 View list
9 108053922 Mans, P (Phillip) 1 0.0 0 0 1 0.0 1170.2 -425.0 745.2 View list
10 108086787 Janse Van Rensburg, M (Marco) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 1080101066 Human, W (Wp) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 1080117387 Barnard, F (Franko) 1 0.0 0 0 1 0.0 1171.4 -425.0 746.4 View list
13 108090799 Fernandes, A (Alanzo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1090117398 Erasmus, C (Cornelius) 1 0.0 0 0 1 0.0 1171.4 -425.0 746.4 View list
15 2060111685 Dreyer, M (Marli) 1 0.0 0 0 1 0.0 1170.2 -425.0 745.2 View list