Player Page

Botha, Z (Zane)
Dob: 2009/08/23 (U16)
Gender: Male
Chess SA id: 1090141153
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2022/11/05 (563 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 rating1085.8
Curent Weighted rating1085.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1085.8
Current floor (min rating allowed)624.6
Current highest rating achieved1124.6
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)±195.1
Current Raw change used (final)0.0
Projected new Raw rating1085.8
Projected new Weighed rating1085.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1085.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1124.6
Projected new floor624.6
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 rating1052.0
Curent Weighted rating1052.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1052.0
Current floor (min rating allowed)606.4
Current highest rating achieved1106.4
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)±204.7
Current Raw change used (final)0.0
Projected new Raw rating1052.0
Projected new Weighed rating1052.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1052.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1106.4
Projected new floor606.4
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 rating1184.0
Curent Weighted rating1184.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1184.8
Current floor (min rating allowed)684.0
Current highest rating achieved1184.0
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)±169.6
Current Raw change used (final)0.0
Projected new Raw rating1184.0
Projected new Weighed rating1184.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1184.5
Projected effective change (new Official - current Official)-0.3
Projected new highest rating1184.0
Projected new floor684.0
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)684.0
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 floor684.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Kenridge Rapid 2022 (U14) 2022/11/05 2022/11/05 Cape Town (WCT) Rapid 25 0.54 6 5 2.0 1075.9 1200.0 Analysis
2 WP Closed 2022 (U14) 2022/06/16 2022/06/16 Cape Town (WCT) Standard 70 0.87 6 6 1.0 1124.6 1106.4 Analysis
1 Steinitz Open 2022 (C) 2022/05/21 2022/05/22 Cape Town (WCT) Standard 60 0.83 5 5 0.0 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 16 3 0 13 3.0 18.8 -265.6 1227.6 962.0
White 7 2 0 5 2.0 28.6 -182.1 1179.6 997.5
Black 9 1 0 8 1.0 11.1 -330.6 1264.9 934.3
Standard All 11 1 0 10 1.0 9.1 -347.7 1221.7 873.9
White 5 0 0 5 0.0 0.0 -425.0 1192.0 767.0
Black 6 1 0 5 1.0 16.7 -283.3 1246.3 963.0
Rapid All 5 2 0 3 2.0 40.0 -85.0 1240.6 1155.6
White 2 2 0 0 2.0 100.0 425.0 1148.6 1573.6
Black 3 0 0 3 0.0 0.0 -425.0 1301.9 876.9
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 1090137388 Uchendu, D (David) 2 0.0 0 0 2 0.0 1138.0 -425.0 713.0 View list
2 2090141163 Roto, A (Ahluma) 2 0.0 0 0 2 0.0 1162.3 -425.0 737.3 View list
3 1090137380 Makabeni, M (Mihlali) 1 1.0 1 0 0 100.0 1075.9 425.0 1500.9 View list
4 1100109845 Borchardt, T (Tiaan) 1 1.0 1 0 0 100.0 1075.9 425.0 1500.9 View list
5 1100138073 Williams, M (Matthew) 1 1.0 1 0 0 100.0 1124.6 425.0 1549.6 View list
6 109093041 Steininger, A (Alexander) 1 0.0 0 0 1 0.0 1124.6 -425.0 699.6 View list
7 1090138625 Rieder, L (Luke) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 110094681 Meyer, M (Matthew) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 2100137375 Bellini, G (Gemma) 1 0.0 0 0 1 0.0 1124.6 -425.0 699.6 View list
10 2060096064 Jacobs, C (Caitlin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 2100138514 Hastig, A (Amamkele) 1 0.0 0 0 1 0.0 1124.6 -425.0 699.6 View list
12 209095311 Grove, E (Emily) 1 0.0 0 0 1 0.0 1075.9 -425.0 650.9 View list
13 1100097517 Gous, L (Luka) 1 0.0 0 0 1 0.0 1075.9 -425.0 650.9 View list
14 1090138811 Fisher, J (Joshua) 1 0.0 0 0 1 0.0 1124.6 -425.0 699.6 View list