Player Page

Botha, Z (Zak)
Dob: 2011/04/10 (U14)
Gender: Male
Chess SA id: 1110143884
FIDE id:
Region: Gert Sibande (MGS)
Citizen: RSA
Title(s):
Last active: 2023/08/18 (315 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 rating1246.6
Current Weighted rating1252.1
Current Weighted performance1027.6
Current official/published rating (highest between Raw, WR and WP)1252.1
Current highest rating achieved1267.1
Current floor (min rating allowed)767.1
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)±155.2
Current Raw change used (final)0.0
Projected new Raw rating1246.6
Projected new Weighed rating1151.7
Projected new Weighted performance1027.6
Projected new final Raw rating (if new WP > new Raw)1246.6
Projected new highest rating1267.1
Projected new floor767.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1246.6
Projected effective change (new Official - current Official)-5.5
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
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 rating1262.2
Current Weighted rating1275.7
Current Weighted performance1081.7
Current official/published rating (highest between Raw, WR and WP)1275.7
Current highest rating achieved1308.3
Current floor (min rating allowed)808.3
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)±151.8
Current Raw change used (final)0.0
Projected new Raw rating1262.2
Projected new Weighed rating1173.0
Projected new Weighted performance1081.7
Projected new final Raw rating (if new WP > new Raw)1262.2
Projected new highest rating1308.3
Projected new floor808.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1262.2
Projected effective change (new Official - current Official)-13.5
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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Govin Mbeki Teams Chess Tournament 2023 (U13 Boys) 2023/08/18 2023/08/18 Gert Sibande (MGS) Rapid 30 0.60 5 5 2.0 1267.1 1302.5 Analysis
4 Hoëveldgroep 2023 (O13) 2023/07/28 2023/07/28 Gert Sibande (MGS) Rapid 30 0.60 5 5 3.0 1264.9 1308.3 Analysis
3 Gert Sibande Finaal 2022 (O11) 2022/08/19 2022/08/19 Gert Sibande (MGS) Rapid 30 0.60 5 4 4.0 1213.7 1224.4 Analysis
2 Govan Mbeki Uitspele 2022 (O11) 2022/08/12 2022/08/12 Gert Sibande (MGS) Rapid 30 0.60 5 5 3.0 1213.7 1224.4 Analysis
1 Hoeveldgroep 2022 (O11) 2022/07/29 2022/07/29 Gert Sibande (MGS) Rapid 30 0.60 5 4 2.5 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 23 14 1 8 14.5 63.0 110.9 1204.1 1315.0
White 13 8 0 5 8.0 61.5 98.1 1213.7 1311.8
Black 10 6 1 3 6.5 65.0 127.5 1191.6 1319.1
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 23 14 1 8 14.5 63.0 110.9 1204.1 1315.0
White 13 8 0 5 8.0 61.5 98.1 1213.7 1311.8
Black 10 6 1 3 6.5 65.0 127.5 1191.6 1319.1
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 1120143896 Horn, D (Dehan) 2 2.0 2 0 0 100.0 1213.7 425.0 1638.7 View list
2 1110143916 Viljoen, P (Pieter) 2 1.0 1 0 1 50.0 1266.0 0.0 1266.0 View list
3 1110107077 Phala, M (Makhudu) 2 1.0 1 0 1 50.0 1213.7 0.0 1213.7 View list
4 1110143897 Janse Van Rensburg, D (Daniel) 1 1.0 1 0 0 100.0 1267.1 425.0 1692.1 View list
5 1120143906 Olckers, K (Kellan) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
6 1120145069 Snygans, W (Wian) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
7 1120158796 Polenakis, C (Christopher) 1 1.0 1 0 0 100.0 1267.1 425.0 1692.1 View list
8 2110143894 Hayward, L (Lente) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 2100143872 Masango, U (Unathi) 1 1.0 1 0 0 100.0 1264.9 425.0 1689.9 View list
10 1120143886 Coetzee, M (Markus) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1110158762 Carroll, S (Shaun) 1 1.0 1 0 0 100.0 1264.9 425.0 1689.9 View list
12 1110145061 Botha, D (Divan) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
13 1110143890 Dondolo, L (Lonwabo) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
14 1110117489 De Koker, R (Reginald) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
15 1100160345 Zwane, L (Landokuhle) 1 0.0 0 0 1 0.0 1267.1 -425.0 842.1 View list
16 1010143975 Tyhokolo, S (Simanye) 1 0.0 0 0 1 0.0 1264.9 -425.0 839.9 View list
17 1110117501 Nel, B (Berrie) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 1120143901 Mgabhi, P (Phesihle) 1 0.0 0 0 1 0.0 1213.7 -425.0 788.7 View list
19 1100158765 Leskiewkz, K (Kaiden) 1 0.0 0 0 1 0.0 1264.9 -425.0 839.9 View list
20 1100158583 Goosen, L (Lodewickus Jan) 1 0.0 0 0 1 0.0 1267.1 -425.0 842.1 View list