Chess South Africa
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Chess South Africa
Van Zyl, A (Albertus Petrus)
Dob:
2014/06/16 (U12)
Gender:
Male
Chess SA id:
1140134502
FIDE id:
Region:
Dr Kenneth Kaunda (NWP)
Citizen:
RSA
Title(s):
Last active:
2024/06/08 (10 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
1390.9
Current Weighted rating
1423.2
Current Weighted performance
1294.0
Current official/published rating (highest between Raw, WR and WP)
1423.2
Current highest rating achieved
1528.8
Current floor (min rating allowed)
1028.8
Current K-factor
32
Games played this month
5
Score (S)
4.5
Expected score (We)
2.94
Difference (S-We)
1.29
Current Raw change (no limits, including tournament time weight)
41.4
Current min/max change allowed (with limits)
±126.3
Current Raw change used (final)
41.4
Projected new Raw rating
1432.3
Projected new Weighed rating
1312.7
Projected new Weighted performance
1421.4
Projected new final Raw rating (if new WP > new Raw)
1432.3
Projected new highest rating
1528.8
Projected new floor
1028.8
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1432.3
Projected effective change (new Official - current Official)
+9.1
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
1387.7
Current Weighted rating
1420.2
Current Weighted performance
1294.0
Current official/published rating (highest between Raw, WR and WP)
1420.2
Current highest rating achieved
1528.0
Current floor (min rating allowed)
1028.0
Current K-factor
32
Games played this month
5
Score (S)
4.5
Expected score (We)
2.94
Difference (S-We)
1.56
Current Raw change (no limits, including tournament time weight)
49.9
Current min/max change allowed (with limits)
±126.9
Current Raw change used (final)
49.9
Projected new Raw rating
1437.6
Projected new Weighed rating
1310.1
Projected new Weighted performance
1421.4
Projected new final Raw rating (if new WP > new Raw)
1437.6
Projected new highest rating
1528.0
Projected new floor
1028.0
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1437.6
Projected effective change (new Official - current Official)
+17.4
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
1213.2
Current Weighted rating
1212.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1213.2
Current highest rating achieved
1213.2
Current floor (min rating allowed)
713.2
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)
±162.7
Current Raw change used (final)
0.0
Projected new Raw rating
1213.2
Projected new Weighed rating
1115.7
Projected new Weighted performance
370.4
Projected new final Raw rating (if new WP > new Raw)
1213.2
Projected new highest rating
1213.2
Projected new floor
713.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1213.2
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
DR KKD Saamtrek 2024 (U14)
Start:
2024/06/08
End:
2024/06/08
Host:
NWP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
4.5
Main rating:
1390.9
Rating gain/loss:
41.4
Type rating:
1387.7
Rating gain/loss:
49.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
6
DR KKD Saamtrek 2024 (U14)
2024/06/08
2024/06/08
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.5
1390.9
1387.7
Analysis
5
South African Junior Closed Chess Championship 2024 (U10 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
3.5
1432.2
1428.0
Analysis
4
Bojanala's Rating Express 2024 (Knights)
2024/04/06
2024/04/06
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.5
1439.1
1439.8
Analysis
3
DR KKD Curro Feb 2024 (U14)
2024/02/10
2024/02/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1425.0
1424.1
Analysis
2
2024 Tshwane Chess OPEN Registration Tournament (C2)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1528.8
1528.0
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U10B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
4
2.0
1528.8
1528.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
23
DR KKD Saamtrek 2024 (U14)
2024/06/08
2024/06/08
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.5
1390.9
1387.7
Analysis
22
South African Junior Closed Chess Championship 2024 (U10 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
3.5
1432.2
1428.0
Analysis
21
Bojanala's Rating Express 2024 (Knights)
2024/04/06
2024/04/06
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.5
1439.1
1439.8
Analysis
20
DR KKD Curro Feb 2024 (U14)
2024/02/10
2024/02/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1425.0
1424.1
Analysis
19
2024 Tshwane Chess OPEN Registration Tournament (C2)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1528.8
1528.0
Analysis
18
2024 Gauteng Inter-Region Chess Championship (U10B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
4
2.0
1528.8
1528.0
Analysis
17
DR Kenneth Kaunda Volkies 29 Jul 2023 (C)
2023/10/29
2023/10/29
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
4.0
1294.2
1291.3
Analysis
16
2023 Thomas Lechelele North West Open (B)
2023/09/15
2023/09/16
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1513.9
1511.6
Analysis
15
DR KKD Trials 2023 (U10)
2023/09/02
2023/09/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1513.9
1511.6
Analysis
14
DR KKD Meiringspark 2023 (U10)
2023/08/19
2023/08/19
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
5.0
1443.0
1440.6
Analysis
13
Dr Kenneth Kaunda Volkies 2023 (C)
2023/06/10
2023/06/10
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1294.5
1290.6
Analysis
12
DR Kenneth Kaunda Curro 2023 (C)
2023/04/22
2023/04/22
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1248.2
1231.9
Analysis
11
Chris Greyling Open Tournament 2023 (D1)
2023/03/21
2023/03/21
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1320.8
1320.8
Analysis
10
Dr. Kenneth Kaunda Saamtrek 2023 (U8+U10)
2023/02/04
2023/02/04
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.5
1272.7
1259.2
Analysis
9
2022 South Africa Junior Blitz Chess Championships (U8+U10)
2022/12/05
2022/12/05
4 Knights (4K)
Blitz
5
0.18
7
7
4.0
1286.9
1200.0
Analysis
8
2022 South African Junior Team Chess Championships (U12 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
6
3.0
1286.9
1275.4
Analysis
7
Dr. KKD SAJCC Trials September 2022 (U8+U10)
2022/09/03
2022/09/03
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1287.5
1275.8
Analysis
6
La Hoff Primary School 2022 (C)
2022/07/23
2022/07/23
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.0
1338.0
1335.9
Analysis
5
Bailie Park Potchefstroom 2022 (U8+U10)
2022/06/04
2022/06/04
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1258.8
1271.4
Analysis
4
Schoonspruit Ope 2022 (D)
2022/05/21
2022/05/21
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
4.0
1217.6
1222.8
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
33
15
5
13
17.5
53.0
25.8
1334.7
1360.5
White
15
5
3
7
6.5
43.3
-56.7
1351.4
1294.7
Black
18
10
2
6
11.0
61.1
94.4
1320.8
1415.3
Standard
All
33
15
5
13
17.5
53.0
25.8
1334.7
1360.5
White
15
5
3
7
6.5
43.3
-56.7
1351.4
1294.7
Black
18
10
2
6
11.0
61.1
94.4
1320.8
1415.3
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
119
70
7
42
73.5
61.8
100.0
1251.2
1351.2
White
62
35
4
23
37.0
59.7
82.3
1250.8
1333.0
Black
57
35
3
19
36.5
64.0
119.3
1251.7
1371.0
Standard
All
112
66
7
39
69.5
62.1
102.5
1247.3
1349.7
White
58
33
4
21
35.0
60.3
87.9
1242.2
1330.1
Black
54
33
3
18
34.5
63.9
118.1
1252.7
1370.8
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
7
4
0
3
4.0
57.1
60.7
1314.5
1375.3
White
4
2
0
2
2.0
50.0
0.0
1375.6
1375.6
Black
3
2
0
1
2.0
66.7
141.7
1233.2
1374.9
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1130140601
Van Der Westhuizen, T (Thomas)
5
2.0
2
0
3
40.0
1275.8
-85.0
1190.8
View list
2
1110114779
Els, P (Paul)
4
4.0
4
0
0
100.0
1240.1
425.0
1665.1
View list
3
1120140598
Labuschagne, E (Edrich)
4
2.0
2
0
2
50.0
1308.5
0.0
1308.5
View list
4
1160145195
Labuschagne, P (Phillip)
3
2.5
2
1
0
83.3
1284.9
283.3
1568.2
View list
5
1140146391
Labuschagne, G (Gian)
3
2.0
2
0
1
66.7
1349.9
141.7
1491.5
View list
6
1150149634
Combrink, F (Frederick Johan)
2
2.0
2
0
0
100.0
1393.3
425.0
1818.3
View list
7
1140149638
Koenig, W (Wian)
2
2.0
2
0
0
100.0
1478.5
425.0
1903.5
View list
8
1120134190
Scholtz, R (Rohann)
2
2.0
2
0
0
100.0
1271.2
425.0
1696.2
View list
9
1150147147
Van Niekerk, K (Kyle)
2
2.0
2
0
0
100.0
1478.5
425.0
1903.5
View list
10
107095175
Molefe, LM (Lord Motheo)
2
1.0
1
0
1
50.0
1381.1
0.0
1381.1
View list
11
1130140602
Werkman, R (Robert Josua)
2
1.0
1
0
1
50.0
1273.2
0.0
1273.2
View list
12
1150146150
Ellender, A (Asher)
2
0.0
0
0
2
0.0
1359.6
-425.0
934.6
View list
13
1090115697
Botha, Z (Zak)
1
1.0
1
0
0
100.0
1338.0
425.0
1763.0
View list
14
1140153029
Botha, S (Sebastian)
1
1.0
1
0
0
100.0
1528.8
425.0
1953.8
View list
15
1120141034
Bergh, M (Martin)
1
1.0
1
0
0
100.0
1286.9
425.0
1711.9
View list
16
1150142193
Beneke, D (Dian Dawid)
1
1.0
1
0
0
100.0
1258.8
425.0
1683.8
View list
17
2130154460
Bekker, M (Maggie)
1
1.0
1
0
0
100.0
1439.1
425.0
1864.1
View list
18
2100134461
Barnard, LM (Leonora Magdalena)
1
1.0
1
0
0
100.0
1188.7
425.0
1613.7
View list
19
2130140596
Brits, M (Marica)
1
1.0
1
0
0
100.0
1200.3
425.0
1625.3
View list
20
2110148394
Buso, O (Owethu)
1
1.0
1
0
0
100.0
1188.7
425.0
1613.7
View list