Chess South Africa
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Chess South Africa
Van Der Merwe, D (Devan)
Dob:
2009/03/26 (U16)
Gender:
Male
Chess SA id:
1090100229
FIDE id:
Region:
Dr Kenneth Kaunda (NWP)
Citizen:
RSA
Title(s):
Last active:
2024/03/02 (79 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
1368.2
Curent Weighted rating
1366.9
Curent Weighted performance
1269.3
Current official/published rating (highest between Raw, WR and WP)
1368.2
Current floor (min rating allowed)
916.9
Current highest rating achieved
1416.9
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)
±130.5
Current Raw change used (final)
0.0
Projected new Raw rating
1368.2
Projected new Weighed rating
1370.0
Projected new Weighted performance
1269.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1370.0
Projected effective change (new Official - current Official)
+1.8
Projected new highest rating
1416.9
Projected new floor
916.9
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
1358.1
Curent Weighted rating
1361.1
Curent Weighted performance
1268.5
Current official/published rating (highest between Raw, WR and WP)
1361.1
Current floor (min rating allowed)
914.4
Current highest rating achieved
1414.4
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)
±132.4
Current Raw change used (final)
0.0
Projected new Raw rating
1358.1
Projected new Weighed rating
1363.8
Projected new Weighted performance
1268.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1363.8
Projected effective change (new Official - current Official)
+2.7
Projected new highest rating
1414.4
Projected new floor
914.4
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
1203.2
Curent Weighted rating
1203.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1203.2
Current floor (min rating allowed)
703.2
Current highest rating achieved
1203.2
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)
±165.1
Current Raw change used (final)
0.0
Projected new Raw rating
1203.2
Projected new Weighed rating
1203.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1203.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1203.2
Projected new floor
703.2
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
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)
703.2
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
703.2
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
DR KKD Ferdies Mar 2024 (B)
2024/03/02
2024/03/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.5
1390.8
1385.0
Analysis
2
DR KKD Curro Feb 2024 (U16)
2024/02/10
2024/02/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
2.5
1401.4
1396.8
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1395.7
1390.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
31
DR KKD Ferdies Mar 2024 (B)
2024/03/02
2024/03/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.5
1390.8
1385.0
Analysis
30
DR KKD Curro Feb 2024 (U16)
2024/02/10
2024/02/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
2.5
1401.4
1396.8
Analysis
29
2024 Gauteng Inter-Region Chess Championship (U16B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1395.7
1390.1
Analysis
28
2023 Thomas Lechelele North West Open (B)
2023/09/15
2023/09/16
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1402.6
1396.8
Analysis
27
DR KKD Trials 2023 (U16)
2023/09/02
2023/09/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.5
1402.6
1396.8
Analysis
26
DR Kenneth Kaunda Volkies 29 Jul 2023 (B)
2023/07/29
2023/07/29
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
2.0
1416.9
1414.4
Analysis
25
Dr Kenneth Kaunda Volkies 2023 (C)
2023/06/10
2023/06/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.5
1412.8
1408.9
Analysis
24
DR Kenneth Kaunda Curro 2023 (C)
2023/04/22
2023/04/22
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
5.0
1278.8
1274.7
Analysis
23
Dr. Kenneth Kaunda Saamtrek 2023 (U16)
2023/02/04
2023/02/04
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
3.0
1215.8
1210.0
Analysis
22
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
3.0
1244.6
1242.8
Analysis
21
Dr. KKD SAJCC Trials September 2022 (U12+U14)
2022/09/03
2022/09/03
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.5
1244.9
1242.1
Analysis
20
Dr. KKD Volkskool 2022 (U14)
2022/08/20
2022/08/20
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1202.2
1188.5
Analysis
19
Bailie Park Potchefstroom 2022 (U14+U16)
2022/06/04
2022/06/04
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.0
1218.9
1207.6
Analysis
18
Schoonspruit Ope 2022 (C)
2022/05/21
2022/05/21
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
1.5
1255.1
1251.5
Analysis
17
Volkskool Proewe 2021 (U14)
2021/10/30
2021/10/30
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
2.0
1264.4
1264.1
Analysis
16
Volkskool Tournament 2021 (U14)
2021/06/26
2021/06/26
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1221.7
1211.2
Analysis
15
Saamtrek 2021 (U14)
2021/06/12
2021/06/12
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1221.7
1211.2
Analysis
14
KHS 2021 (B)
2021/04/10
2021/04/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1230.7
1222.0
Analysis
13
Wesvalia 2020 (C)
2020/02/15
2020/02/15
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1127.9
1114.4
Analysis
12
Gimnasium 2020 (U12)
2020/02/01
2020/02/01
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1127.9
1114.4
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
7
2
5
8.0
57.1
60.7
1264.2
1324.9
White
6
3
1
2
3.5
58.3
70.8
1278.8
1349.6
Black
8
4
1
3
4.5
56.3
53.1
1253.2
1306.3
Standard
All
14
7
2
5
8.0
57.1
60.7
1264.2
1324.9
White
6
3
1
2
3.5
58.3
70.8
1278.8
1349.6
Black
8
4
1
3
4.5
56.3
53.1
1253.2
1306.3
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
150
85
6
59
88.0
58.7
73.7
1160.1
1233.7
White
72
38
1
33
38.5
53.5
29.5
1154.2
1183.7
Black
78
47
5
26
49.5
63.5
114.4
1165.5
1279.9
Standard
All
145
82
6
57
85.0
58.6
73.3
1163.4
1236.7
White
70
37
1
32
37.5
53.6
30.4
1162.7
1193.1
Black
75
45
5
25
47.5
63.3
113.3
1164.1
1277.4
Rapid
All
5
3
0
2
3.0
60.0
85.0
1062.7
1147.7
White
2
1
0
1
1.0
50.0
0.0
856.9
856.9
Black
3
2
0
1
2.0
66.7
141.7
1200.0
1341.7
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
1090115697
Botha, Z (Zak)
4
3.0
2
2
0
75.0
1281.1
212.5
1493.6
View list
2
108069124
Makale, T (Tlotliso)
3
3.0
3
0
0
100.0
1097.7
425.0
1522.7
View list
3
1080101632
Meyer, J (Jared)
3
2.0
2
0
1
66.7
1237.7
141.7
1379.3
View list
4
1110134010
Van Meersbergen, E (Ettienne)
3
2.0
2
0
1
66.7
1286.8
141.7
1428.4
View list
5
109093330
Krugel, L (Lian)
3
2.0
1
2
0
66.7
1262.6
141.7
1404.3
View list
6
1080113085
Mostert, CF (Christiaan )
3
1.0
1
0
2
33.3
1267.4
-141.7
1125.7
View list
7
109064023
Fouche, H (Heinrich)
3
0.0
0
0
3
0.0
1243.7
-425.0
818.7
View list
8
108087181
Janse Van Rensburg, N (Nian)
3
0.0
0
0
3
0.0
1288.3
-425.0
863.3
View list
9
1100110914
Fouche, N (Nathan)
2
2.0
2
0
0
100.0
1237.0
425.0
1662.0
View list
10
1120134007
Molefe, HT (His-Eminennce Tshenolo)
2
2.0
2
0
0
100.0
1223.6
425.0
1648.6
View list
11
1120113088
Mostert, DE (Dawid Erich)
2
2.0
2
0
0
100.0
1240.5
425.0
1665.5
View list
12
205094661
Handford, C (Cassidy)
2
1.0
1
0
1
50.0
1179.3
0.0
1179.3
View list
13
209083403
Havenga, S (Shaylee)
2
1.0
1
0
1
50.0
1092.8
0.0
1092.8
View list
14
1080106039
Matlala, U (Unathi)
2
1.0
1
0
1
50.0
1095.9
0.0
1095.9
View list
15
108069802
Mazinyo, M (Mpumelelo)
2
1.0
1
0
1
50.0
1152.2
0.0
1152.2
View list
16
108059585
Muller, C (Christiaan)
2
0.5
0
1
1
25.0
1396.7
-212.5
1184.2
View list
17
108090799
Fernandes, A (Alanzo)
2
0.0
0
0
2
0.0
1169.8
-425.0
744.8
View list
18
1100140952
Gautum, A (Agarwal)
2
0.0
0
0
2
0.0
1223.6
-425.0
798.6
View list
19
211085191
Naidoo, K (Kajol)
2
0.0
0
0
2
0.0
1221.7
-425.0
796.7
View list
20
108069806
Steenkamp, C (Christopher)
2
0.0
0
0
2
0.0
1130.1
-425.0
705.1
View list