Chess South Africa
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Chess South Africa
Van Den Berg, J (Jonathan)
Dob:
2009/08/15 (U16)
Gender:
Male
Chess SA id:
1090303117
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/05/04 (205 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
1183.4
Current Weighted rating
1192.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1192.9
Current highest rating achieved
1183.4
Current floor (min rating allowed)
683.4
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)
±169.8
Current Raw change used (final)
0.0
Projected new Raw rating
1183.4
Projected new Weighed rating
1097.2
Projected new Weighted performance
343.5
Projected new final Raw rating (if new WP > new Raw)
1183.4
Projected new highest rating
1183.4
Projected new floor
683.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1183.4
Projected effective change (new Official - current Official)
-9.5
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
1180.8
Current Weighted rating
1191.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1191.7
Current highest rating achieved
1180.8
Current floor (min rating allowed)
680.8
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)
±170.4
Current Raw change used (final)
0.0
Projected new Raw rating
1180.8
Projected new Weighed rating
1096.1
Projected new Weighted performance
343.5
Projected new final Raw rating (if new WP > new Raw)
1180.8
Projected new highest rating
1180.8
Projected new floor
680.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1180.8
Projected effective change (new Official - current Official)
-10.9
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
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
2024 D2 Schools Individuals (U15 Boys)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
2024 D2 Schools Individuals (U15 Boys)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
1
2
2
2.0
40.0
-85.0
1193.4
1108.4
White
2
1
1
0
1.5
75.0
212.5
1195.8
1408.3
Black
3
0
1
2
0.5
16.7
-283.3
1191.8
908.4
Standard
All
5
1
2
2
2.0
40.0
-85.0
1193.4
1108.4
White
2
1
1
0
1.5
75.0
212.5
1195.8
1408.3
Black
3
0
1
2
0.5
16.7
-283.3
1191.8
908.4
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
5
1
2
2
2.0
40.0
-85.0
1193.4
1108.4
White
2
1
1
0
1.5
75.0
212.5
1195.8
1408.3
Black
3
0
1
2
0.5
16.7
-283.3
1191.8
908.4
Standard
All
5
1
2
2
2.0
40.0
-85.0
1193.4
1108.4
White
2
1
1
0
1.5
75.0
212.5
1195.8
1408.3
Black
3
0
1
2
0.5
16.7
-283.3
1191.8
908.4
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
1100156276
Mothupi, R (Reotshepile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1090303110
Faku, J (Junior)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
3
1090302439
Erasmus, Z (Zadian Lwandre)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
4
1090303115
Ndzondzo, L (Lihle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1100302241
Moore, A (Aubrey)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
