Chess South Africa
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Chess South Africa
Rothmann, WR (Willem Ruwan)
Dob:
2008/10/23 (U18)
Gender:
Male
Chess SA id:
108093911
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2022/12/08 (511 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
1119.6
Curent Weighted rating
1120.7
Curent Weighted performance
839.9
Current official/published rating (highest between Raw, WR and WP)
1120.7
Current floor (min rating allowed)
708.1
Current highest rating achieved
1208.1
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)
±185.9
Current Raw change used (final)
0.0
Projected new Raw rating
1119.6
Projected new Weighed rating
1120.5
Projected new Weighted performance
839.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1120.5
Projected effective change (new Official - current Official)
-0.2
Projected new highest rating
1208.1
Projected new floor
708.1
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
1107.5
Curent Weighted rating
1108.6
Curent Weighted performance
832.0
Current official/published rating (highest between Raw, WR and WP)
1108.6
Current floor (min rating allowed)
700.3
Current highest rating achieved
1200.3
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)
±189.2
Current Raw change used (final)
0.0
Projected new Raw rating
1107.5
Projected new Weighed rating
1108.5
Projected new Weighted performance
832.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1108.5
Projected effective change (new Official - current Official)
-0.2
Projected new highest rating
1200.3
Projected new floor
700.3
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
1145.2
Curent Weighted rating
1145.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1145.2
Current floor (min rating allowed)
645.2
Current highest rating achieved
1145.2
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)
±179.3
Current Raw change used (final)
0.0
Projected new Raw rating
1145.2
Projected new Weighed rating
1145.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1145.2
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1145.2
Projected new floor
645.2
Projected new K-facor
40
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
1034.2
Curent Weighted rating
1034.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1034.2
Current floor (min rating allowed)
645.2
Current highest rating achieved
1034.2
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)
±210.0
Current Raw change used (final)
0.0
Projected new Raw rating
1034.2
Projected new Weighed rating
1034.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1034.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1034.2
Projected new floor
645.2
Projected new K-facor
40
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
35
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
1.0
1144.1
1134.5
Analysis
34
Ekurhuleni Chess Springs Club Open 2022 (D)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1114.5
1096.7
Analysis
33
Ekurhuleni Trials 2 2022 (U16)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Standard
62
0.84
5
5
2.0
1112.1
1089.9
Analysis
32
Alberton Chess Club Open 2020 (D)
2020/02/22
2020/02/22
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1112.1
1087.4
Analysis
31
Springs Chess Club Open 2020 (C)
2020/01/25
2020/01/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1109.8
1089.9
Analysis
30
2019 Wild Card Chess Championship (U12 Open)
2020/01/09
2020/01/12
4 Knights (4K)
Standard
120
1.00
7
7
3.0
1109.8
1089.9
Analysis
29
2019 South African Junior Team Championships (U12E)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1109.8
1089.9
Analysis
28
GJM vs GE Inter Region 2019 (U12B)
2019/10/05
2019/10/05
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
0.5
1167.2
1157.6
Analysis
27
2019 Boksburg Chess Club Round Robin (L)
2019/09/28
2019/09/28
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1190.2
1189.6
Analysis
26
Springs Open 2019 (C)
2019/08/31
2019/08/31
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1208.1
1200.3
Analysis
25
2019 Gauteng School League Finals (U11 Open)
2019/08/23
2019/08/23
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1208.1
1200.3
Analysis
24
Boksburg Chess Club Open 2019 (C)
2019/07/13
2019/07/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.5
1154.1
1144.0
Analysis
23
Ekurhuleni Trials (3) 2019 (U12)
2019/06/08
2019/06/08
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1158.7
1150.4
Analysis
22
2019 Gauteng Primary Schools Individual Chess Championships (U11 Boys)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1107.8
1095.7
Analysis
21
Ekurhuleni Trials 2 2019 (U12)
2019/04/27
2019/04/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1094.7
1079.7
Analysis
20
Primrose Chess Club Open 2019 (C)
2019/04/13
2019/04/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1094.7
1079.7
Analysis
19
Ekurhuleni Trials 1 2019 (U12)
2019/03/09
2019/03/09
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1007.7
1035.7
Analysis
18
Springs Chess Club Open 2019 (C)
2019/02/09
2019/02/09
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
908.6
924.1
Analysis
17
Boksburg Open 2019 (C)
2019/01/19
2019/01/19
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
872.1
886.9
Analysis
16
2018 Wild Card Chess Championships (U12 Open)
2018/12/21
2018/12/24
4 Knights (4K)
Standard
120
1.00
7
7
1.0
998.9
973.3
Analysis
1
2
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
181
60
11
110
65.5
36.2
-117.4
1099.1
981.7
White
86
33
7
46
36.5
42.4
-64.2
1109.8
1045.5
Black
95
27
4
64
29.0
30.5
-165.5
1089.5
924.0
Standard
All
169
59
9
101
63.5
37.6
-105.6
1095.7
990.1
White
80
32
5
43
34.5
43.1
-58.4
1113.7
1055.3
Black
89
27
4
58
29.0
32.6
-148.0
1079.5
931.5
Rapid
All
6
1
2
3
2.0
33.3
-141.7
1239.6
1097.9
White
3
1
2
0
2.0
66.7
141.7
1115.8
1257.5
Black
3
0
0
3
0.0
0.0
-425.0
1363.4
938.4
Blitz
All
6
0
0
6
0.0
0.0
-425.0
1054.8
629.8
White
3
0
0
3
0.0
0.0
-425.0
998.0
573.0
Black
3
0
0
3
0.0
0.0
-425.0
1111.6
686.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
208067323
Aldum, C (Carla)
5
0.0
0
0
5
0.0
1001.3
-425.0
576.3
View list
2
208088664
Bosman, E (Elri)
3
3.0
3
0
0
100.0
928.9
425.0
1353.9
View list
3
108087160
Gibbens, JG (Johannes)
3
0.0
0
0
3
0.0
1075.8
-425.0
650.8
View list
4
107088031
Lewis, J (Jacques)
3
0.0
0
0
3
0.0
1015.3
-425.0
590.3
View list
5
108095081
Ndhlovu, A (Aphiwe)
3
0.0
0
0
3
0.0
1030.4
-425.0
605.4
View list
6
1090105302
Ludick, L (Liam)
2
2.0
2
0
0
100.0
1011.5
425.0
1436.5
View list
7
1080098201
Janse Van Rensburg, J (Jayden)
2
1.5
1
1
0
75.0
970.3
212.5
1182.8
View list
8
108084451
Cronje, NM (Nicolaas Mattheus)
2
1.0
1
0
1
50.0
1158.9
0.0
1158.9
View list
9
1080107799
Du Toit, J (Jaunre)
2
1.0
1
0
1
50.0
1031.2
0.0
1031.2
View list
10
1080098200
Carter, D (Dylan)
2
0.5
0
1
1
25.0
970.3
-212.5
757.8
View list
11
108060747
De Meyer, R (Rico)
2
0.0
0
0
2
0.0
1126.7
-425.0
701.7
View list
12
108072345
De Swardt, C (Chrizander)
2
0.0
0
0
2
0.0
1108.8
-425.0
683.8
View list
13
108088646
Hawkins, J (Joshua)
2
0.0
0
0
2
0.0
891.2
-425.0
466.2
View list
14
109083783
Kushar, T (Tristan)
2
0.0
0
0
2
0.0
1151.4
-425.0
726.4
View list
15
207092830
Netshimbupfe, W (Wanga)
2
0.0
0
0
2
0.0
838.8
-425.0
413.8
View list
16
106069166
Snyders, J (Jaundre)
2
0.0
0
0
2
0.0
857.0
-425.0
432.0
View list
17
2080096803
Basson, P (Piper)
1
1.0
1
0
0
100.0
1035.3
425.0
1460.3
View list
18
106066124
Boshoff, H (Hendre)
1
1.0
1
0
0
100.0
805.5
425.0
1230.5
View list
19
1110118675
Buthelezi, Z (Zanokuhle)
1
1.0
1
0
0
100.0
1114.5
425.0
1539.5
View list
20
206088651
Bothma, L (Liandri)
1
1.0
1
0
0
100.0
1190.2
425.0
1615.2
View list