Player Page

Visser, J (Jp)
Dob: 2006/06/20 (U20)
Gender: Male
Chess SA id: 106077632
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2023/07/29 (300 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 rating1130.5
Curent Weighted rating1122.2
Curent Weighted performance977.4
Current official/published rating (highest between Raw, WR and WP)1130.5
Current floor (min rating allowed)630.5
Current highest rating achieved1130.5
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)±183.1
Current Raw change used (final)0.0
Projected new Raw rating1130.5
Projected new Weighed rating1123.8
Projected new Weighted performance977.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1130.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1130.5
Projected new floor630.5
Projected new K-facor40
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 rating886.0
Curent Weighted rating859.3
Curent Weighted performance704.1
Current official/published rating (highest between Raw, WR and WP)886.0
Current floor (min rating allowed)500.0
Current highest rating achieved886.0
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)±259.4
Current Raw change used (final)0.0
Projected new Raw rating886.0
Projected new Weighed rating864.3
Projected new Weighted performance704.1
Projected new official/published rating (highest between new Raw, new WR and new WP)886.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating886.0
Projected new floor500.0
Projected new K-facor40
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 rating1082.8
Curent Weighted rating1029.8
Curent Weighted performance941.1
Current official/published rating (highest between Raw, WR and WP)1082.8
Current floor (min rating allowed)582.8
Current highest rating achieved1082.8
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)±195.9
Current Raw change used (final)0.0
Projected new Raw rating1082.8
Projected new Weighed rating1039.2
Projected new Weighted performance941.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1082.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1082.8
Projected new floor582.8
Projected new K-facor40
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 rating500.0
Curent Weighted rating500.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)500.0
Current floor (min rating allowed)582.8
Current highest rating achieved500.0
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)±449.5
Current Raw change used (final)0.0
Projected new Raw rating500.0
Projected new Weighed rating500.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)500.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating500.0
Projected new floor582.8
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
11 Pedro Booyse Top Schools 2023 (High School) 2023/07/29 2023/07/29 West Coast (WCU) Standard 60 0.83 5 2 1.0 1124.5 856.8 Analysis
10 Lower West Coast Top Schools Championships 2023 (High School) 2023/06/10 2023/06/10 West Coast (WCU) Rapid 30 0.60 5 4 2.0 1112.0 926.4 Analysis
9 Western Cape HS Individuals 2023 (U17 Boys) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 5 1.0 1125.9 820.8 Analysis
8 West Coast High School Championships 2023 (U17 Boys) 2023/02/18 2023/02/18 West Coast (WCU) Standard 60 0.83 6 5 3.0 1081.6 727.2 Analysis
7 Lower West Coast High Schools Prestige 2023 (U17 Boys) 2023/02/11 2023/02/11 West Coast (WCU) Rapid 30 0.60 5 5 2.5 1081.6 844.8 Analysis
6 West Coast Schools Chess Grand Challenge 2022 (HS Super) 2022/10/29 2022/10/29 West Coast (WCU) Rapid 30 0.60 5 4 2.0 1066.5 768.0 Analysis
5 Western Cape Top Schools 2019 (U13 Mix) 2019/08/31 2019/09/01 Cape Winelands (WCW) Standard 60 0.83 5 5 1.0 836.3 697.6 Analysis
4 Weskus Topskole 2019 (U13) 2019/07/20 2019/07/20 West Coast (WCU) Rapid 30 0.60 5 4 4.0 746.8 622.8 Analysis
3 Weskus Skole Prestige Skaak Kampioenskappe 2019 (O13 Seuns) 2019/03/02 2019/04/06 West Coast (WCU) Standard 60 0.83 6 6 3.0 648.2 578.8 Analysis
2 Onder-Weskus Skole Proewe 2019 (O13 Seuns) 2019/02/16 2019/02/23 West Coast (WCU) Rapid 30 0.60 7 7 4.0 565.4 500.0 Analysis
1 West Coast Schools Prestige Individual Championship 2018 (U13 Boys) 2018/03/10 2018/03/24 West Coast (WCU) Standard 60 0.83 6 6 2.0 500.0 500.0 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 57 29 1 27 29.5 51.8 14.9 1178.8 1193.7
White 29 16 1 12 16.5 56.9 58.6 1170.7 1229.3
Black 28 13 0 15 13.0 46.4 -30.4 1187.1 1156.8
Standard All 29 11 0 18 11.0 37.9 -102.6 1193.8 1091.2
White 14 6 0 8 6.0 42.9 -60.7 1219.3 1158.6
Black 15 5 0 10 5.0 33.3 -141.7 1169.9 1028.2
Rapid All 28 18 1 9 18.5 66.1 136.6 1163.2 1299.8
White 15 10 1 4 10.5 70.0 170.0 1125.2 1295.2
Black 13 8 0 5 8.0 61.5 98.1 1207.0 1305.1
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 1060110180 Klein, C (Calvin) 4 2.0 2 0 2 50.0 851.8 0.0 851.8 View list
2 1080117545 Karolus, J (Jade) 2 2.0 2 0 0 100.0 746.8 425.0 1171.8 View list
3 1060110179 Lackay, R (Rucian) 2 2.0 2 0 0 100.0 746.8 425.0 1171.8 View list
4 2080099664 Lawrence, J (Jedidah) 2 2.0 2 0 0 100.0 746.8 425.0 1171.8 View list
5 1060110169 Nieuwoudt, J (Janno) 2 2.0 2 0 0 100.0 606.8 425.0 1031.8 View list
6 1080117546 Roos, Z (Zandre) 2 2.0 2 0 0 100.0 746.8 425.0 1171.8 View list
7 106066235 Fillis, J (Jordan) 2 0.0 0 0 2 0.0 823.5 -425.0 398.5 View list
8 107087110 Du Plessis, S (Stefan) 2 0.0 0 0 2 0.0 1074.0 -425.0 649.0 View list
9 107087100 Knoesen, Z (Zichri) 2 0.0 0 0 2 0.0 606.8 -425.0 181.8 View list
10 1060105095 Arendse, Q (Qlermo) 1 1.0 1 0 0 100.0 648.2 425.0 1073.2 View list
11 1070149726 De Meillon, K (Kian) 1 1.0 1 0 0 100.0 1081.6 425.0 1506.6 View list
12 106056199 Cotter, W (Wian) 1 1.0 1 0 0 100.0 1081.6 425.0 1506.6 View list
13 1050110467 Don, W (Wian) 1 1.0 1 0 0 100.0 1066.5 425.0 1491.5 View list
14 1090105096 Don, C (Cee-Jay) 1 1.0 1 0 0 100.0 1112.0 425.0 1537.0 View list
15 1070149724 Brickles, J (Jose) 1 1.0 1 0 0 100.0 1081.6 425.0 1506.6 View list
16 1070118850 Baans, C (Coben) 1 1.0 1 0 0 100.0 836.3 425.0 1261.3 View list
17 208078018 Kilroe-Smith, G (Gabriella) 1 1.0 1 0 0 100.0 1112.0 425.0 1537.0 View list
18 1060110582 Koegelenberg, D (Daniel) 1 1.0 1 0 0 100.0 1081.6 425.0 1506.6 View list
19 1090131841 Kriel, Z (Zaydon) 1 1.0 1 0 0 100.0 1124.5 425.0 1549.5 View list
20 1040131906 Maarman, E (Elverno) 1 1.0 1 0 0 100.0 1066.5 425.0 1491.5 View list