Player Page

Botha, W (Wian)
Dob: 2012/06/25 (U14)
Gender: Male
Chess SA id: 1120156225
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2023/08/18 (313 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 rating1221.8
Current Weighted rating1219.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1221.8
Current highest rating achieved1282.8
Current floor (min rating allowed)782.8
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)±160.7
Current Raw change used (final)0.0
Projected new Raw rating1221.8
Projected new Weighed rating1121.9
Projected new Weighted performance875.2
Projected new final Raw rating (if new WP > new Raw)1221.8
Projected new highest rating1282.8
Projected new floor782.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1221.8
Projected effective change (new Official - current Official)=0.0
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 rating1222.7
Current Weighted rating1220.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1222.7
Current highest rating achieved1299.7
Current floor (min rating allowed)799.7
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)±160.5
Current Raw change used (final)0.0
Projected new Raw rating1222.7
Projected new Weighed rating1123.2
Projected new Weighted performance875.2
Projected new final Raw rating (if new WP > new Raw)1222.7
Projected new highest rating1299.7
Projected new floor799.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1222.7
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 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
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
3 2023 Gauteng Top Schools (U11 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 1.0 1282.8 1299.7 Analysis
2 D2 School League Finals 2023 (U11) 2023/07/22 2023/07/22 West Rand (GWR) Standard 60 0.83 5 5 5.0 1202.7 1203.6 Analysis
1 D2 Schools Individuals 2023 (U11 Boys) 2023/05/13 2023/05/13 West Rand (GWR) Standard 60 0.83 5 5 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 15 8 1 6 8.5 56.7 56.7 1210.3 1266.9
White 7 2 1 4 2.5 35.7 -121.4 1222.9 1101.5
Black 8 6 0 2 6.0 75.0 212.5 1199.2 1411.7
Standard All 15 8 1 6 8.5 56.7 56.7 1210.3 1266.9
White 7 2 1 4 2.5 35.7 -121.4 1222.9 1101.5
Black 8 6 0 2 6.0 75.0 212.5 1199.2 1411.7
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1130144992 Casimiro Van Wyk, N (Nathan) 2 1.5 1 1 0 75.0 1201.3 212.5 1413.8 View list
2 1130158389 Botha, H (Henry Hendrik J) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
3 1130156231 Kemorwe, T (Thabang) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 2130143338 Zwane, K (Kelly) 1 1.0 1 0 0 100.0 1282.8 425.0 1707.8 View list
5 1120149250 Van Niekerk, R (Ryan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1130149249 Tuck, L (Logan) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
7 1140158416 Ramoroka, N (Nsuku) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
8 1130158412 Nxusani, L (Likhakha Mncedisi) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
9 1120155003 Mabena, T (Themba) 1 0.0 0 0 1 0.0 1282.8 -425.0 857.8 View list
10 1120145795 Swart, D (Dominico) 1 0.0 0 0 1 0.0 1282.8 -425.0 857.8 View list
11 2120132211 Shi, K (Kai Xi) 1 0.0 0 0 1 0.0 1282.8 -425.0 857.8 View list
12 1130140293 Fourie, T (Theo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1120160806 Fourie, C (Cayden) 1 0.0 0 0 1 0.0 1282.8 -425.0 857.8 View list
14 1130149236 Arlow, J (Jaden) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list