Player Page

Amponsah, D (David Junior)
Dob: 2008/09/20 (U18)
Gender: Male
Chess SA id: 1080153523
FIDE id:
Region: OR Tambo (EOR)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (9 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
Curent Raw rating1259.4
Curent Weighted rating1238.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1259.4
Current floor (min rating allowed)759.4
Current highest rating achieved1259.4
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)2.07
Difference (S-We)-0.07
Current Raw change (no limits, including tournament time weight)-2.1
Current min/max change allowed (with limits)±152.4
Current Raw change used (final)-2.1
Projected new Raw rating1257.3
Projected new Weighed rating1241.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1257.3
Projected effective change (new Official - current Official)-2.1
Projected new highest rating1259.4
Projected new floor759.4
Projected new K-facor36
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
Curent Raw rating1229.9
Curent Weighted rating1222.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1229.9
Current floor (min rating allowed)729.9
Current highest rating achieved1229.9
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)1.75
Difference (S-We)0.25
Current Raw change (no limits, including tournament time weight)9.0
Current min/max change allowed (with limits)±158.9
Current Raw change used (final)9.0
Projected new Raw rating1238.9
Projected new Weighed rating1224.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1238.9
Projected effective change (new Official - current Official)+9.0
Projected new highest rating1238.9
Projected new floor738.9
Projected new K-facor36
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
Curent Raw rating1250.8
Curent Weighted rating1230.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1250.8
Current floor (min rating allowed)750.8
Current highest rating achieved1250.8
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)±154.2
Current Raw change used (final)0.0
Projected new Raw rating1250.8
Projected new Weighed rating1233.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1250.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1250.8
Projected new floor750.8
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)750.8
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor750.8
Projected new K-facor36
Tournaments
Tournament: WSU May Event 2024 (A)
Start: 2024/05/11  End: 2024/05/11  Host: EOR  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1259.4  Rating gain/loss: -2.1
Type rating: 1229.9  Rating gain/loss: 9.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 WSU May Event 2024 (A) 2024/05/11 2024/05/11 OR Tambo (EOR) Standard 60 0.83 5 5 2.0 1259.4 1229.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 WSU May Event 2024 (A) 2024/05/11 2024/05/11 OR Tambo (EOR) Standard 60 0.83 5 5 2.0 1259.4 1229.9 Analysis
2 WSU September Rapid 2023 (B) 2023/09/09 2023/09/09 OR Tambo (EOR) Rapid 30 0.60 7 7 5.0 1223.3 1200.0 Analysis
1 2023 EC Schools Provincial Winter Games (U15 Boys) 2023/06/02 2023/06/03 Buffalo City (EBC) Standard 60 0.83 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 2 0 3 2.0 40.0 -85.0 1324.7 1239.7
White 2 1 0 1 1.0 50.0 0.0 1328.4 1328.4
Black 3 1 0 2 1.0 33.3 -141.7 1322.3 1180.6
Standard All 5 2 0 3 2.0 40.0 -85.0 1324.7 1239.7
White 2 1 0 1 1.0 50.0 0.0 1328.4 1328.4
Black 3 1 0 2 1.0 33.3 -141.7 1322.3 1180.6
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 18 9 2 7 10.0 55.6 47.2 1291.0 1338.2
White 9 6 1 2 6.5 72.2 188.9 1257.3 1446.2
Black 9 3 1 5 3.5 38.9 -94.4 1324.7 1230.3
Standard All 11 5 0 6 5.0 45.5 -38.6 1317.4 1278.7
White 5 4 0 1 4.0 80.0 255.0 1251.4 1506.4
Black 6 1 0 5 1.0 16.7 -283.3 1372.4 1089.0
Rapid All 7 4 2 1 5.0 71.4 182.1 1249.6 1431.8
White 4 2 1 1 2.5 62.5 106.3 1264.8 1371.0
Black 3 2 1 0 2.5 83.3 283.3 1229.4 1512.8
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 1060143579 Matebese, N (Ndazibini) 1 1.0 1 0 0 100.0 1223.3 425.0 1648.3 View list
2 1030304073 Mbokazi, M (Mbulelo) 1 1.0 1 0 0 100.0 1259.4 425.0 1684.4 View list
3 1110157166 Sikhontyile, E (Emihle) 1 1.0 1 0 0 100.0 1223.3 425.0 1648.3 View list
4 1080153536 Ntseke, A (Abongile) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1930119566 Nkwebu, L (Lwazi) 1 1.0 1 0 0 100.0 1259.4 425.0 1684.4 View list
6 1070135881 Nkumbi, L (Lutho) 1 1.0 1 0 0 100.0 1223.3 425.0 1648.3 View list
7 1090153543 Tsoananyana, K (Khotsofalang) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1100153531 Mjibiti, B (Buhle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 2120161688 Tshingila, I (Inam) 1 1.0 1 0 0 100.0 1223.3 425.0 1648.3 View list
10 1090143604 Sinyaka, I (Indi) 1 0.5 0 1 0 50.0 1223.3 0.0 1223.3 View list
11 2090143566 Banjwa, A (Amy) 1 0.5 0 1 0 50.0 1223.3 0.0 1223.3 View list
12 1090139779 Udemans, B (Billy) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1090135648 Tsholisi, B (Bukho) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1950134980 Mginindo, L (Lutho) 1 0.0 0 0 1 0.0 1259.4 -425.0 834.4 View list
15 1020304077 Njisane, L (Lonwabo) 1 0.0 0 0 1 0.0 1259.4 -425.0 834.4 View list
16 1090300237 Mazinyo, L (Lelam) 1 0.0 0 0 1 0.0 1259.4 -425.0 834.4 View list
17 1080143571 Danglashe, I (Inga) 1 0.0 0 0 1 0.0 1223.3 -425.0 798.3 View list
18 1100100199 Botha, T (Tyler) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list