Chess South Africa
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Chess South Africa
Jonker, HD (Hendrik)
Dob:
2007/05/02 (U18)
Gender:
Male
Chess SA id:
107076073
FIDE id:
Region:
Pixley-ka-Seme (NCP)
Citizen:
RSA
Title(s):
Last active:
2021/10/23 (933 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
1283.5
Curent Weighted rating
1283.5
Curent Weighted performance
806.7
Current official/published rating (highest between Raw, WR and WP)
1283.5
Current floor (min rating allowed)
826.7
Current highest rating achieved
1326.7
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
1283.5
Projected new Weighed rating
1283.5
Projected new Weighted performance
806.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1283.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1326.7
Projected new floor
826.7
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
1282.9
Curent Weighted rating
1282.9
Curent Weighted performance
807.5
Current official/published rating (highest between Raw, WR and WP)
1282.9
Current floor (min rating allowed)
834.7
Current highest rating achieved
1334.7
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)
±147.3
Current Raw change used (final)
0.0
Projected new Raw rating
1282.9
Projected new Weighed rating
1282.9
Projected new Weighted performance
807.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1282.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1334.7
Projected new floor
834.7
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
731.8
Curent Weighted rating
731.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
731.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
731.8
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)
±323.1
Current Raw change used (final)
0.0
Projected new Raw rating
731.8
Projected new Weighed rating
731.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
731.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
731.8
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
731.8
Curent Weighted rating
731.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
731.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
731.8
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)
±323.1
Current Raw change used (final)
0.0
Projected new Raw rating
731.8
Projected new Weighed rating
731.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
731.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
731.8
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
11
NC Open 2021 (B)
2021/10/22
2021/10/23
Frances Baard (NCF)
Standard
62
0.84
5
5
1.0
1326.7
1334.7
Analysis
10
Pixley Chess Open 2 2021 (A)
2021/04/17
2021/04/17
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
4.0
1264.4
1286.5
Analysis
9
Pixley Chess Open 2021
2021/03/27
2021/03/27
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
3.5
1149.3
1151.7
Analysis
8
Northern Cape Open Fundraiser 2021 (C)
2021/03/20
2021/03/20
Frances Baard (NCF)
Standard
62
0.84
5
5
5.0
1149.3
1151.7
Analysis
7
South African Junior Team Championships 2018 (U12B)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1100.9
1110.1
Analysis
6
Northern Cape Closed Chess Championships 2018 (U12 Open)
2018/08/31
2018/09/01
Frances Baard (NCF)
Standard
92
0.94
5
5
3.0
948.3
986.6
Analysis
5
LDA Open Tournament 2018 (B)
2018/07/21
2018/07/21
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
4.0
883.9
909.8
Analysis
4
Oudtshoorn Open 2018
2018/06/29
2018/06/30
Eden District (WEG)
Standard
60
0.83
6
0
0.0
883.9
909.8
Analysis
3
Pixley Schools District Eliminations 2018 (U11)
2018/04/14
2018/04/14
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
4.0
839.1
859.0
Analysis
2
Pixley ka Seme Open 2018 (U14)
2018/02/10
2018/02/10
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
3.0
741.8
741.8
Analysis
1
South African Junior Team Championships 2017 (U12C)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
5
3.0
731.8
731.8
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
52
34
3
15
35.5
68.3
155.3
1065.2
1220.5
White
24
18
1
5
18.5
77.1
230.2
1045.4
1275.7
Black
28
16
2
10
17.0
60.7
91.1
1082.1
1173.1
Standard
All
52
34
3
15
35.5
68.3
155.3
1065.2
1220.5
White
24
18
1
5
18.5
77.1
230.2
1045.4
1275.7
Black
28
16
2
10
17.0
60.7
91.1
1082.1
1173.1
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
105086981
Kitengye, A (Armand)
4
2.0
2
0
2
50.0
1025.4
0.0
1025.4
View list
2
106076075
Kruger, C (Christoffel)
2
2.0
2
0
0
100.0
1016.6
425.0
1441.6
View list
3
108084930
Kitengye, PE (Patrick Ebondo)
2
1.0
1
0
1
50.0
861.5
0.0
861.5
View list
4
2110105341
Botha, A (Ane)
1
1.0
1
0
0
100.0
883.9
425.0
1308.9
View list
5
208083655
Bartman, J (Jadey)
1
1.0
1
0
0
100.0
1149.3
425.0
1574.3
View list
6
212092858
Ahjum, AXE (Annabelle)
1
1.0
1
0
0
100.0
1149.3
425.0
1574.3
View list
7
1050133919
Afrika, E (Ethan)
1
1.0
1
0
0
100.0
1149.3
425.0
1574.3
View list
8
107086985
Breyl, N (Noah)
1
1.0
1
0
0
100.0
839.1
425.0
1264.1
View list
9
107054713
Du Preez, H (Henno)
1
1.0
1
0
0
100.0
731.8
425.0
1156.8
View list
10
1040133915
Coetzee, E (Erik)
1
1.0
1
0
0
100.0
1149.3
425.0
1574.3
View list
11
1070134171
Khunou, N (Nealan)
1
1.0
1
0
0
100.0
1264.4
425.0
1689.4
View list
12
2070100128
Hlomela, A (Amydi)
1
1.0
1
0
0
100.0
839.1
425.0
1264.1
View list
13
1060096790
Hector, L (Lumishca)
1
1.0
1
0
0
100.0
741.8
425.0
1166.8
View list
14
107064238
Grove, E (Enrique)
1
1.0
1
0
0
100.0
948.3
425.0
1373.3
View list
15
1110116594
Groenewaldt, S (Stefan)
1
1.0
1
0
0
100.0
1149.3
425.0
1574.3
View list
16
1080097933
Grobler, E (Etienne)
1
1.0
1
0
0
100.0
1100.9
425.0
1525.9
View list
17
1050134166
Geweldt, B (Bruwayne)
1
1.0
1
0
0
100.0
1264.4
425.0
1689.4
View list
18
108086611
Erasmus, E (Earl)
1
1.0
1
0
0
100.0
1100.9
425.0
1525.9
View list
19
206065699
Lubisi, M (Mamello)
1
1.0
1
0
0
100.0
731.8
425.0
1156.8
View list
20
108084924
Madyo, M (Mbuyiselo)
1
1.0
1
0
0
100.0
839.1
425.0
1264.1
View list