Player Page

Du Randt, Z (Zack)
Dob: 2006/10/12 (U20)
Gender: Male
Chess SA id: 1060113138
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2024/04/19 (29 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 rating1097.9
Curent Weighted rating1149.5
Curent Weighted performance870.3
Current official/published rating (highest between Raw, WR and WP)1149.5
Current floor (min rating allowed)685.7
Current highest rating achieved1185.7
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)±191.8
Current Raw change used (final)0.0
Projected new Raw rating1097.9
Projected new Weighed rating1144.4
Projected new Weighted performance870.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1144.4
Projected effective change (new Official - current Official)-5.0
Projected new highest rating1185.7
Projected new floor685.7
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 rating1150.4
Curent Weighted rating1157.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1157.9
Current floor (min rating allowed)682.8
Current highest rating achieved1182.8
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)±178.0
Current Raw change used (final)0.0
Projected new Raw rating1150.4
Projected new Weighed rating1156.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1156.7
Projected effective change (new Official - current Official)-1.2
Projected new highest rating1182.8
Projected new floor682.8
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 rating1075.6
Curent Weighted rating1160.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1160.6
Current floor (min rating allowed)660.0
Current highest rating achieved1160.0
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)±198.0
Current Raw change used (final)0.0
Projected new Raw rating1075.6
Projected new Weighed rating1152.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1152.8
Projected effective change (new Official - current Official)-7.8
Projected new highest rating1160.0
Projected new floor660.0
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 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)660.0
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 floor660.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 NWU Super 16 2024 2024/04/19 2024/04/19 Gert Sibande (MGS) Rapid 30 0.60 6 6 0.5 1145.2 1160.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 NWU Super 16 2024 2024/04/19 2024/04/19 Gert Sibande (MGS) Rapid 30 0.60 6 6 0.5 1145.2 1160.0 Analysis
4 D2 School League Finals 2023 (U19) 2023/07/22 2023/07/22 West Rand (GWR) Standard 60 0.83 5 5 2.0 1143.9 1154.8 Analysis
3 D2 Schools Individuals 2023 (U18 Boys) 2023/05/13 2023/05/13 West Rand (GWR) Standard 60 0.83 5 4 1.0 1164.8 1182.8 Analysis
2 NWU Super 16 2023 (A) 2023/04/21 2023/04/21 Gert Sibande (MGS) Rapid 30 0.60 7 6 2.0 1185.7 1200.0 Analysis
1 Ekurhuleni North School District Finals 2019 (U13 Boys) 2019/05/11 2019/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 6 0 1 5 0.5 8.3 -354.2 1221.7 867.5
White 3 0 1 2 0.5 16.7 -283.3 1237.5 954.2
Black 3 0 0 3 0.0 0.0 -425.0 1205.8 780.8
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 6 0 1 5 0.5 8.3 -354.2 1221.7 867.5
White 3 0 1 2 0.5 16.7 -283.3 1237.5 954.2
Black 3 0 0 3 0.0 0.0 -425.0 1205.8 780.8
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 26 7 1 18 7.5 28.8 -179.8 1219.6 1039.8
White 12 5 1 6 5.5 45.8 -35.4 1231.5 1196.1
Black 14 2 0 12 2.0 14.3 -303.6 1209.4 905.8
Standard All 14 5 0 9 5.0 35.7 -121.4 1224.7 1103.3
White 6 3 0 3 3.0 50.0 0.0 1238.6 1238.6
Black 8 2 0 6 2.0 25.0 -212.5 1214.2 1001.7
Rapid All 12 2 1 9 2.5 20.8 -247.9 1213.6 965.7
White 6 2 1 3 2.5 41.7 -70.8 1224.3 1153.5
Black 6 0 0 6 0.0 0.0 -425.0 1202.9 777.9
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 1050158459 Carstens, D (Donovan) 1 1.0 1 0 0 100.0 1143.9 425.0 1568.9 View list
2 207067880 Graaff, C (Christel) 1 1.0 1 0 0 100.0 1143.9 425.0 1568.9 View list
3 1090113128 Makubetse, P (Piet) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1060149214 Motlhwe, T (Tshwanelo) 1 1.0 1 0 0 100.0 1164.8 425.0 1589.8 View list
5 1050140954 Mokgoja, K (Katlego) 1 1.0 1 0 0 100.0 1185.7 425.0 1610.7 View list
6 1060113169 Nchaka, P (Prince) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1090154373 Landman, S (Siboniso) 1 1.0 1 0 0 100.0 1185.7 425.0 1610.7 View list
8 1080109131 Klopper, J (Jadin) 1 0.5 0 1 0 50.0 1145.2 0.0 1145.2 View list
9 1070152532 Mulder, A (Adriaan) 1 0.0 0 0 1 0.0 1164.8 -425.0 739.8 View list
10 1060149215 Mphaphathi, L (Lethabo) 1 0.0 0 0 1 0.0 1164.8 -425.0 739.8 View list
11 1070113132 Masinga, T (Terrence) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 1070152522 Lefete, T (Thapelo) 1 0.0 0 0 1 0.0 1164.8 -425.0 739.8 View list
13 107090816 Lategan, H (Hanru) 1 0.0 0 0 1 0.0 1145.2 -425.0 720.2 View list
14 1070104963 Fischer, RD (Reven Dylan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1080115588 Coetzee, IJ (Ivander Johannes) 1 0.0 0 0 1 0.0 1145.2 -425.0 720.2 View list
16 1070101209 Kheswa, NNO (Nhlanhla Njabulo Olwethu) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 1060145441 Khalid, H (Hamza) 1 0.0 0 0 1 0.0 1145.2 -425.0 720.2 View list
18 1070100930 Kgaswe, T (Thapelo) 1 0.0 0 0 1 0.0 1143.9 -425.0 718.9 View list
19 1060154368 Jacobs, M (Mynhardt) 1 0.0 0 0 1 0.0 1185.7 -425.0 760.7 View list
20 1090154367 Iyonmahan, E (Esosa) 1 0.0 0 0 1 0.0 1145.2 -425.0 720.2 View list