Player Page

Visser, AJC (Alwyn Jacobus Christiaan)
Dob: 2014/03/26 (U12)
Gender: Male
Chess SA id: 1140139698
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/10/05 (48 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 rating1291.0
Current Weighted rating1285.1
Current Weighted performance1196.8
Current official/published rating (highest between Raw, WR and WP)1291.0
Current highest rating achieved1302.5
Current floor (min rating allowed)802.5
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)±145.7
Current Raw change used (final)0.0
Projected new Raw rating1291.0
Projected new Weighed rating1183.1
Projected new Weighted performance1196.8
Projected new final Raw rating (if new WP > new Raw)1291.0
Projected new highest rating1302.5
Projected new floor802.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1291.0
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 rating1275.6
Current Weighted rating1272.9
Current Weighted performance1195.2
Current official/published rating (highest between Raw, WR and WP)1275.6
Current highest rating achieved1299.3
Current floor (min rating allowed)799.3
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)±148.9
Current Raw change used (final)0.0
Projected new Raw rating1275.6
Projected new Weighed rating1171.5
Projected new Weighted performance1195.2
Projected new final Raw rating (if new WP > new Raw)1275.6
Projected new highest rating1299.3
Projected new floor799.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1275.6
Projected effective change (new Official - current Official)=0.0
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 rating1215.0
Current Weighted rating1198.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1215.0
Current highest rating achieved1215.0
Current floor (min rating allowed)715.0
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)±162.3
Current Raw change used (final)0.0
Projected new Raw rating1215.0
Projected new Weighed rating1103.0
Projected new Weighted performance953.7
Projected new final Raw rating (if new WP > new Raw)1215.0
Projected new highest rating1215.0
Projected new floor715.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1215.0
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 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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 Strategema Chess October 2024 (U11) 2024/10/05 2024/10/05 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1295.5 1281.7 Analysis
4 Robertson Strategema Chess May 2024 (U11) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 30 0.60 5 5 2.5 1280.0 1213.2 Analysis
3 Western Cape PS Individuals Championship 2024 (U11 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1280.0 1257.9 Analysis
2 Cape Winelands Schools - Prestige 2024 (U11 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1283.9 1264.0 Analysis
1 Cape Winelands Schools - PS Trials 1 2024 (U11 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 3.5 1276.8 1173.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
15 Strategema Chess October 2024 (U11) 2024/10/05 2024/10/05 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1295.5 1281.7 Analysis
14 Robertson Strategema Chess May 2024 (U11) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 30 0.60 5 5 2.5 1280.0 1213.2 Analysis
13 Western Cape PS Individuals Championship 2024 (U11 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.0 1280.0 1257.9 Analysis
12 Cape Winelands Schools - Prestige 2024 (U11 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1283.9 1264.0 Analysis
11 Cape Winelands Schools - PS Trials 1 2024 (U11 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 3.5 1276.8 1173.6 Analysis
10 Robertson Chess Tournament Oct 2023 (U11) 2023/10/28 2023/10/28 Cape Winelands (WCW) Standard 60 0.83 5 5 1.5 1302.5 1299.3 Analysis
9 Cape Winelands Open 2023 (U10) 2023/07/23 2023/07/23 Cape Winelands (WCW) Standard 70 0.87 5 5 3.0 1289.8 1296.4 Analysis
8 Strategema 2023 (Beginners-U9) 2023/05/13 2023/05/13 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1209.0 1210.0 Analysis
7 Western Cape PS Individuals 2023 (U9 Boys) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 4.0 1209.0 1210.0 Analysis
6 Cape Winelands Schools Prestige 2023 (U9 Boys) 2023/03/11 2023/03/11 Cape Winelands (WCW) Standard 60 0.83 5 5 2.5 1216.8 1223.7 Analysis
5 Cape Winelands Schools Chess - Trials 1 2023 (U9 Boys) 2023/02/18 2023/02/18 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1239.2 1255.0 Analysis
4 Robertson Strategema Club 2022 (U9) 2022/10/29 2022/10/29 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1244.3 1267.2 Analysis
3 Strategema 2022 (U9) 2022/09/10 2022/09/10 Cape Winelands (WCW) Standard 60 0.83 5 4 4.0 1182.9 1200.0 Analysis
2 Strategema Chess Festival 2022 (U7+U9 Girls) 2022/05/14 2022/05/14 Cape Winelands (WCW) Rapid 30 0.60 5 5 2.5 1175.0 1158.4 Analysis
1 McGregor Kings Chess Festival 2022 (Beginners) 2022/04/09 2022/04/09 Cape Winelands (WCW) Rapid 30 0.60 3 3 0.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 27 12 4 11 14.0 51.9 15.7 1282.7 1298.5
White 14 8 2 4 9.0 64.3 121.4 1281.0 1402.5
Black 13 4 2 7 5.0 38.5 -98.1 1284.5 1186.5
Standard All 16 7 2 7 8.0 50.0 0.0 1307.9 1307.9
White 8 4 1 3 4.5 56.3 53.1 1313.8 1366.9
Black 8 3 1 4 3.5 43.8 -53.1 1302.1 1249.0
Rapid All 11 5 2 4 6.0 54.5 38.6 1246.1 1284.7
White 6 4 1 1 4.5 75.0 212.5 1237.4 1449.9
Black 5 1 1 3 1.5 30.0 -170.0 1256.4 1086.4
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 75 37 8 30 41.0 54.7 39.7 1234.7 1274.3
White 37 22 5 10 24.5 66.2 137.8 1232.2 1370.1
Black 38 15 3 20 16.5 43.4 -55.9 1237.0 1181.1
Standard All 56 30 4 22 32.0 57.1 60.7 1235.3 1296.0
White 27 17 3 7 18.5 68.5 157.4 1232.3 1389.7
Black 29 13 1 15 13.5 46.6 -29.3 1238.0 1208.7
Rapid All 19 7 4 8 9.0 47.4 -22.4 1233.0 1210.6
White 10 5 2 3 6.0 60.0 85.0 1232.2 1317.2
Black 9 2 2 5 3.0 33.3 -141.7 1233.9 1092.2
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 1140139485 Von Wielligh, S (Sven) 5 4.0 4 0 1 80.0 1243.7 255.0 1498.7 View list
2 2140139699 Visser, E (Engela) 5 2.5 1 3 1 50.0 1241.9 0.0 1241.9 View list
3 1140137728 Kriel, D (Daniel) 4 1.5 1 1 2 37.5 1249.5 -106.3 1143.3 View list
4 1160140079 Barends, M (Matthew) 3 3.0 3 0 0 100.0 1200.7 425.0 1625.7 View list
5 1140144385 Makipa, M (Michael) 3 3.0 3 0 0 100.0 1214.7 425.0 1639.7 View list
6 1140137570 Robertson, M (Marvin) 3 0.0 0 0 3 0.0 1223.9 -425.0 798.9 View list
7 1140149822 Arnold, A (Anwar) 2 2.0 2 0 0 100.0 1212.9 425.0 1637.9 View list
8 2140147001 Davids, J (Jaydine) 2 2.0 2 0 0 100.0 1249.4 425.0 1674.4 View list
9 1150147575 Smith, A (Andrew) 2 1.0 1 0 1 50.0 1226.7 0.0 1226.7 View list
10 1150149831 Van Zyl, A (Adam) 2 1.0 1 0 1 50.0 1224.1 0.0 1224.1 View list
11 1140162878 Visser, D (David) 2 1.0 1 0 1 50.0 1280.0 0.0 1280.0 View list
12 1130139478 Barends, R (Reece) 2 0.5 0 1 1 25.0 1299.0 -212.5 1086.5 View list
13 1130139482 Koert, D (Dane) 2 0.0 0 0 2 0.0 1225.9 -425.0 800.9 View list
14 1140137341 Sher, E (Evan) 2 0.0 0 0 2 0.0 1244.5 -425.0 819.5 View list
15 1140132051 Du Plessis, T (Thozamile) 1 1.0 1 0 0 100.0 1280.0 425.0 1705.0 View list
16 2140149832 Colyn, E (Estelanie) 1 1.0 1 0 0 100.0 1209.0 425.0 1634.0 View list
17 1130156893 Calvert, C (Caylim) 1 1.0 1 0 0 100.0 1276.8 425.0 1701.8 View list
18 1140145272 Buhr, H (Heinrich) 1 1.0 1 0 0 100.0 1209.0 425.0 1634.0 View list
19 1150137727 Da Silva, N (Noah Clint) 1 1.0 1 0 0 100.0 1175.0 425.0 1600.0 View list
20 1140141741 Goso, I (Izwi) 1 1.0 1 0 0 100.0 1283.9 425.0 1708.9 View list