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:
2024/07/27 (118 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
Current Raw rating
1231.3
Current Weighted rating
1191.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1231.3
Current highest rating achieved
1231.3
Current floor (min rating allowed)
731.3
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)
±158.6
Current Raw change used (final)
0.0
Projected new Raw rating
1231.3
Projected new Weighed rating
1096.7
Projected new Weighted performance
924.0
Projected new final Raw rating (if new WP > new Raw)
1231.3
Projected new highest rating
1231.3
Projected new floor
731.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1231.3
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 rating
1171.2
Current Weighted rating
1174.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1174.4
Current highest rating achieved
1210.8
Current floor (min rating allowed)
710.8
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
1079.9
Projected new Weighted performance
565.0
Projected new final Raw rating (if new WP > new Raw)
1171.2
Projected new highest rating
1210.8
Projected new floor
710.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1171.2
Projected effective change (new Official - current Official)
-3.2
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 rating
1292.2
Current Weighted rating
1227.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1292.2
Current highest rating achieved
1292.2
Current floor (min rating allowed)
792.2
Current K-factor
36
s
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)
±145.4
Current Raw change used (final)
0.0
Projected new Raw rating
1292.2
Projected new Weighed rating
1130.4
Projected new Weighted performance
511.1
Projected new final Raw rating (if new WP > new Raw)
1292.2
Projected new highest rating
1292.2
Projected new floor
792.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1292.2
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 rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Bojanala's Clash Of Schools - Secondary 2024 (High School Seniors)
2024/07/27
2024/07/27
Bojanala Platina (NBR)
Rapid
35
0.66
5
5
5.0
1170.5
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Bojanala's Clash Of Schools - Secondary 2024 (High School Seniors)
2024/07/27
2024/07/27
Bojanala Platina (NBR)
Rapid
35
0.66
5
5
5.0
1170.5
1200.0
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
5
5
0
0
5.0
100.0
425.0
1172.9
1597.9
White
2
2
0
0
2.0
100.0
425.0
1126.5
1551.5
Black
3
3
0
0
3.0
100.0
425.0
1203.9
1628.9
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
5
5
0
0
5.0
100.0
425.0
1172.9
1597.9
White
2
2
0
0
2.0
100.0
425.0
1126.5
1551.5
Black
3
3
0
0
3.0
100.0
425.0
1203.9
1628.9
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
9
2
5
10.0
62.5
106.3
1181.9
1288.1
White
8
3
2
3
4.0
50.0
0.0
1182.1
1182.1
Black
8
6
0
2
6.0
75.0
212.5
1181.7
1394.2
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
5
5
0
0
5.0
100.0
425.0
1172.9
1597.9
White
2
2
0
0
2.0
100.0
425.0
1126.5
1551.5
Black
3
3
0
0
3.0
100.0
425.0
1203.9
1628.9
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1100307421
Burgers, D (Divan)
1
1.0
1
0
0
100.0
1170.5
425.0
1595.5
View list
2
2110152060
Ogone, S (Segalo)
1
1.0
1
0
0
100.0
1209.0
425.0
1634.0
View list
3
1100140050
Nkosi, M (Muhluri)
1
1.0
1
0
0
100.0
1209.0
425.0
1634.0
View list
4
109085213
Henning, T (Tiaan)
1
1.0
1
0
0
100.0
1170.5
425.0
1595.5
View list
5
207093301
Jansen, D (Danel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1080307432
Molefinyane, P (Phoka)
1
1.0
1
0
0
100.0
1170.5
425.0
1595.5
View list
7
1100307431
Mogotsi, K (Keleabetswe)
1
1.0
1
0
0
100.0
1170.5
425.0
1595.5
View list
8
1070142133
Moeng, K (Kopano)
1
1.0
1
0
0
100.0
1170.5
425.0
1595.5
View list
9
207087748
Mhlongo, S (Siphesihle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1060154483
Maduna, K (Kwanele)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
11
1070145139
Motaung, R (Rethabile)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
12
1060154494
Venter, D (Dian)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1080158642
Salhab, I (Immanuel)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
14
206068689
Radebe, O (Onkarabile)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
15
211093260
Jansen Van Vuuren, M (Mari)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list
16
1090131247
Changara, A (Adrian Tafara)
1
0.0
0
0
1
0.0
1209.0
-425.0
784.0
View list