Player Page

Coetzee, O (Oliver)
Dob: 2015/05/19 (U10)
Gender: Male
Chess SA id: 1150192062
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (36 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 rating1241.6
Current Weighted rating1211.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1241.6
Current highest rating achieved1241.6
Current floor (min rating allowed)741.6
Current K-factor36
Games played this month5
Score (S)3.0
Expected score (We)2.54
Difference (S-We)0.38
Current Raw change (no limits, including tournament time weight)13.7
Current min/max change allowed (with limits)±156.3
Current Raw change used (final)13.7
Projected new Raw rating1255.3
Projected new Weighed rating1115.4
Projected new Weighted performance1011.0
Projected new final Raw rating (if new WP > new Raw)1255.3
Projected new highest rating1255.3
Projected new floor755.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1255.3
Projected effective change (new Official - current Official)+13.7
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 month5
Score (S)3.0
Expected score (We)2.45
Difference (S-We)0.55
Current Raw change (no limits, including tournament time weight)22.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)22.0
Projected new Raw rating1222.0
Projected new Weighed rating1104.0
Projected new Weighted performance432.5
Projected new final Raw rating (if new WP > new Raw)1222.0
Projected new highest rating1222.0
Projected new floor722.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1222.0
Projected effective change (new Official - current Official)+22.0
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 rating1267.8
Current Weighted rating1219.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1267.8
Current highest rating achieved1267.8
Current floor (min rating allowed)767.8
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)±150.5
Current Raw change used (final)0.0
Projected new Raw rating1267.8
Projected new Weighed rating1122.8
Projected new Weighted performance784.2
Projected new final Raw rating (if new WP > new Raw)1267.8
Projected new highest rating1267.8
Projected new floor767.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1267.8
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 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
Tournament: Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Boys)
Start: 2024/05/11  End: 2024/05/11  Host: GE  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 3.0
Main rating: 1241.6  Rating gain/loss: 13.7
Type rating: 1200.0  Rating gain/loss: 22.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Boys) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1241.6 1200.0 Analysis
2 Benoni Primary School Cluster Individuals 2024 (U9 Boys) 2024/03/09 2024/03/09 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1233.4 1258.4 Analysis
1 Laerskool Northmead Proewe 2024 (U9) 2024/02/10 2024/02/10 Ekurhuleni (GE) Rapid 30 0.60 5 5 4.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Boys) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1241.6 1200.0 Analysis
2 Benoni Primary School Cluster Individuals 2024 (U9 Boys) 2024/03/09 2024/03/09 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1233.4 1258.4 Analysis
1 Laerskool Northmead Proewe 2024 (U9) 2024/02/10 2024/02/10 Ekurhuleni (GE) Rapid 30 0.60 5 5 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 10 0 5 10.0 66.7 141.7 1208.0 1349.7
White 7 5 0 2 5.0 71.4 182.1 1200.1 1382.2
Black 8 5 0 3 5.0 62.5 106.3 1215.0 1321.3
Standard All 5 3 0 2 3.0 60.0 85.0 1228.6 1313.6
White 2 2 0 0 2.0 100.0 425.0 1227.8 1652.8
Black 3 1 0 2 1.0 33.3 -141.7 1229.1 1087.5
Rapid All 10 7 0 3 7.0 70.0 170.0 1197.7 1367.7
White 5 3 0 2 3.0 60.0 85.0 1188.9 1273.9
Black 5 4 0 1 4.0 80.0 255.0 1206.5 1461.5
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 10 0 5 10.0 66.7 141.7 1208.0 1349.7
White 7 5 0 2 5.0 71.4 182.1 1200.1 1382.2
Black 8 5 0 3 5.0 62.5 106.3 1215.0 1321.3
Standard All 5 3 0 2 3.0 60.0 85.0 1228.6 1313.6
White 2 2 0 0 2.0 100.0 425.0 1227.8 1652.8
Black 3 1 0 2 1.0 33.3 -141.7 1229.1 1087.5
Rapid All 10 7 0 3 7.0 70.0 170.0 1197.7 1367.7
White 5 3 0 2 3.0 60.0 85.0 1188.9 1273.9
Black 5 4 0 1 4.0 80.0 255.0 1206.5 1461.5
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 1160154051 Botha, D (Dillen) 2 1.0 1 0 1 50.0 1220.8 0.0 1220.8 View list
2 1150139823 Van Rensburg, J (Janru) 2 0.0 0 0 2 0.0 1237.5 -425.0 812.5 View list
3 1150192075 Terblanche, W (Wouter) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1160192073 Smit, L (Liam) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1150305772 Sikhosana, Z (Ziyanda) 1 1.0 1 0 0 100.0 1241.6 425.0 1666.6 View list
6 1160301342 Saunders, J (Jaiden) 1 1.0 1 0 0 100.0 1233.4 425.0 1658.4 View list
7 1150155147 Prins, K (Kobus) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1150301341 Pieterse, H (Hanno) 1 1.0 1 0 0 100.0 1233.4 425.0 1658.4 View list
9 1150305765 Mkhwanazi, B (Boipelo) 1 1.0 1 0 0 100.0 1241.6 425.0 1666.6 View list
10 1150301334 Kuhn, Z (Zane) 1 1.0 1 0 0 100.0 1233.4 425.0 1658.4 View list
11 1150192068 Gouws, L (Luca) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1160301349 Van Dalen, L (Lenert) 1 0.0 0 0 1 0.0 1233.4 -425.0 808.4 View list
13 1170301328 Beaton, M (Mekhl) 1 0.0 0 0 1 0.0 1241.6 -425.0 816.6 View list