Player Page

Van Heerden, Z (Zachariah)
Dob: 2013/11/03 (U12)
Gender: Male
Chess SA id: 1130158986
FIDE id: Van Heerden
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/02/03 (237 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 rating1097.8
Current Weighted rating1145.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1145.6
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)±191.8
Current Raw change used (final)0.0
Projected new Raw rating1097.8
Projected new Weighed rating1052.2
Projected new Weighted performance452.8
Projected new final Raw rating (if new WP > new Raw)1097.8
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)1097.8
Projected effective change (new Official - current Official)-47.8
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 rating1108.6
Current Weighted rating1155.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1155.2
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)±188.9
Current Raw change used (final)0.0
Projected new Raw rating1108.6
Projected new Weighed rating1061.3
Projected new Weighted performance231.1
Projected new final Raw rating (if new WP > new Raw)1108.6
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)1108.6
Projected effective change (new Official - current Official)-46.6
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 rating1145.3
Current Weighted rating1164.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1164.4
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)±179.3
Current Raw change used (final)0.0
Projected new Raw rating1145.3
Projected new Weighed rating1070.3
Projected new Weighted performance291.6
Projected new final Raw rating (if new WP > new Raw)1145.3
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)1145.3
Projected effective change (new Official - current Official)-19.1
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
1 District South Schools Chess Individual Trials 2024 (U11 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 0.0 1172.8 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 District South Schools Chess Individual Trials 2024 (U11 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 0.0 1172.8 1200.0 Analysis
1 Rylib Summer Slam 2023 (Development) 2023/12/12 2023/12/12 Cape Town (WCT) Rapid 20 0.47 6 6 1.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 0 0 5 0.0 0.0 -425.0 1179.6 754.6
White 3 0 0 3 0.0 0.0 -425.0 1192.8 767.8
Black 2 0 0 2 0.0 0.0 -425.0 1159.8 734.8
Standard All 5 0 0 5 0.0 0.0 -425.0 1179.6 754.6
White 3 0 0 3 0.0 0.0 -425.0 1192.8 767.8
Black 2 0 0 2 0.0 0.0 -425.0 1159.8 734.8
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 11 1 1 9 1.5 13.6 -309.1 1181.9 872.9
White 6 0 1 5 0.5 8.3 -354.2 1196.4 842.3
Black 5 1 0 4 1.0 20.0 -255.0 1164.6 909.6
Standard All 5 0 0 5 0.0 0.0 -425.0 1179.6 754.6
White 3 0 0 3 0.0 0.0 -425.0 1192.8 767.8
Black 2 0 0 2 0.0 0.0 -425.0 1159.8 734.8
Rapid All 6 1 1 4 1.5 25.0 -212.5 1183.9 971.4
White 3 0 1 2 0.5 16.7 -283.3 1200.0 916.7
Black 3 1 0 2 1.0 33.3 -141.7 1167.8 1026.1
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 1130191541 Madamombe, L (Liam) 2 0.5 0 1 1 25.0 1186.4 -212.5 973.9 View list
2 1120191542 Mfazwe, A (Abukwa) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1130191552 Willard, E (Ethan) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list
4 1960191544 Mqokweni, B (Bongani) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 100085429 Matshaya, Y (Yanga) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1140142379 Jainoodien, R (Raaziq) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list
7 1140191540 Jaftha, M (Micah) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 2130147556 Gatyeni, K (Khayone) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1130193493 Esterhuizen, S (Shia) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list
10 1130158967 Barron, D (Dorian) 1 0.0 0 0 1 0.0 1172.8 -425.0 747.8 View list