Chess South Africa
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Chess South Africa
Van Der Walt, J (Jacobus Harm)
Dob:
1963/03/19 (Adult)
Gender:
Male
Chess SA id:
1630300184
FIDE id:
Region:
Dr Kenneth Kaunda (NWP)
Citizen:
RSA
Title(s):
Last active:
2024/06/08 (18 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
1249.1
Current Weighted rating
1211.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1249.1
Current highest rating achieved
1249.1
Current floor (min rating allowed)
749.1
Current K-factor
36
Games played this month
4
Score (S)
0.5
Expected score (We)
1.49
Difference (S-We)
-0.82
Current Raw change (no limits, including tournament time weight)
-29.6
Current min/max change allowed (with limits)
±154.6
Current Raw change used (final)
-29.6
Projected new Raw rating
1219.5
Projected new Weighed rating
1114.8
Projected new Weighted performance
718.3
Projected new final Raw rating (if new WP > new Raw)
1219.5
Projected new highest rating
1249.1
Projected new floor
749.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1219.5
Projected effective change (new Official - current Official)
-29.6
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
1256.4
Current Weighted rating
1213.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1256.4
Current highest rating achieved
1256.4
Current floor (min rating allowed)
756.4
Current K-factor
36
Games played this month
4
Score (S)
0.5
Expected score (We)
1.53
Difference (S-We)
-1.03
Current Raw change (no limits, including tournament time weight)
-37.1
Current min/max change allowed (with limits)
±153.0
Current Raw change used (final)
-37.1
Projected new Raw rating
1219.3
Projected new Weighed rating
1116.4
Projected new Weighted performance
718.3
Projected new final Raw rating (if new WP > new Raw)
1219.3
Projected new highest rating
1256.4
Projected new floor
756.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1219.3
Projected effective change (new Official - current Official)
-37.1
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
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
Tournament:
DR KKD Saamtrek 2024 (Open)
Start:
2024/06/08
End:
2024/06/08
Host:
NWP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
4
Games:
4
Score:
0.5
Main rating:
1249.1
Rating gain/loss:
-29.6
Type rating:
1256.4
Rating gain/loss:
-37.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
DR KKD Saamtrek 2024 (Open)
2024/06/08
2024/06/08
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
0.5
1249.1
1256.4
Analysis
1
DR KKD Ferdies Mar 2024 (B)
2024/03/02
2024/03/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
DR KKD Saamtrek 2024 (Open)
2024/06/08
2024/06/08
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
0.5
1249.1
1256.4
Analysis
1
DR KKD Ferdies Mar 2024 (B)
2024/03/02
2024/03/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
9
3
2
4
4.0
44.4
-47.2
1320.4
1273.2
White
5
2
1
2
2.5
50.0
0.0
1313.1
1313.1
Black
4
1
1
2
1.5
37.5
-106.3
1329.6
1223.3
Standard
All
9
3
2
4
4.0
44.4
-47.2
1320.4
1273.2
White
5
2
1
2
2.5
50.0
0.0
1313.1
1313.1
Black
4
1
1
2
1.5
37.5
-106.3
1329.6
1223.3
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
9
3
2
4
4.0
44.4
-47.2
1320.4
1273.2
White
5
2
1
2
2.5
50.0
0.0
1313.1
1313.1
Black
4
1
1
2
1.5
37.5
-106.3
1329.6
1223.3
Standard
All
9
3
2
4
4.0
44.4
-47.2
1320.4
1273.2
White
5
2
1
2
2.5
50.0
0.0
1313.1
1313.1
Black
4
1
1
2
1.5
37.5
-106.3
1329.6
1223.3
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2050152127
Montwedi, Z (Zenzi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
109064023
Fouche, H (Heinrich)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
207052763
Ellis, CE (Catherine)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1060097234
Shole, B (Boitshepo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
1660300185
Venter, H (Henk)
1
0.5
0
1
0
50.0
1249.1
0.0
1249.1
View list
6
100039902
Van Heerden, DM (Diego)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1100107186
Stols, N (Nathan)
1
0.0
0
0
1
0.0
1249.1
-425.0
824.1
View list
8
105091969
Siyanda, M (Mahlalele)
1
0.0
0
0
1
0.0
1249.1
-425.0
824.1
View list
9
1940106075
Choeu, K (Kagisho)
1
0.0
0
0
1
0.0
1249.1
-425.0
824.1
View list