Chess South Africa
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Chess South Africa
Botha, W (Wihan)
Dob:
2006/01/30 (U20)
Gender:
Male
Chess SA id:
1060156763
FIDE id:
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Last active:
2023/07/30 (293 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1170.5
Curent Weighted rating
1180.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1180.2
Current floor (min rating allowed)
709.0
Current highest rating achieved
1209.0
Current K-factor
36
Games played this month
0
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)
±172.9
Current Raw change used (final)
0.0
Projected new Raw rating
1170.5
Projected new Weighed rating
1178.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1178.9
Projected effective change (new Official - current Official)
-1.3
Projected new highest rating
1209.0
Projected new floor
709.0
Projected new K-facor
36
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 rating
1171.2
Curent Weighted rating
1180.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1180.8
Current floor (min rating allowed)
710.8
Current highest rating achieved
1210.8
Current K-factor
36
Games played this month
0
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)
±172.8
Current Raw change used (final)
0.0
Projected new Raw rating
1171.2
Projected new Weighed rating
1179.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1179.5
Projected effective change (new Official - current Official)
-1.3
Projected new highest rating
1210.8
Projected new floor
710.8
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Bojanala's FIDE in the Sparkling Waters 2023 (Rooks)
2023/07/28
2023/07/30
Bojanala Platina (NBR)
Standard
120
1.00
6
6
2.0
1209.0
1210.8
Analysis
1
Olienpark - 2nd One for the Ages 2023 (U18)
2023/05/13
2023/05/13
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
Game History
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
4
2
5
5.0
45.5
-38.6
1185.9
1147.3
White
6
1
2
3
2.0
33.3
-141.7
1200.6
1058.9
Black
5
3
0
2
3.0
60.0
85.0
1168.4
1253.4
Standard
All
11
4
2
5
5.0
45.5
-38.6
1185.9
1147.3
White
6
1
2
3
2.0
33.3
-141.7
1200.6
1058.9
Black
5
3
0
2
3.0
60.0
85.0
1168.4
1253.4
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2110152060
Ogone, S (Segalo)
1
1.0
1
0
0
100.0
1209.0
425.0
1634.0
View list
2
1100140050
Nkosi, M (Muhluri)
1
1.0
1
0
0
100.0
1209.0
425.0
1634.0
View list
3
207093301
Jansen, D (Danel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
207087748
Mhlongo, S (Siphesihle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1060154483
Maduna, K (Kwanele)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
6
1070145139
Motaung, R (Rethabile)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
7
1060154494
Venter, D (Dian)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1080158642
Salhab, I (Immanuel)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
9
206068689
Radebe, O (Onkarabile)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
10
211093260
Jansen Van Vuuren, M (Mari)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
11
1090131247
Changara, A (Adrian Tafara)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
