Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Botha, T (Tristan)
Dob:
2011/11/22 (U14)
Gender:
Male
Chess SA id:
1110110252
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2022/06/04 (902 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
1186.4
Current Weighted rating
1186.4
Current Weighted performance
681.3
Current official/published rating (highest between Raw, WR and WP)
1186.4
Current highest rating achieved
1186.4
Current floor (min rating allowed)
686.4
Current K-factor
40
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)
±169.1
Current Raw change used (final)
0.0
Projected new Raw rating
1186.4
Projected new Weighed rating
1091.5
Projected new Weighted performance
681.3
Projected new final Raw rating (if new WP > new Raw)
1186.4
Projected new highest rating
1186.4
Projected new floor
686.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1186.4
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
1146.8
Current Weighted rating
1146.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1146.8
Current highest rating achieved
1178.4
Current floor (min rating allowed)
678.4
Current K-factor
40
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)
±178.9
Current Raw change used (final)
0.0
Projected new Raw rating
1146.8
Projected new Weighed rating
1055.1
Projected new Weighted performance
320.2
Projected new final Raw rating (if new WP > new Raw)
1146.8
Projected new highest rating
1178.4
Projected new floor
678.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1146.8
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 rating
1224.0
Current Weighted rating
1224.0
Current Weighted performance
694.5
Current official/published rating (highest between Raw, WR and WP)
1224.0
Current highest rating achieved
1224.0
Current floor (min rating allowed)
724.0
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)
±160.2
Current Raw change used (final)
0.0
Projected new Raw rating
1224.0
Projected new Weighed rating
1126.1
Projected new Weighted performance
694.5
Projected new final Raw rating (if new WP > new Raw)
1224.0
Projected new highest rating
1224.0
Projected new floor
724.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1224.0
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 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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
Onder-Weskus Top Skole 2022 (O11+O13 Meisies)
2022/06/04
2022/06/04
West Coast (WCU)
Rapid
30
0.60
6
4
3.0
1156.6
1176.0
Analysis
8
Lower West Coast Schools Chess Prestige 2021 (U11 Boys)
2021/05/15
2021/05/15
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1133.3
1140.0
Analysis
7
West Coast Schools Prestige 2020 (U9 Boys)
2020/03/07
2020/03/07
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1123.7
1120.8
Analysis
6
Onder Weskus Prestige 2020 (U9 Boys)
2020/02/15
2020/02/22
West Coast (WCU)
Standard
60
0.83
6
6
4.0
1080.7
1074.4
Analysis
5
Back to School Rapid 2020 (U10)
2020/02/01
2020/02/01
West Coast (WCU)
Rapid
20
0.47
5
4
1.0
1080.7
1163.2
Analysis
4
West Coast Youth Open 2019 (C)
2019/11/30
2019/11/30
West Coast (WCU)
Standard
60
0.83
5
5
0.0
1161.4
1178.4
Analysis
3
Weskus Topskole 2019 (U9)
2019/07/20
2019/07/20
West Coast (WCU)
Rapid
30
0.60
3
3
2.0
1144.4
1122.0
Analysis
2
Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns)
2019/03/02
2019/04/06
West Coast (WCU)
Standard
60
0.83
6
3
1.0
1152.7
1200.0
Analysis
1
Onder-Weskus Skole Proewe 2019 (O9 Seuns)
2019/02/16
2019/02/23
West Coast (WCU)
Rapid
30
0.60
8
7
2.0
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
45
20
0
25
20.0
44.4
-47.2
1192.7
1145.4
White
23
9
0
14
9.0
39.1
-92.4
1192.9
1100.5
Black
22
11
0
11
11.0
50.0
0.0
1192.4
1192.4
Standard
All
14
5
0
9
5.0
35.7
-121.4
1194.2
1072.8
White
7
2
0
5
2.0
28.6
-182.1
1200.9
1018.8
Black
7
3
0
4
3.0
42.9
-60.7
1187.5
1126.8
Rapid
All
31
15
0
16
15.0
48.4
-13.7
1192.0
1178.3
White
16
7
0
9
7.0
43.8
-53.1
1189.4
1136.3
Black
15
8
0
7
8.0
53.3
28.3
1194.7
1223.0
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
2110109646
Groenewaldt, K (Katja)
2
2.0
2
0
0
100.0
1144.4
425.0
1569.4
View list
2
2120110238
Burger, M (Mari)
2
2.0
2
0
0
100.0
1144.4
425.0
1569.4
View list
3
1130142257
Nagar, A (Amisha)
2
2.0
2
0
0
100.0
1156.6
425.0
1581.6
View list
4
2110134655
Adams, C (Chrystal)
2
1.0
1
0
1
50.0
1156.6
0.0
1156.6
View list
5
1110117568
Oosthuizen, B (Brett)
2
1.0
1
0
1
50.0
1107.0
0.0
1107.0
View list
6
111090533
Ruiters, T (Thomlin)
2
1.0
1
0
1
50.0
1138.2
0.0
1138.2
View list
7
2120099717
Lewaks, A (Andrea)
2
0.0
0
0
2
0.0
1144.4
-425.0
719.4
View list
8
1110100594
Lawrence, J (Joel)
2
0.0
0
0
2
0.0
1140.3
-425.0
715.3
View list
9
1100110251
Chatbrun, D (Daniel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1130130320
Basson, R (Reinhardt)
1
1.0
1
0
0
100.0
1080.7
425.0
1505.7
View list
11
1110131950
Bowden, R (Ryan)
1
1.0
1
0
0
100.0
1123.7
425.0
1548.7
View list
12
1110110245
Da Silva, G (Gideon)
1
1.0
1
0
0
100.0
1080.7
425.0
1505.7
View list
13
1120131768
Klaase, T (Tyler)
1
1.0
1
0
0
100.0
1080.7
425.0
1505.7
View list
14
1110134295
Marcus, J (Jp)
1
1.0
1
0
0
100.0
1133.3
425.0
1558.3
View list
15
1110134298
Noble, T (Theo)
1
1.0
1
0
0
100.0
1133.3
425.0
1558.3
View list
16
1110110248
Van Wyk, S (Sj)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
1110131771
Van Zyl, G (Gert Willem)
1
1.0
1
0
0
100.0
1123.7
425.0
1548.7
View list
18
1120131772
Visagie, D (Dian)
1
1.0
1
0
0
100.0
1080.7
425.0
1505.7
View list
19
1100134299
Wearing, G (Garth)
1
1.0
1
0
0
100.0
1133.3
425.0
1558.3
View list
20
110085173
Mcguire, M (Mikael)
1
0.0
0
0
2
0.0
1161.4
-425.0
736.4
View list