Player Page

Africa, Z (Zachary)
Dob: 2010/08/19 (U16)
Gender: Male
Chess SA id: 1100150413
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2023/10/21 (209 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 rating1158.4
Curent Weighted rating1162.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1162.4
Current floor (min rating allowed)658.4
Current highest rating achieved1158.4
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)±175.9
Current Raw change used (final)0.0
Projected new Raw rating1158.4
Projected new Weighed rating1161.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1161.3
Projected effective change (new Official - current Official)-1.0
Projected new highest rating1158.4
Projected new floor658.4
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)700.0
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 floor700.0
Projected new K-facor36
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 rating1131.6
Curent Weighted rating1134.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1134.5
Current floor (min rating allowed)631.6
Current highest rating achieved1131.6
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)±182.8
Current Raw change used (final)0.0
Projected new Raw rating1131.6
Projected new Weighed rating1133.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1133.1
Projected effective change (new Official - current Official)-1.4
Projected new highest rating1131.6
Projected new floor631.6
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)631.6
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 floor631.6
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 West Coast Primary Schools Grand Challenge League 2023 (Development) 2023/10/21 2023/10/21 West Coast (WCU) Rapid 15 0.39 5 5 2.5 1155.3 1115.6 Analysis
1 Laerskool Welgemoed Rapid 2023 (U14) 2023/02/11 2023/02/11 Cape Town (WCT) Rapid 25 0.54 6 6 1.0 1200.0 1200.0 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 11 3 1 7 3.5 31.8 -154.5 1187.6 1033.1
White 5 2 0 3 2.0 40.0 -85.0 1193.8 1108.8
Black 6 1 1 4 1.5 25.0 -212.5 1182.5 970.0
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 11 3 1 7 3.5 31.8 -154.5 1187.6 1033.1
White 5 2 0 3 2.0 40.0 -85.0 1193.8 1108.8
Black 6 1 1 4 1.5 25.0 -212.5 1182.5 970.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2110150418 De Clerk, L (Layla) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1120190728 Benton, G (Gabi) 1 1.0 1 0 0 100.0 1155.3 425.0 1580.3 View list
3 2150190741 Nolte, S (Su-Marie) 1 1.0 1 0 0 100.0 1155.3 425.0 1580.3 View list
4 1110153786 Arendse, C (Chriswill) 1 0.5 0 1 0 50.0 1155.3 0.0 1155.3 View list
5 1100150441 Wainright, J (John-William) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1080140769 Sprout, T (Tristan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1100150431 Pether, T (Troy) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 1100147741 Oosthuizen, H (Henre) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1100142267 Mana, I (Ikhona) 1 0.0 0 0 1 0.0 1155.3 -425.0 730.3 View list
10 1100190735 Kassey, E (Ettiene) 1 0.0 0 0 1 0.0 1155.3 -425.0 730.3 View list
11 1100150416 Baker, A (Alex) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list