Player Page

Coetzee, A (Abraham)
Dob: 2015/09/12 (U10)
Gender: Male
Chess SA id: 1150192865
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/06/08 (98 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 rating1167.7
Current Weighted rating1184.1
Current Weighted performance1062.5
Current official/published rating (highest between Raw, WR and WP)1184.1
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)±173.6
Current Raw change used (final)0.0
Projected new Raw rating1167.7
Projected new Weighed rating1088.9
Projected new Weighted performance1062.5
Projected new final Raw rating (if new WP > new Raw)1167.7
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)1167.7
Projected effective change (new Official - current Official)-16.4
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 rating1138.0
Current Weighted rating1173.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1173.3
Current highest rating achieved1138.0
Current floor (min rating allowed)638.0
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)±181.1
Current Raw change used (final)0.0
Projected new Raw rating1138.0
Projected new Weighed rating1078.6
Projected new Weighted performance298.2
Projected new final Raw rating (if new WP > new Raw)1138.0
Projected new highest rating1138.0
Projected new floor638.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1138.0
Projected effective change (new Official - current Official)-35.3
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 rating1206.6
Current Weighted rating1200.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1206.6
Current highest rating achieved1215.6
Current floor (min rating allowed)715.6
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)±164.3
Current Raw change used (final)0.0
Projected new Raw rating1206.6
Projected new Weighed rating1104.3
Projected new Weighted performance1066.6
Projected new final Raw rating (if new WP > new Raw)1206.6
Projected new highest rating1215.6
Projected new floor715.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1206.6
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Western Cape - Brian Raubenheimer Development Tournament 2024 (U9 Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 3.0 1168.5 1215.6 Analysis
4 Robertson Strategema Chess May 2024 (U9) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 30 0.60 5 5 3.0 1152.4 1186.0 Analysis
3 Brave Knights 2024 (U9) 2024/03/16 2024/03/16 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1199.2 1192.4 Analysis
2 Cape Winelands Schools - Prestige 2024 (U9 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 1.0 1199.2 1200.0 Analysis
1 Cape Winelands Schools - PS Trials 1 2024 (U9 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 3.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Western Cape - Brian Raubenheimer Development Tournament 2024 (U9 Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 3.0 1168.5 1215.6 Analysis
4 Robertson Strategema Chess May 2024 (U9) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 30 0.60 5 5 3.0 1152.4 1186.0 Analysis
3 Brave Knights 2024 (U9) 2024/03/16 2024/03/16 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1199.2 1192.4 Analysis
2 Cape Winelands Schools - Prestige 2024 (U9 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 1.0 1199.2 1200.0 Analysis
1 Cape Winelands Schools - PS Trials 1 2024 (U9 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 28 13 0 15 13.0 46.4 -30.4 1187.0 1156.7
White 13 4 0 9 4.0 30.8 -163.5 1179.2 1015.7
Black 15 9 0 6 9.0 60.0 85.0 1193.9 1278.9
Standard All 5 1 0 4 1.0 20.0 -255.0 1214.0 959.0
White 2 1 0 1 1.0 50.0 0.0 1201.5 1201.5
Black 3 0 0 3 0.0 0.0 -425.0 1222.4 797.4
Rapid All 23 12 0 11 12.0 52.2 18.5 1181.2 1199.7
White 11 3 0 8 3.0 27.3 -193.2 1175.1 981.9
Black 12 9 0 3 9.0 75.0 212.5 1186.8 1399.3
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 28 13 0 15 13.0 46.4 -30.4 1187.0 1156.7
White 13 4 0 9 4.0 30.8 -163.5 1179.2 1015.7
Black 15 9 0 6 9.0 60.0 85.0 1193.9 1278.9
Standard All 5 1 0 4 1.0 20.0 -255.0 1214.0 959.0
White 2 1 0 1 1.0 50.0 0.0 1201.5 1201.5
Black 3 0 0 3 0.0 0.0 -425.0 1222.4 797.4
Rapid All 23 12 0 11 12.0 52.2 18.5 1181.2 1199.7
White 11 3 0 8 3.0 27.3 -193.2 1175.1 981.9
Black 12 9 0 3 9.0 75.0 212.5 1186.8 1399.3
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 1150300856 Nel, C (Curtly) 2 1.0 1 0 1 50.0 1175.8 0.0 1175.8 View list
2 1160156946 Edons, M (Mihandro) 2 1.0 1 0 1 50.0 1160.5 0.0 1160.5 View list
3 1160146207 Kleinbooi, R (Riley) 2 0.0 0 0 2 0.0 1199.6 -425.0 774.6 View list
4 1160153048 Du Plooy, W (William) 1 1.0 1 0 0 100.0 1199.2 425.0 1624.2 View list
5 1160192864 Breytenbach, D (Daniel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1180192861 Joseph, E (Elliah) 1 1.0 1 0 0 100.0 1199.2 425.0 1624.2 View list
7 1160150052 Modupe, L (Lesego) 1 1.0 1 0 0 100.0 1168.5 425.0 1593.5 View list
8 1150152350 Krynauw, O (Odin) 1 1.0 1 0 0 100.0 1168.5 425.0 1593.5 View list
9 1170304708 Kriel, W (Wilhelm) 1 1.0 1 0 0 100.0 1152.4 425.0 1577.4 View list
10 1150146608 Nomdo, A (Ajay) 1 1.0 1 0 0 100.0 1168.5 425.0 1593.5 View list
11 1150154614 Adams, N (Naydon) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1160192873 Viljoen, S (Steyn) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 2150156948 Visser, A (Amiera) 1 1.0 1 0 0 100.0 1152.4 425.0 1577.4 View list
14 2160137731 Williams, M (Mackenzy) 1 1.0 1 0 0 100.0 1199.2 425.0 1624.2 View list
15 1150142282 Swartz, R (Rowan) 1 0.0 0 0 1 0.0 1168.5 -425.0 743.5 View list
16 1150147575 Smith, A (Andrew) 1 0.0 0 0 1 0.0 1199.2 -425.0 774.2 View list
17 1150300857 Noegsen, J (Jayden) 1 0.0 0 0 1 0.0 1199.2 -425.0 774.2 View list
18 1150191719 Ngqwarushe, J (Jayden) 1 0.0 0 0 1 0.0 1199.2 -425.0 774.2 View list
19 1150162876 Ngqwarushe, J (Jayden) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 1150149826 Fourie, I (Izak) 1 0.0 0 0 1 0.0 1199.2 -425.0 774.2 View list