Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Madonsela, B (Bonga)
Dob:
2009/12/11 (U16)
Gender:
Male
Chess SA id:
1090143958
FIDE id:
Region:
Gert Sibande (MGS)
Citizen:
RSA
Title(s):
Last active:
2023/05/20 (553 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
1240.1
Current Weighted rating
1243.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1243.1
Current highest rating achieved
1300.8
Current floor (min rating allowed)
800.8
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)
±156.6
Current Raw change used (final)
0.0
Projected new Raw rating
1240.1
Projected new Weighed rating
1142.9
Projected new Weighted performance
887.2
Projected new final Raw rating (if new WP > new Raw)
1240.1
Projected new highest rating
1300.8
Projected new floor
800.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1240.1
Projected effective change (new Official - current Official)
-3.0
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
1142.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1142.2
Current highest rating achieved
1139.2
Current floor (min rating allowed)
639.2
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)
±180.8
Current Raw change used (final)
0.0
Projected new Raw rating
1139.2
Projected new Weighed rating
1050.1
Projected new Weighted performance
260.2
Projected new final Raw rating (if new WP > new Raw)
1139.2
Projected new highest rating
1139.2
Projected new floor
639.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1139.2
Projected effective change (new Official - current Official)
-3.0
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
1357.9
Current Weighted rating
1357.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1357.9
Current highest rating achieved
1357.9
Current floor (min rating allowed)
857.9
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)
±132.4
Current Raw change used (final)
0.0
Projected new Raw rating
1357.9
Projected new Weighed rating
1249.3
Projected new Weighted performance
878.1
Projected new final Raw rating (if new WP > new Raw)
1357.9
Projected new highest rating
1357.9
Projected new floor
857.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1357.9
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
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
4
Sparticus 1 2023 (A)
2023/05/20
2023/05/20
Gert Sibande (MGS)
Standard
60
0.83
5
5
1.0
1300.8
1200.0
Analysis
3
Gert Sibande Finaal 2022 (O13B-Spanne)
2022/08/19
2022/08/19
Gert Sibande (MGS)
Rapid
30
0.60
5
4
4.0
1236.0
1260.0
Analysis
2
Govan Mbeki Uitspele 2022 (O13B-Spanne)
2022/08/12
2022/08/12
Gert Sibande (MGS)
Rapid
30
0.60
5
5
4.0
1236.0
1260.0
Analysis
1
Hoeveldgroep 2022 (O13B)
2022/07/29
2022/07/29
Gert Sibande (MGS)
Rapid
30
0.60
5
4
3.5
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
18
12
1
5
12.5
69.4
165.3
1200.8
1366.1
White
10
8
0
2
8.0
80.0
255.0
1196.9
1451.9
Black
8
4
1
3
4.5
56.3
53.1
1205.7
1258.8
Standard
All
5
1
0
4
1.0
20.0
-255.0
1218.1
963.1
White
3
1
0
2
1.0
33.3
-141.7
1205.6
1064.0
Black
2
0
0
2
0.0
0.0
-425.0
1236.8
811.8
Rapid
All
13
11
1
1
11.5
88.5
326.9
1194.1
1521.1
White
7
7
0
0
7.0
100.0
425.0
1193.1
1618.1
Black
6
4
1
1
4.5
75.0
212.5
1195.3
1407.8
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
1100143981
Wolvaardt, M (Morgan)
3
1.5
1
1
1
50.0
1224.0
0.0
1224.0
View list
2
1090143949
Erasmus, A (Adriaan)
2
2.0
2
0
0
100.0
1218.0
425.0
1643.0
View list
3
1110145087
Mbuli, K (Khaya)
1
1.0
1
0
0
100.0
1236.0
425.0
1661.0
View list
4
1110143955
Khumalo, M (Mnotho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1140145075
Clifford, J (Jamie)
1
1.0
1
0
0
100.0
1236.0
425.0
1661.0
View list
6
2070156711
Shah, T (Tayiba)
1
1.0
1
0
0
100.0
1300.8
425.0
1725.8
View list
7
2140142350
Reynders, T (Tahlia)
1
1.0
1
0
0
100.0
1236.0
425.0
1661.0
View list
8
1110145097
Ngwenya, M (Mpilenhle)
1
1.0
1
0
0
100.0
1236.0
425.0
1661.0
View list
9
1110143961
Mokoena, J (Junior)
1
1.0
1
0
0
100.0
1236.0
425.0
1661.0
View list
10
1120143974
Thiart, J (Jeandre)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
1120144825
Thamburan, H (Haveshan)
1
1.0
1
0
0
100.0
1236.0
425.0
1661.0
View list
12
1050156712
Svubure, W (Walter)
1
0.0
0
0
1
0.0
1300.8
-425.0
875.8
View list
13
1080117384
Skosana, S (Siyanda)
1
0.0
0
0
1
0.0
1300.8
-425.0
875.8
View list
14
1070156707
Mofokeng, T (Thato)
1
0.0
0
0
1
0.0
1300.8
-425.0
875.8
View list
15
1090143942
Boroko, K (Kgotso)
1
0.0
0
0
1
0.0
1300.8
-425.0
875.8
View list