Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Rossouw, W (Wessel Johannes)
Dob:
2008/06/04 (U18)
Gender:
Male
Chess SA id:
1080099597
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/08/11 (57 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
1437.7
Current Weighted rating
1437.2
Current Weighted performance
1337.3
Current official/published rating (highest between Raw, WR and WP)
1437.7
Current highest rating achieved
1459.1
Current floor (min rating allowed)
959.1
Current K-factor
32
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)
±118.2
Current Raw change used (final)
0.0
Projected new Raw rating
1437.7
Projected new Weighed rating
1323.4
Projected new Weighted performance
1337.3
Projected new final Raw rating (if new WP > new Raw)
1437.7
Projected new highest rating
1459.1
Projected new floor
959.1
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1437.7
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
1437.4
Current Weighted rating
1428.8
Current Weighted performance
1376.9
Current official/published rating (highest between Raw, WR and WP)
1437.4
Current highest rating achieved
1450.2
Current floor (min rating allowed)
950.2
Current K-factor
32
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)
±118.2
Current Raw change used (final)
0.0
Projected new Raw rating
1437.4
Projected new Weighed rating
1315.6
Projected new Weighted performance
1376.9
Projected new final Raw rating (if new WP > new Raw)
1437.4
Projected new highest rating
1450.2
Projected new floor
950.2
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1437.4
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
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
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)
±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
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
1305.9
Current Weighted rating
1284.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1305.9
Current highest rating achieved
1305.9
Current floor (min rating allowed)
805.9
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)
±142.6
Current Raw change used (final)
0.0
Projected new Raw rating
1305.9
Projected new Weighed rating
1183.3
Projected new Weighted performance
998.4
Projected new final Raw rating (if new WP > new Raw)
1305.9
Projected new highest rating
1305.9
Projected new floor
805.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1305.9
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
4
JMC Closed 2024 (C)
2024/08/09
2024/08/11
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
3.0
1437.7
1437.4
Analysis
3
Helpmekaar Kollege Blitz Chess Invitational 2024 (A)
2024/07/27
2024/07/27
Johannesburg Metro (GJM)
Blitz
8
0.25
9
9
5.5
1454.5
1305.2
Analysis
2
JMC Trinityhouse Randpark Ridge 2024 (B)
2024/07/13
2024/07/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1454.5
1444.1
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1420.5
1407.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
41
JMC Closed 2024 (C)
2024/08/09
2024/08/11
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
3.0
1437.7
1437.4
Analysis
40
Helpmekaar Kollege Blitz Chess Invitational 2024 (A)
2024/07/27
2024/07/27
Johannesburg Metro (GJM)
Blitz
8
0.25
9
9
5.5
1454.5
1305.2
Analysis
39
JMC Trinityhouse Randpark Ridge 2024 (B)
2024/07/13
2024/07/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1454.5
1444.1
Analysis
38
2024 Gauteng Inter-Region Chess Championship (U16B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1420.5
1407.3
Analysis
37
Helpmekaar Kollege Blitz Chess Invitational Sep 2023
2023/09/16
2023/09/16
Johannesburg Metro (GJM)
Blitz
8
0.25
9
8
7.0
1416.1
1177.2
Analysis
36
2023 Gauteng Top Schools (U15 Mixed)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
5
3.5
1419.6
1410.8
Analysis
35
JMC Closed Aug 2023 (U16)
2023/08/04
2023/08/06
Johannesburg Metro (GJM)
Standard
90
0.94
6
6
3.0
1419.6
1410.8
Analysis
34
JMC - The Higher Ground Restaurant 2nd Blitz Event 2023
2023/07/30
2023/07/30
Johannesburg Metro (GJM)
Blitz
8
0.25
7
0
0.0
1419.6
1177.2
Analysis
33
JMC Blitz - Higher Ground 2023
2023/06/17
2023/06/17
Johannesburg Metro (GJM)
Blitz
8
0.25
7
6
3.0
1425.1
1200.0
Analysis
32
Gauteng Schools Individual Finals 2023 (U15 Boys)
2023/05/27
2023/05/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1459.1
1450.2
Analysis
31
JMC 1 St Peters 2023 (C)
2023/03/18
2023/03/18
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1437.4
1432.2
Analysis
30
2023 Tshwane Chess Open Registration Tournament (B2)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1257.2
1247.9
Analysis
29
Harties Wolf Pack 2023 (Rooks)
2023/01/21
2023/01/21
Bojanala Platina (NBR)
Standard
62
0.84
5
5
4.0
1257.2
1247.9
Analysis
28
2022 South African Junior Wild Card Chess Championships (U16 Open)
2022/12/09
2022/12/12
4 Knights (4K)
Standard
120
1.00
7
6
1.5
1285.3
1276.7
Analysis
27
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
6
4.0
1285.3
1276.7
Analysis
26
JMC 3rd Trials 2022 (B)
2022/09/11
2022/09/11
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1233.5
1222.6
Analysis
25
JMC 2nd Trials 2022 (B)
2022/08/27
2022/08/27
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1229.9
1216.5
Analysis
24
JMC Trials 1 - Laerskool Fontainebleau 2022 (U16+U18)
2022/07/24
2022/07/24
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1205.4
1187.0
Analysis
23
2022 Gauteng Schools Individual Chess Championship (U15 Boys)
2022/06/18
2022/06/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1216.2
1198.5
Analysis
22
2022 Gauteng Interregion (U14 Open)
2022/02/26
2022/02/26
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1191.4
1166.1
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
24
14
1
9
14.5
60.4
88.5
1349.5
1438.0
White
12
6
1
5
6.5
54.2
35.4
1334.7
1370.1
Black
12
8
0
4
8.0
66.7
141.7
1364.3
1506.0
Standard
All
15
9
0
6
9.0
60.0
85.0
1408.0
1493.0
White
7
3
0
4
3.0
42.9
-60.7
1420.2
1359.5
Black
8
6
0
2
6.0
75.0
212.5
1397.3
1609.8
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
9
5
1
3
5.5
61.1
94.4
1252.0
1346.4
White
5
3
1
1
3.5
70.0
170.0
1214.9
1384.9
Black
4
2
0
2
2.0
50.0
0.0
1298.3
1298.3
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
205
106
10
89
111.0
54.1
35.2
1195.1
1230.4
White
99
45
8
46
49.0
49.5
-4.3
1182.7
1178.4
Black
106
61
2
43
62.0
58.5
72.2
1206.7
1278.9
Standard
All
182
91
9
82
95.5
52.5
21.0
1190.2
1211.2
White
87
39
7
41
42.5
48.9
-9.8
1169.2
1159.5
Black
95
52
2
41
53.0
55.8
49.2
1209.3
1258.5
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
23
15
1
7
15.5
67.4
147.8
1234.5
1382.3
White
12
6
1
5
6.5
54.2
35.4
1280.4
1315.8
Black
11
9
0
2
9.0
81.8
270.5
1184.4
1454.8
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109082809
De Villiers, J (Juan)
3
2.0
2
0
1
66.7
1056.2
141.7
1197.8
View list
2
207082268
Badenhorst, C (Chloe)
3
1.0
1
0
2
33.3
1125.2
-141.7
983.5
View list
3
108073207
Horn, E (Evan)
3
0.5
0
1
2
16.7
1283.1
-283.3
999.8
View list
4
108073208
Steyn, T (Tjaart)
3
0.0
0
0
3
0.0
1170.8
-425.0
745.8
View list
5
105082260
Botha, M (Marcus)
2
2.0
2
0
0
100.0
1175.1
425.0
1600.1
View list
6
108087181
Janse Van Rensburg, N (Nian)
2
2.0
2
0
0
100.0
1258.0
425.0
1683.0
View list
7
109079720
Lange, J (Jean-Luc)
2
2.0
2
0
0
100.0
1095.0
425.0
1520.0
View list
8
109095317
Olivier, BM (Barnard)
2
2.0
2
0
0
100.0
1150.6
425.0
1575.6
View list
9
211091693
Steyn, A (Anneke)
2
2.0
2
0
0
100.0
1341.1
425.0
1766.1
View list
10
1110155375
Venter, C (Christiaan)
2
2.0
2
0
0
100.0
1431.4
425.0
1856.4
View list
11
209083149
Viviers, C (Cara)
2
2.0
2
0
0
100.0
1057.8
425.0
1482.8
View list
12
108095081
Ndhlovu, A (Aphiwe)
2
1.0
1
0
1
50.0
1073.3
0.0
1073.3
View list
13
1080109892
Balassis, P (Petro)
2
0.5
0
1
1
25.0
1422.3
-212.5
1209.8
View list
14
106060687
Greef, S (Schalk)
2
0.5
0
1
1
25.0
1145.7
-212.5
933.2
View list
15
208073206
Fauconier, A (Amber)
2
0.0
0
0
2
0.0
1149.3
-425.0
724.3
View list
16
109081098
Naidoo, K (Kirthan)
2
0.0
0
0
2
0.0
1323.4
-425.0
898.4
View list
17
105092236
Njoku, W (Wisdom)
2
0.0
0
0
2
0.0
1236.0
-425.0
811.0
View list
18
209092675
Ramlall, S (Sanjana)
2
0.0
0
0
2
0.0
1340.9
-425.0
915.9
View list
19
107060719
Van Blomestein, M (Matthew)
2
0.0
0
0
2
0.0
1183.2
-425.0
758.2
View list
20
109059744
Voigt, D (Daniel)
2
0.0
0
0
2
0.0
1237.3
-425.0
812.3
View list