Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Duiker, P (Phillip)
Dob:
2009/12/17 (U16)
Gender:
Male
Chess SA id:
109093484
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/03/22 (43 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
1283.6
Curent Weighted rating
1307.2
Curent Weighted performance
1206.0
Current official/published rating (highest between Raw, WR and WP)
1307.2
Current floor (min rating allowed)
828.2
Current highest rating achieved
1328.2
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)
±147.2
Current Raw change used (final)
0.0
Projected new Raw rating
1283.6
Projected new Weighed rating
1305.4
Projected new Weighted performance
1206.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1305.4
Projected effective change (new Official - current Official)
-1.8
Projected new highest rating
1328.2
Projected new floor
828.2
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
1226.5
Curent Weighted rating
1258.8
Curent Weighted performance
1143.8
Current official/published rating (highest between Raw, WR and WP)
1258.8
Current floor (min rating allowed)
792.1
Current highest rating achieved
1292.1
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)
±159.7
Current Raw change used (final)
0.0
Projected new Raw rating
1226.5
Projected new Weighed rating
1256.4
Projected new Weighted performance
1143.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1256.4
Projected effective change (new Official - current Official)
-2.5
Projected new highest rating
1292.1
Projected new floor
792.1
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
1326.7
Curent Weighted rating
1305.7
Curent Weighted performance
1246.6
Current official/published rating (highest between Raw, WR and WP)
1326.7
Current floor (min rating allowed)
827.4
Current highest rating achieved
1327.4
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)
±138.4
Current Raw change used (final)
0.0
Projected new Raw rating
1326.7
Projected new Weighed rating
1307.9
Projected new Weighted performance
1246.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1326.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1327.4
Projected new floor
827.4
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
1180.8
Curent Weighted rating
1180.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1180.8
Current floor (min rating allowed)
827.4
Current highest rating achieved
1206.0
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)
±170.4
Current Raw change used (final)
0.0
Projected new Raw rating
1180.8
Projected new Weighed rating
1180.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1180.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1206.0
Projected new floor
827.4
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
Western Cape HS Individuals Championship 2024 (U15 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
1.5
1324.2
1266.5
Analysis
2
West Coast Schools Chess Prestige Championships 2024 (U15 Boys)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1327.4
1327.4
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U15 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1327.4
1327.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
43
Western Cape HS Individuals Championship 2024 (U15 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
6
1.5
1324.2
1266.5
Analysis
42
West Coast Schools Chess Prestige Championships 2024 (U15 Boys)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1327.4
1327.4
Analysis
41
Lower West Coast Schools Chess Prestige 2024 (U15 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1327.4
1327.4
Analysis
40
West Coast Primary Schools Grand Challenge League 2023 (High School)
2023/10/21
2023/10/21
West Coast (WCU)
Rapid
15
0.39
5
5
4.0
1310.3
1279.5
Analysis
39
Western Cape Top Schools 2023 (U15 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
4
3.0
1277.8
1241.7
Analysis
38
CW Top Schools 2023 (Advanced)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1275.4
1232.3
Analysis
37
Pedro Booyse Top Schools 2023 (High School)
2023/07/29
2023/07/29
West Coast (WCU)
Standard
60
0.83
5
4
2.0
1287.1
1244.5
Analysis
36
Lower West Coast Top Schools Championships 2023 (High School)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
3
3.0
1280.1
1232.0
Analysis
35
West Coast Open 2023 (Elite)
2023/05/20
2023/06/03
West Coast (WCU)
Standard
65
0.85
5
5
2.0
1280.1
1287.0
Analysis
34
St Helenabaai Open 2023 (Elite)
2023/05/13
2023/05/13
West Coast (WCU)
Rapid
30
0.60
5
5
1.0
1312.9
1286.0
Analysis
33
Western Cape HS Individuals 2023 (U15 Boys)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
3.0
1306.3
1277.3
Analysis
32
West Coast High School Championships 2023 (U15 Boys)
2023/02/18
2023/02/18
West Coast (WCU)
Standard
60
0.83
6
6
3.5
1309.5
1273.7
Analysis
31
Lower West Coast High Schools Prestige 2023 (U15 Boys)
2023/02/11
2023/02/11
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1309.5
1287.8
Analysis
30
West Coast Open 2022 (Open)
2022/11/05
2022/11/05
West Coast (WCU)
Standard
65
0.85
6
6
3.0
1326.3
1292.1
Analysis
29
West Coast Chess Open 2022 (U13 Boys)
2022/10/15
2022/10/15
West Coast (WCU)
Rapid
25
0.54
5
5
2.5
1328.2
1300.4
Analysis
28
Western Cape Top Schools 2022 (U13 Mix)
2022/09/16
2022/09/17
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1307.8
1217.7
Analysis
27
Western Cape Woman`s Championship 2022 (Open)
2022/09/02
2022/09/04
West Coast (WCU)
Standard
90
0.94
5
5
2.0
1307.8
1217.7
Analysis
26
Pedro Booyse Top Schools 2022 (U13 Open)
2022/07/23
2022/07/23
West Coast (WCU)
Standard
60
0.83
5
4
3.0
1258.6
1170.5
Analysis
25
Onder-Weskus Top Skole 2022 (O13 Seuns)
2022/06/04
2022/06/04
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1232.5
1271.6
Analysis
24
Western Cape Schools 2022 (U13 Boys)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
6
2.0
1245.7
1169.4
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
7
1
8
7.5
46.9
-26.6
1267.7
1241.2
White
7
3
0
4
3.0
42.9
-60.7
1292.2
1231.5
Black
9
4
1
4
4.5
50.0
0.0
1248.7
1248.7
Standard
All
6
1
1
4
1.5
25.0
-212.5
1344.9
1132.4
White
3
1
0
2
1.0
33.3
-141.7
1411.5
1269.9
Black
3
0
1
2
0.5
16.7
-283.3
1278.3
995.0
Rapid
All
10
6
0
4
6.0
60.0
85.0
1221.4
1306.4
White
4
2
0
2
2.0
50.0
0.0
1202.7
1202.7
Black
6
4
0
2
4.0
66.7
141.7
1233.9
1375.6
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
227
118
8
101
122.0
53.7
31.8
1221.1
1253.0
White
113
58
3
52
59.5
52.7
22.6
1231.9
1254.5
Black
114
60
5
49
62.5
54.8
41.0
1210.5
1251.5
Standard
All
122
57
4
61
59.0
48.4
-13.9
1230.5
1216.6
White
63
29
1
33
29.5
46.8
-27.0
1238.0
1211.0
Black
59
28
3
28
29.5
50.0
0.0
1222.6
1222.6
Rapid
All
86
51
4
31
53.0
61.6
98.8
1228.2
1327.1
White
41
24
2
15
25.0
61.0
93.3
1231.0
1324.3
Black
45
27
2
16
28.0
62.2
103.9
1225.7
1329.6
Blitz
All
19
10
0
9
10.0
52.6
22.4
1128.5
1150.9
White
9
5
0
4
5.0
55.6
47.2
1193.2
1240.4
Black
10
5
0
5
5.0
50.0
0.0
1070.3
1070.3
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1090096311
Schroeder, L (Liam)
6
0.0
0
0
6
0.0
1296.7
-425.0
871.7
View list
2
109090543
Visagie, C (Christopher)
5
2.0
2
0
3
40.0
1206.5
-85.0
1121.5
View list
3
109093559
Kameel, L (Lindon)
4
1.0
1
0
3
25.0
1227.3
-212.5
1014.8
View list
4
108077754
Opperman, M (Matthew)
4
0.0
0
0
4
0.0
1248.0
-425.0
823.0
View list
5
1080117539
Rhodes, X (Xion)
3
3.0
3
0
0
100.0
1163.8
425.0
1588.8
View list
6
1080110112
Fielies, J (Jaden)
3
2.0
2
0
1
66.7
1194.4
141.7
1336.1
View list
7
1090105979
Huisamen, A (Albertus)
3
2.0
2
0
1
66.7
1314.4
141.7
1456.1
View list
8
2100131696
Warner, A (Alicia)
3
2.0
2
0
1
66.7
1272.5
141.7
1414.1
View list
9
1110139048
Siebritz, Y (Yul)
3
1.5
1
1
1
50.0
1311.5
0.0
1311.5
View list
10
1060130313
Davids, C (Cleverton)
3
1.0
1
0
2
33.3
1261.6
-141.7
1119.9
View list
11
1100103503
Arendse, Q (Qnwinne)
3
0.0
0
0
3
0.0
1250.2
-425.0
825.2
View list
12
1090096256
Ocks, K (Keano)
3
0.0
0
0
3
0.0
1179.9
-425.0
754.9
View list
13
1080110127
Abrahams, E (Ethan)
2
2.0
2
0
0
100.0
1139.7
425.0
1564.7
View list
14
1100142259
Adams, J (Jenito)
2
2.0
2
0
0
100.0
1304.2
425.0
1729.2
View list
15
209090557
Booysen, W (Wilnique)
2
2.0
2
0
0
100.0
1139.7
425.0
1564.7
View list
16
207078017
Kilroe-Smith, I (Isabel)
2
2.0
2
0
0
100.0
1283.6
425.0
1708.6
View list
17
2080105988
Taylor, A (Ashlin)
2
2.0
2
0
0
100.0
1139.7
425.0
1564.7
View list
18
1100138343
Tielling, D (Denielhio)
2
2.0
2
0
0
100.0
1327.4
425.0
1752.4
View list
19
1080099747
Van Rooyen, S (Sergio)
2
2.0
2
0
0
100.0
1307.9
425.0
1732.9
View list
20
1070100545
Williams, I (Ivan)
2
2.0
2
0
0
100.0
1181.8
425.0
1606.8
View list