Chess South Africa
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Chess South Africa
Ngwenya, S (Siyabonga)
Dob:
2011/06/02 (U14)
Gender:
Male
Chess SA id:
1110145098
FIDE id:
Region:
Gert Sibande (MGS)
Citizen:
RSA
Title(s):
Last active:
2023/08/18 (317 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
1161.4
Current Weighted rating
1173.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1173.0
Current highest rating achieved
1199.8
Current floor (min rating allowed)
699.8
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)
±175.2
Current Raw change used (final)
0.0
Projected new Raw rating
1161.4
Projected new Weighed rating
1078.5
Projected new Weighted performance
497.5
Projected new final Raw rating (if new WP > new Raw)
1161.4
Projected new highest rating
1199.8
Projected new floor
699.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1161.4
Projected effective change (new Official - current Official)
-11.6
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
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
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
1139.2
Current Weighted rating
1157.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1157.6
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
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)
±180.8
Current Raw change used (final)
0.0
Projected new Raw rating
1139.2
Projected new Weighed rating
1063.9
Projected new Weighted performance
523.7
Projected new final Raw rating (if new WP > new Raw)
1139.2
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1139.2
Projected effective change (new Official - current Official)
-18.4
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
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Govin Mbeki Teams Chess Tournament 2023 (U13 Boys)
2023/08/18
2023/08/18
Gert Sibande (MGS)
Rapid
30
0.60
5
5
1.0
1199.8
1200.0
Analysis
1
Gert Sibande Finaal 2022 (O13B-Spanne)
2022/08/19
2022/08/19
Gert Sibande (MGS)
Rapid
30
0.60
5
5
2.5
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
10
3
1
6
3.5
35.0
-127.5
1196.6
1069.1
White
6
1
1
4
1.5
25.0
-212.5
1192.4
979.9
Black
4
2
0
2
2.0
50.0
0.0
1202.9
1202.9
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
10
3
1
6
3.5
35.0
-127.5
1196.6
1069.1
White
6
1
1
4
1.5
25.0
-212.5
1192.4
979.9
Black
4
2
0
2
2.0
50.0
0.0
1202.9
1202.9
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
1100160335
Boonsaaier, C (Caleb)
1
1.0
1
0
0
100.0
1199.8
425.0
1624.8
View list
2
2110145102
Smith, A (Amelia)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1090143947
De Kock, A (Alexander)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1100143940
Webb, L (Logan)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
1100144811
Visagie, L (Lian)
1
0.0
0
0
1
0.0
1199.8
-425.0
774.8
View list
6
1100143979
Van Rooyen, D (Duncan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1110155563
Castles, A (Ayden)
1
0.0
0
0
1
0.0
1199.8
-425.0
774.8
View list
8
1100158797
Polenakis, G (George)
1
0.0
0
0
1
0.0
1199.8
-425.0
774.8
View list
9
1130145096
Nel, A (Awian)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1100143950
Erasmus, C (Connor)
1
0.0
0
0
1
0.0
1199.8
-425.0
774.8
View list
