Chess South Africa
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Chess South Africa
Bijker, W (Waldo)
Dob:
2010/07/20 (U16)
Gender:
Male
Chess SA id:
1100113805
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/05/04 (18 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
1503.8
Curent Weighted rating
1425.8
Curent Weighted performance
1475.0
Current official/published rating (highest between Raw, WR and WP)
1503.8
Current floor (min rating allowed)
1021.2
Current highest rating achieved
1521.2
Current K-factor
32
Games played this month
5
Score (S)
1.5
Expected score (We)
2.90
Difference (S-We)
-1.40
Current Raw change (no limits, including tournament time weight)
-37.2
Current min/max change allowed (with limits)
±107.6
Current Raw change used (final)
-37.2
Projected new Raw rating
1466.6
Projected new Weighed rating
1433.4
Projected new Weighted performance
1475.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1475.0
Projected effective change (new Official - current Official)
-28.8
Projected new highest rating
1521.2
Projected new floor
1021.2
Projected new K-facor
32
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
1507.3
Curent Weighted rating
1415.7
Curent Weighted performance
1480.7
Current official/published rating (highest between Raw, WR and WP)
1507.3
Current floor (min rating allowed)
1016.1
Current highest rating achieved
1516.1
Current K-factor
32
Games played this month
5
Score (S)
1.5
Expected score (We)
3.08
Difference (S-We)
-1.58
Current Raw change (no limits, including tournament time weight)
-50.6
Current min/max change allowed (with limits)
±107.0
Current Raw change used (final)
-50.6
Projected new Raw rating
1456.7
Projected new Weighed rating
1423.5
Projected new Weighted performance
1480.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1480.7
Projected effective change (new Official - current Official)
-26.6
Projected new highest rating
1516.1
Projected new floor
1016.1
Projected new K-facor
32
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
1192.4
Curent Weighted rating
1192.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1192.4
Current floor (min rating allowed)
692.4
Current highest rating achieved
1192.4
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)
±167.6
Current Raw change used (final)
0.0
Projected new Raw rating
1192.4
Projected new Weighed rating
1192.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1192.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1192.4
Projected new floor
692.4
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
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)
692.4
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
692.4
Projected new K-facor
36
Tournaments
History
Tournament:
JMC Helpmekaar Kollege Tournament 2024 (B)
Start:
2024/05/04
End:
2024/05/04
Host:
GJM
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
1.5
Main rating:
1503.8
Rating gain/loss:
-37.2
Type rating:
1507.3
Rating gain/loss:
-50.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
JMC Helpmekaar Kollege Tournament 2024 (B)
2024/05/04
2024/05/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1503.8
1507.3
Analysis
6
1st Knights Open Tournament 2024 (B)
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1489.5
1486.4
Analysis
5
JMC Unika School Tournament 2024 (C)
2024/03/02
2024/03/02
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1489.5
1486.4
Analysis
4
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
4.0
1494.1
1491.8
Analysis
3
Gear Up Mzansi Rapid 2024 (Intermediate)
2024/02/17
2024/02/17
Johannesburg Metro (GJM)
Rapid
35
0.66
5
5
3.0
1494.1
1190.8
Analysis
2
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1450.6
1435.5
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1450.6
1435.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
33
JMC Helpmekaar Kollege Tournament 2024 (B)
2024/05/04
2024/05/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1503.8
1507.3
Analysis
32
1st Knights Open Tournament 2024 (B)
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1489.5
1486.4
Analysis
31
JMC Unika School Tournament 2024 (C)
2024/03/02
2024/03/02
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1489.5
1486.4
Analysis
30
Grey College Team Championship 2024 (B)
2024/02/23
2024/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
4.0
1494.1
1491.8
Analysis
29
Gear Up Mzansi Rapid 2024 (Intermediate)
2024/02/17
2024/02/17
Johannesburg Metro (GJM)
Rapid
35
0.66
5
5
3.0
1494.1
1190.8
Analysis
28
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.5
1450.6
1435.5
Analysis
27
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1450.6
1435.5
Analysis
26
JMC Closed Aug 2023 (U14)
2023/08/04
2023/08/06
Johannesburg Metro (GJM)
Standard
90
0.94
6
6
3.0
1461.7
1443.5
Analysis
25
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
1461.7
1200.0
Analysis
24
JNW Open - Trinityhouse Little Falls 2023 (B)
2023/06/24
2023/06/24
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1521.2
1516.1
Analysis
23
Knight Riders Youth Day 2023 (U14+U16)
2023/06/16
2023/06/16
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1521.2
1516.1
Analysis
22
Gauteng Open Arnold Classic 2023 (C)
2023/05/20
2023/05/20
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1281.5
1273.0
Analysis
21
JNW Open - Trinityhouse Little Falls 2023 (C)
2023/05/13
2023/05/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1281.5
1273.0
Analysis
20
Mzansi Fide Open 2023 (Intermediate)
2023/04/27
2023/05/01
Johannesburg Metro (GJM)
Standard
120
1.00
6
6
4.5
1281.5
1273.0
Analysis
19
JMC 1 St Peters 2023 (C)
2023/03/18
2023/03/18
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1253.1
1229.1
Analysis
18
JNW Open - Crawford 2023 (C)
2023/03/04
2023/03/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1253.1
1229.1
Analysis
17
Mzansi Rapid 2023 (Intermediate)
2023/02/04
2023/02/04
Johannesburg Metro (GJM)
Rapid
25
0.54
6
6
3.5
1242.8
1200.0
Analysis
16
2022 South African Junior Team Chess Championships (U14 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
2
1.0
1237.0
1222.3
Analysis
15
JMC 3rd Trials 2022 (C)
2022/09/11
2022/09/11
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1207.1
1175.9
Analysis
14
Mzansi Spring Open 2022 (Young Masters)
2022/09/03
2022/09/03
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1207.1
1175.9
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
35
20
4
11
22.0
62.9
109.3
1386.8
1496.1
White
19
11
3
5
12.5
65.8
134.2
1394.2
1528.4
Black
16
9
1
6
9.5
59.4
79.7
1377.9
1457.6
Standard
All
30
17
4
9
19.0
63.3
113.3
1381.5
1494.9
White
16
9
3
4
10.5
65.6
132.8
1394.9
1527.7
Black
14
8
1
5
8.5
60.7
91.1
1366.3
1457.4
Rapid
All
5
3
0
2
3.0
60.0
85.0
1418.3
1503.3
White
3
2
0
1
2.0
66.7
141.7
1390.9
1532.5
Black
2
1
0
1
1.0
50.0
0.0
1459.3
1459.3
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
158
83
13
62
89.5
56.6
56.5
1283.1
1339.6
White
79
43
7
29
46.5
58.9
75.3
1294.3
1369.6
Black
79
40
6
33
43.0
54.4
37.7
1271.9
1309.6
Standard
All
147
77
12
58
83.0
56.5
54.9
1280.0
1334.9
White
73
39
7
27
42.5
58.2
69.9
1290.0
1359.9
Black
74
38
5
31
40.5
54.7
40.2
1270.1
1310.3
Rapid
All
11
6
1
4
6.5
59.1
77.3
1324.4
1401.7
White
6
4
0
2
4.0
66.7
141.7
1345.9
1487.6
Black
5
2
1
2
2.5
50.0
0.0
1298.6
1298.6
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
110091691
Barker, R (Ryan)
4
3.0
3
0
1
75.0
1328.0
212.5
1540.5
View list
2
210092704
Deysel, H (Hannah)
3
3.0
3
0
0
100.0
1216.3
425.0
1641.3
View list
3
110091688
Kwak, J (Jaeson)
3
1.5
1
1
1
50.0
1220.2
0.0
1220.2
View list
4
1100111138
Akker, D (Dylan)
3
1.0
1
0
2
33.3
1328.6
-141.7
1187.0
View list
5
1090105698
Naicker, GC (Gabriel Christian)
3
0.5
0
1
2
16.7
1401.3
-283.3
1118.0
View list
6
211092268
Mkhasibe, NZ (Nobuhle)
2
2.0
2
0
0
100.0
1491.5
425.0
1916.5
View list
7
1080146351
Nundkoomar, S (Sohaan)
2
2.0
2
0
0
100.0
1230.1
425.0
1655.1
View list
8
1140144042
Motau, N (Neelo)
2
1.5
1
1
0
75.0
1373.6
212.5
1586.1
View list
9
1120111803
Retief, A (Antonie)
2
1.5
1
1
0
75.0
1470.0
212.5
1682.5
View list
10
212091698
Chinoruma, K (Kupa)
2
1.0
1
0
1
50.0
1206.5
0.0
1206.5
View list
11
1150130726
Badenhorst, D (Daniel)
2
1.0
1
0
1
50.0
1244.3
0.0
1244.3
View list
12
108073207
Horn, E (Evan)
2
1.0
1
0
1
50.0
1385.5
0.0
1385.5
View list
13
2110143800
Naidoo, D (Dhiya)
2
1.0
1
0
1
50.0
1371.6
0.0
1371.6
View list
14
1090105696
Barradas, K (Keanu)
2
0.5
0
1
1
25.0
1366.0
-212.5
1153.5
View list
15
1140148603
Brits, E (Etienne)
2
0.5
0
1
1
25.0
1491.8
-212.5
1279.3
View list
16
1110133758
Bloem, J (James)
2
0.0
0
0
2
0.0
1285.1
-425.0
860.1
View list
17
103076119
Roux, P (Paul)
2
0.0
0
0
2
0.0
1361.7
-425.0
936.7
View list
18
209076633
Scullard, S (Sienne)
2
0.0
0
0
2
0.0
1328.3
-425.0
903.3
View list
19
203094057
Toerien, S (Sune)
2
0.0
0
0
2
0.0
1183.8
-425.0
758.8
View list
20
1100136746
Asingiza, LH (Lucas Henry)
1
1.0
1
0
0
100.0
1172.0
425.0
1597.0
View list