Player Page

Opperman, A (Aidan)
Dob: 2015/02/03 (U10)
Gender: Male
Chess SA id: 1150147985
FIDE id:
Region: King Cetshwayo (KUR)
Citizen: RSA
Title(s):
Last active: 2023/10/28 (394 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 rating1065.7
Current Weighted rating1068.2
Current Weighted performance800.1
Current official/published rating (highest between Raw, WR and WP)1068.2
Current highest rating achieved1178.4
Current floor (min rating allowed)678.4
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)±200.8
Current Raw change used (final)0.0
Projected new Raw rating1065.7
Projected new Weighed rating982.0
Projected new Weighted performance800.1
Projected new final Raw rating (if new WP > new Raw)1065.7
Projected new highest rating1178.4
Projected new floor678.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1065.7
Projected effective change (new Official - current Official)-2.5
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 rating1068.8
Current Weighted rating1070.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1070.2
Current highest rating achieved1072.8
Current floor (min rating allowed)572.8
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)±199.9
Current Raw change used (final)0.0
Projected new Raw rating1068.8
Projected new Weighed rating983.8
Projected new Weighted performance441.6
Projected new final Raw rating (if new WP > new Raw)1068.8
Projected new highest rating1072.8
Projected new floor572.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1068.8
Projected effective change (new Official - current Official)-1.4
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 rating1109.6
Current Weighted rating1115.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1115.9
Current highest rating achieved1160.0
Current floor (min rating allowed)660.0
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)±188.6
Current Raw change used (final)0.0
Projected new Raw rating1109.6
Projected new Weighed rating1025.8
Projected new Weighted performance677.6
Projected new final Raw rating (if new WP > new Raw)1109.6
Projected new highest rating1160.0
Projected new floor660.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1109.6
Projected effective change (new Official - current Official)-6.3
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
5 2023 King Cetshwayo Junior & Intermediate Chess Tournament (U10) 2023/10/28 2023/10/28 King Cetshwayo (KUR) Rapid 25 0.54 5 5 1.5 1070.2 1127.2 Analysis
4 2023 King Cetshwayo Winter Open (U10) 2023/07/29 2023/07/29 King Cetshwayo (KUR) Rapid 25 0.54 6 6 2.0 1075.8 1160.0 Analysis
3 2023 King Cetshwayo Chess Anniversary (U10) 2023/04/22 2023/04/23 King Cetshwayo (KUR) Standard 60 0.83 7 6 2.0 1082.1 1072.8 Analysis
2 2023 Imperial City Campus KC Open (U10) 2023/02/18 2023/02/19 King Cetshwayo (KUR) Standard 60 0.83 7 6 0.0 1178.4 1200.0 Analysis
1 2022 King Cetshwayo Junior & Intermediate (U8) 2022/10/29 2022/10/29 King Cetshwayo (KUR) Rapid 25 0.54 5 4 1.0 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 27 4 5 18 6.5 24.1 -220.4 1197.1 976.7
White 14 1 3 10 2.5 17.9 -273.2 1189.5 916.2
Black 13 3 2 8 4.0 30.8 -163.5 1205.3 1041.9
Standard All 12 2 0 10 2.0 16.7 -283.3 1195.9 912.5
White 6 0 0 6 0.0 0.0 -425.0 1188.0 763.0
Black 6 2 0 4 2.0 33.3 -141.7 1203.7 1062.0
Rapid All 15 2 5 8 4.5 30.0 -170.0 1198.1 1028.1
White 8 1 3 4 2.5 31.3 -159.4 1190.5 1031.2
Black 7 1 2 4 2.0 28.6 -182.1 1206.7 1024.6
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 1150147987 Reddy-Jordaan, L (Luka) 3 0.0 0 0 3 0.0 1119.3 -425.0 694.3 View list
2 2150160216 Perumal, G (Gabriella) 2 1.0 1 0 1 50.0 1078.9 0.0 1078.9 View list
3 2140160207 Mkhwanazi, L (Luthando) 2 0.5 0 1 1 25.0 1073.0 -212.5 860.5 View list
4 1150147981 Kgati, J (Jesse) 2 0.5 0 1 1 25.0 1141.0 -212.5 928.5 View list
5 2150190064 Simelane, Y (Yali) 1 1.0 1 0 0 100.0 1070.2 425.0 1495.2 View list
6 1150190060 Ellens, K (Keagen) 1 1.0 1 0 0 100.0 1082.1 425.0 1507.1 View list
7 2140160209 Msweli, K (Khanya) 1 1.0 1 0 0 100.0 1075.8 425.0 1500.8 View list
8 1150190448 Larsen, J (Jack) 1 0.5 0 1 0 50.0 1070.2 0.0 1070.2 View list
9 1140160214 Nkabinde, S (Senzo) 1 0.5 0 1 0 50.0 1075.8 0.0 1075.8 View list
10 2150147989 Zondi, N (Nonthando) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
11 2140190455 Van Reenen, K (Kim) 1 0.0 0 0 1 0.0 1070.2 -425.0 645.2 View list
12 1150160215 Ntshangase, R (Rocket) 1 0.0 0 0 1 0.0 1082.1 -425.0 657.1 View list
13 1150146847 Reddy, T (Trisholin) 1 0.0 0 0 1 0.0 1178.4 -425.0 753.4 View list
14 1150141673 Ramdhani, D (Devarsh) 1 0.0 0 0 1 0.0 1178.4 -425.0 753.4 View list
15 1140136166 Pillay, G (Gage) 1 0.0 0 0 1 0.0 1178.4 -425.0 753.4 View list
16 2150160212 Ngcobo, S (Sibulelo) 1 0.0 0 0 1 0.0 1075.8 -425.0 650.8 View list
17 2150147984 Ngcobo, L (Lelo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 2140160210 Naidoo, E (Ella) 1 0.0 0 0 1 0.0 1070.2 -425.0 645.2 View list
19 1130141664 Mchunu, G (Gugu) 1 0.0 0 0 1 0.0 1178.4 -425.0 753.4 View list
20 2140190061 Forbay, H (Hannah) 1 0.0 0 0 1 0.0 1082.1 -425.0 657.1 View list