Chess South Africa
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Chess South Africa
Jonkers, B (Bradley)
Dob:
2003/11/20 (Adult)
Gender:
Male
Chess SA id:
1030113334
FIDE id:
Region:
ZF Mgcawu (NZF)
Citizen:
RSA
Title(s):
Last active:
2023/03/19 (427 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
1242.8
Curent Weighted rating
1243.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1243.0
Current floor (min rating allowed)
753.0
Current highest rating achieved
1253.0
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)
±156.0
Current Raw change used (final)
0.0
Projected new Raw rating
1242.8
Projected new Weighed rating
1243.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1243.0
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1253.0
Projected new floor
753.0
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
1249.4
Curent Weighted rating
1249.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1249.6
Current floor (min rating allowed)
760.6
Current highest rating achieved
1260.6
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)
±154.5
Current Raw change used (final)
0.0
Projected new Raw rating
1249.4
Projected new Weighed rating
1249.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1249.6
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1260.6
Projected new floor
760.6
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)
700.0
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
700.0
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)
700.0
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
700.0
Projected new K-facor
36
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
3
Sol Plaatje Open II 2023
2023/03/18
2023/03/19
Frances Baard (NCF)
Standard
92
0.94
5
3
1.0
1253.0
1260.6
Analysis
2
Sol Plaatje Open 2023
2023/02/18
2023/02/19
Frances Baard (NCF)
Standard
92
0.94
5
5
2.5
1241.8
1248.0
Analysis
1
ZFM School Trials 2019 (U18)
2019/04/27
2019/04/27
ZF Mgcawu (NZF)
Standard
60
0.83
5
5
4.0
1200.0
1200.0
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
13
7
1
5
7.5
57.7
65.4
1239.7
1305.1
White
5
2
0
3
2.0
40.0
-85.0
1249.5
1164.5
Black
8
5
1
2
5.5
68.8
159.4
1233.6
1393.0
Standard
All
13
7
1
5
7.5
57.7
65.4
1239.7
1305.1
White
5
2
0
3
2.0
40.0
-85.0
1249.5
1164.5
Black
8
5
1
2
5.5
68.8
159.4
1233.6
1393.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2030139429
Songca, M (Misokuble)
1
1.0
1
0
0
100.0
1241.8
425.0
1666.8
View list
2
1020099529
Sibanda, M (Michael)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1980097944
Riet, C (Cassious)
1
1.0
1
0
0
100.0
1241.8
425.0
1666.8
View list
4
102010608
Gobo, M (Mbulelo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1020099022
Basson, A (Anwill Antonio)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1030099007
Ayton, V (Vahan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
199073094
Motsamai, T (Tshenolo)
1
1.0
1
0
0
100.0
1253.0
425.0
1678.0
View list
8
2050150920
Lira, P (Petra)
1
0.5
0
1
0
50.0
1241.8
0.0
1241.8
View list
9
103071447
Rametse, M (Mason)
1
0.0
0
0
1
0.0
1253.0
-425.0
828.0
View list
10
189086697
Mokapane, T (Tshepo)
1
0.0
0
0
1
0.0
1241.8
-425.0
816.8
View list
11
197057622
Mithi, D (Dumiso)
1
0.0
0
0
1
0.0
1253.0
-425.0
828.0
View list
12
1030113333
Hanekom, D (Driaan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
206050683
Ahjum, SHA (Savannah)
1
0.0
0
0
1
0.0
1241.8
-425.0
816.8
View list
