Chess South Africa
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Chess South Africa
Van Dyk, SJ (Sarel Johannes)
Dob:
2009/08/13 (U16)
Gender:
Male
Chess SA id:
109088591
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2022/06/18 (701 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
1293.7
Curent Weighted rating
1293.7
Curent Weighted performance
917.5
Current official/published rating (highest between Raw, WR and WP)
1293.7
Current floor (min rating allowed)
797.9
Current highest rating achieved
1297.9
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)
±145.1
Current Raw change used (final)
0.0
Projected new Raw rating
1293.7
Projected new Weighed rating
1293.7
Projected new Weighted performance
917.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1293.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1297.9
Projected new floor
797.9
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
1295.3
Curent Weighted rating
1295.3
Curent Weighted performance
911.2
Current official/published rating (highest between Raw, WR and WP)
1295.3
Current floor (min rating allowed)
801.1
Current highest rating achieved
1301.1
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)
±144.8
Current Raw change used (final)
0.0
Projected new Raw rating
1295.3
Projected new Weighed rating
1295.3
Projected new Weighted performance
911.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1295.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1301.1
Projected new floor
801.1
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
608.5
Curent Weighted rating
603.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
608.5
Current floor (min rating allowed)
500.0
Current highest rating achieved
608.5
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)
±385.1
Current Raw change used (final)
0.0
Projected new Raw rating
608.5
Projected new Weighed rating
603.7
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
608.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
608.5
Projected new floor
500.0
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
600.0
Curent Weighted rating
600.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
600.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
600.0
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)
±389.8
Current Raw change used (final)
0.0
Projected new Raw rating
600.0
Projected new Weighed rating
600.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
600.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
600.0
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
20
2022 Gauteng Schools Individual Chess Championship (U13 Boys)
2022/06/18
2022/06/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1297.9
1301.1
Analysis
19
2022 Tshwane Chess Open Registration Tournament (C1)
2022/01/29
2022/01/29
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1270.4
1272.7
Analysis
18
2021 Lardies Ope (C)
2021/10/30
2021/10/30
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1251.0
1252.2
Analysis
17
2021 Chris Greyling Open Tournament (C)
2021/05/08
2021/05/08
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1250.1
1253.6
Analysis
16
2020 Constantiapark Open Chess Tournament (C)
2020/02/08
2020/02/08
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1266.5
1278.4
Analysis
15
2019 Gauteng Primary Schools Individual Chess Championships (U11 Boys)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1235.1
1243.8
Analysis
14
2019 Chris Greyling (C)
2019/04/27
2019/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1150.1
1135.0
Analysis
13
2019 Capablanca Chess Festival (C)
2019/04/19
2019/04/21
Tshwane (GTP)
Standard
90
0.94
7
7
3.5
1150.1
1135.0
Analysis
12
2019 D1 School Individual Finals (U11 Boys)
2019/04/13
2019/04/13
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1150.1
1135.0
Analysis
11
2019 Tshwane Chess Registration Tournament (C)
2019/01/26
2019/01/26
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1164.7
1158.6
Analysis
10
South African Junior Team Championships 2018 (U10B)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
6.0
1076.5
1067.0
Analysis
9
2018 Tshwane Inter Region (U12B)
2018/12/01
2018/12/01
Cape Town (WCT)
Standard
60
0.83
5
5
2.0
1076.5
1067.0
Analysis
8
2018 Lardies Ope (C)
2018/10/27
2018/10/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1017.5
1012.5
Analysis
7
2018 Jakaranda (H)
2018/09/22
2018/09/22
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1063.2
1067.8
Analysis
6
2018 Etienne Lewis Trials (U10 Boys)
2018/08/31
2018/09/02
Tshwane (GTP)
Standard
120
1.00
7
7
4.5
1063.2
1067.8
Analysis
5
2018 D1 Gauteng North Individual Chess Championships (U9 Boys)
2018/05/19
2018/05/19
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
826.2
840.8
Analysis
4
2018 Capablanca Swiss (D)
2018/04/27
2018/04/27
Tshwane (GTP)
Standard
90
0.94
5
4
3.0
739.8
738.8
Analysis
3
2018 Chris Greyling Open (D)
2018/04/21
2018/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
739.8
738.8
Analysis
2
2018 Tshwane Registration Open Chess Tournament (D)
2018/01/27
2018/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
600.0
600.0
Analysis
1
South African Junior Team Championships 2017 (U10C)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
7.0
600.0
600.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
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
107
64
7
36
67.5
63.1
111.2
1059.6
1170.8
White
52
33
3
16
34.5
66.3
138.9
1038.3
1177.2
Black
55
31
4
20
33.0
60.0
85.0
1079.8
1164.8
Standard
All
107
64
7
36
67.5
63.1
111.2
1059.6
1170.8
White
52
33
3
16
34.5
66.3
138.9
1038.3
1177.2
Black
55
31
4
20
33.0
60.0
85.0
1079.8
1164.8
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
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
110095325
Lourens, J (Jurgen)
2
2.0
2
0
0
100.0
1164.8
425.0
1589.8
View list
2
2060097845
Venter, Z (Zanri)
2
2.0
2
0
0
100.0
1133.8
425.0
1558.8
View list
3
110092783
Van Rooyen, M (Marcel)
2
1.5
1
1
0
75.0
944.9
212.5
1157.4
View list
4
110089428
Anderson, AP (Aidan)
2
1.0
1
0
1
50.0
944.9
0.0
944.9
View list
5
111077190
Liang, YX (Yi-Xuan (Bowie))
2
1.0
1
0
1
50.0
808.8
0.0
808.8
View list
6
107076724
Nel, A (Armand)
2
1.0
1
0
1
50.0
838.3
0.0
838.3
View list
7
208078447
Timmerman, ME (Mischke)
2
1.0
1
0
1
50.0
875.0
0.0
875.0
View list
8
110092658
Van Nieuwenhuizen, BF (Bernard)
2
1.0
1
0
1
50.0
901.5
0.0
901.5
View list
9
108086540
Malan, HB (Hendrik)
2
0.0
0
0
2
0.0
1157.4
-425.0
732.4
View list
10
1090112537
Bavuma, S (Saneliso)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
11
110088599
Bogaard, FK (Franco)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
12
2100101793
Chetty, N (Neha)
1
1.0
1
0
0
100.0
1076.5
425.0
1501.5
View list
13
109084157
De Wet, S (Samuel)
1
1.0
1
0
0
100.0
600.0
425.0
1025.0
View list
14
210088032
De Vasconcelos, T (Tiaana)
1
1.0
1
0
0
100.0
1063.2
425.0
1488.2
View list
15
1090112536
Cipa, P (Phillip)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
16
1080097219
Elliott, C (Cayden)
1
1.0
1
0
0
100.0
1150.1
425.0
1575.1
View list
17
1080107799
Du Toit, J (Jaunre)
1
1.0
1
0
0
100.0
1235.1
425.0
1660.1
View list
18
1080097221
Du Randt, JC (Jean)
1
1.0
1
0
0
100.0
739.8
425.0
1164.8
View list
19
110086791
Dikgale, MJ (Mogale)
1
1.0
1
0
0
100.0
1076.5
425.0
1501.5
View list
20
1110100045
Gondwe, P (Prosper)
1
1.0
1
0
0
100.0
1270.4
425.0
1695.4
View list