Player Page

Sprowson, A (Andrew)
Dob: 2008/06/09 (U18)
Gender: Male
Chess SA id: 1080193458
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/11/10 (13 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 rating1153.3
Current Weighted rating1173.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1173.6
Current highest rating achieved1162.8
Current floor (min rating allowed)662.8
Current K-factor40
Games played this month6
Score (S)2.0
Expected score (We)2.06
Difference (S-We)-0.05
Current Raw change (no limits, including tournament time weight)-2.0
Current min/max change allowed (with limits)±177.2
Current Raw change used (final)-2.0
Projected new Raw rating1151.3
Projected new Weighed rating1078.9
Projected new Weighted performance611.5
Projected new final Raw rating (if new WP > new Raw)1151.3
Projected new highest rating1162.8
Projected new floor662.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1151.3
Projected effective change (new Official - current Official)-22.3
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 rating1156.0
Current Weighted rating1173.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1173.6
Current highest rating achieved1156.0
Current floor (min rating allowed)656.0
Current K-factor40
Games played this month6
Score (S)2.0
Expected score (We)2.14
Difference (S-We)-0.14
Current Raw change (no limits, including tournament time weight)-5.6
Current min/max change allowed (with limits)±176.5
Current Raw change used (final)-5.6
Projected new Raw rating1150.4
Projected new Weighed rating1078.9
Projected new Weighted performance611.5
Projected new final Raw rating (if new WP > new Raw)1150.4
Projected new highest rating1156.0
Projected new floor656.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1150.4
Projected effective change (new Official - current Official)-23.2
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 rating1180.0
Current Weighted rating1191.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1191.4
Current highest rating achieved1180.0
Current floor (min rating allowed)680.0
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)±170.6
Current Raw change used (final)0.0
Projected new Raw rating1180.0
Projected new Weighed rating1095.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1180.0
Projected new floor680.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1180.0
Projected effective change (new Official - current Official)-11.4
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 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: Helderberg Chess Club Open 2024 (B)
Start: 2024/11/09  End: 2024/11/10  Host: WCT  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 6
Games: 6  Score: 2.0
Main rating: 1153.3  Rating gain/loss: -2.0
Type rating: 1156.0  Rating gain/loss: -5.6
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Helderberg Chess Club Open 2024 (B) 2024/11/09 2024/11/10 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1153.3 1156.0 Analysis
2 Cape Town Junior League - Qualifier 2 2024 (U18) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 2 1.0 1162.8 1200.0 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 1.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Helderberg Chess Club Open 2024 (B) 2024/11/09 2024/11/10 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1153.3 1156.0 Analysis
2 Cape Town Junior League - Qualifier 2 2024 (U18) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 2 1.0 1162.8 1200.0 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 4 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 12 4 0 8 4.0 33.3 -141.7 1198.8 1057.2
White 6 3 0 3 3.0 50.0 0.0 1147.1 1147.1
Black 6 1 0 5 1.0 16.7 -283.3 1250.6 967.3
Standard All 10 3 0 7 3.0 30.0 -170.0 1243.3 1073.3
White 5 2 0 3 2.0 40.0 -85.0 1222.1 1137.1
Black 5 1 0 4 1.0 20.0 -255.0 1264.6 1009.6
Rapid All 2 1 0 1 1.0 50.0 0.0 976.3 976.3
White 1 1 0 0 1.0 100.0 425.0 772.0 1197.0
Black 1 0 0 1 0.0 0.0 -425.0 1180.6 755.6
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 12 4 0 8 4.0 33.3 -141.7 1198.8 1057.2
White 6 3 0 3 3.0 50.0 0.0 1147.1 1147.1
Black 6 1 0 5 1.0 16.7 -283.3 1250.6 967.3
Standard All 10 3 0 7 3.0 30.0 -170.0 1243.3 1073.3
White 5 2 0 3 2.0 40.0 -85.0 1222.1 1137.1
Black 5 1 0 4 1.0 20.0 -255.0 1264.6 1009.6
Rapid All 2 1 0 1 1.0 50.0 0.0 976.3 976.3
White 1 1 0 0 1.0 100.0 425.0 772.0 1197.0
Black 1 0 0 1 0.0 0.0 -425.0 1180.6 755.6
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 169047854 Green, L (Lyndon) 1 1.0 1 0 0 100.0 1153.3 425.0 1578.3 View list
2 107075264 Chu, J (James) 1 1.0 1 0 0 100.0 1162.8 425.0 1587.8 View list
3 2130300810 Koegelenberg, O (Olivia) 1 1.0 1 0 0 100.0 1153.3 425.0 1578.3 View list
4 1080157716 Badimo, L (Leano G) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1060130492 Williams, A (Aden) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1120118992 Van Zyl, F (Frede) 1 0.0 0 0 1 0.0 1153.3 -425.0 728.3 View list
7 1120312042 Smith, T (Tyler) 1 0.0 0 0 1 0.0 1153.3 -425.0 728.3 View list
8 172090579 Jacobs, DE (Darryl) 1 0.0 0 0 1 0.0 1153.3 -425.0 728.3 View list
9 1070148244 Brink, K (Kiran) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1080157058 Ferreira, M (Marko) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 2120150143 De Silva, A (Alyssa) 1 0.0 0 0 1 0.0 1153.3 -425.0 728.3 View list
12 1060158262 Daniels, P (Peter) 1 0.0 0 0 1 0.0 1162.8 -425.0 737.8 View list