Chess South Africa
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Chess South Africa
Sibanda, S (Siyabonga)
Dob:
2008/08/17 (U18)
Gender:
Male
Chess SA id:
1080141786
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2024/04/06 (81 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
1103.9
Current Weighted rating
1152.6
Current Weighted performance
955.4
Current official/published rating (highest between Raw, WR and WP)
1152.6
Current highest rating achieved
1192.4
Current floor (min rating allowed)
692.4
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)
±190.1
Current Raw change used (final)
0.0
Projected new Raw rating
1103.9
Projected new Weighed rating
1059.5
Projected new Weighted performance
955.4
Projected new final Raw rating (if new WP > new Raw)
1103.9
Projected new highest rating
1192.4
Projected new floor
692.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1103.9
Projected effective change (new Official - current Official)
-48.7
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
1090.4
Current Weighted rating
1154.0
Current Weighted performance
955.4
Current official/published rating (highest between Raw, WR and WP)
1154.0
Current highest rating achieved
1169.6
Current floor (min rating allowed)
669.6
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)
±193.8
Current Raw change used (final)
0.0
Projected new Raw rating
1090.4
Projected new Weighed rating
1060.5
Projected new Weighted performance
955.4
Projected new final Raw rating (if new WP > new Raw)
1090.4
Projected new highest rating
1169.6
Projected new floor
669.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1090.4
Projected effective change (new Official - current Official)
-63.6
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
1175.6
Current Weighted rating
1178.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1178.9
Current highest rating achieved
1190.4
Current floor (min rating allowed)
690.4
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)
±171.7
Current Raw change used (final)
0.0
Projected new Raw rating
1175.6
Projected new Weighed rating
1084.3
Projected new Weighted performance
516.8
Projected new final Raw rating (if new WP > new Raw)
1175.6
Projected new highest rating
1190.4
Projected new floor
690.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1175.6
Projected effective change (new Official - current Official)
-3.3
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
2nd Buffalo City Chess Trials 2024 (U18A)
2024/04/06
2024/04/06
Buffalo City (EBC)
Standard
60
0.83
5
4
0.0
1164.0
1165.2
Analysis
1
1st BC Chess Trials 2024 (U18A)
2024/03/02
2024/03/02
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1152.7
1156.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
2nd Buffalo City Chess Trials 2024 (U18A)
2024/04/06
2024/04/06
Buffalo City (EBC)
Standard
60
0.83
5
4
0.0
1164.0
1165.2
Analysis
7
1st BC Chess Trials 2024 (U18A)
2024/03/02
2024/03/02
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1152.7
1156.0
Analysis
6
4th BC HS Trials 2023 (B)
2023/08/26
2023/08/26
Cape Winelands (WCW)
Standard
60
0.83
5
5
2.0
1161.3
1169.6
Analysis
5
2nd BC Trials 2023 (U16A)
2023/06/17
2023/06/17
Buffalo City (EBC)
Rapid
20
0.47
7
1
0.0
1166.8
1190.4
Analysis
4
BC Chess Trials 1 of 5 2023 (b)
2023/04/29
2023/04/29
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
1162.5
1162.4
Analysis
3
3rd Vikings Champs 2023 (U16B)
2023/03/25
2023/03/25
Buffalo City (EBC)
Standard
60
0.83
5
4
1.0
1192.4
1200.0
Analysis
2
BC Chess Trials 5 of 5 2022 (B)
2022/06/11
2022/06/11
Buffalo City (EBC)
Rapid
20
0.47
7
7
4.0
1169.7
1140.0
Analysis
1
BC Chess 4th Border Trials 2022 (B)
2022/05/21
2022/05/21
Buffalo City (EBC)
Rapid
20
0.47
6
6
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
9
2
0
7
2.0
22.2
-236.1
1252.7
1016.6
White
4
0
0
4
0.0
0.0
-425.0
1270.9
845.9
Black
5
2
0
3
2.0
40.0
-85.0
1238.1
1153.1
Standard
All
9
2
0
7
2.0
22.2
-236.1
1252.7
1016.6
White
4
0
0
4
0.0
0.0
-425.0
1270.9
845.9
Black
5
2
0
3
2.0
40.0
-85.0
1238.1
1153.1
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
37
12
2
23
13.0
35.1
-126.4
1224.9
1098.6
White
18
4
0
14
4.0
22.2
-236.1
1232.3
996.2
Black
19
8
2
9
9.0
47.4
-22.4
1217.9
1195.5
Standard
All
23
7
1
15
7.5
32.6
-147.8
1223.5
1075.7
White
12
3
0
9
3.0
25.0
-212.5
1222.8
1010.3
Black
11
4
1
6
4.5
40.9
-77.3
1224.2
1146.9
Rapid
All
14
5
1
8
5.5
39.3
-91.1
1227.3
1136.2
White
6
1
0
5
1.0
16.7
-283.3
1251.3
968.0
Black
8
4
1
3
4.5
56.3
53.1
1209.2
1262.3
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
1070149023
Nyabaza, O (Onele)
2
1.0
1
0
1
50.0
1158.3
0.0
1158.3
View list
2
1080154687
Maweza, L (Linomtha)
1
1.0
1
0
0
100.0
1152.7
425.0
1577.7
View list
3
1060153858
Moonilal, Y (Yashay)
1
1.0
1
0
0
100.0
1161.3
425.0
1586.3
View list
4
2100109242
George, A (Alaina)
1
1.0
1
0
0
100.0
1169.7
425.0
1594.7
View list
5
1160148997
Jikijela, A (Ayana)
1
1.0
1
0
0
100.0
1162.5
425.0
1587.5
View list
6
1090153240
Dlakavu, L (Lusiso)
1
1.0
1
0
0
100.0
1192.4
425.0
1617.4
View list
7
1090138566
Esona, S (Similo)
1
1.0
1
0
0
100.0
1169.7
425.0
1594.7
View list
8
1120136875
Nhiwatiwa, A (Anoshamisa)
1
1.0
1
0
0
100.0
1169.7
425.0
1594.7
View list
9
1070141783
Owusu-Ansah, D (Daniel)
1
1.0
1
0
0
100.0
1162.5
425.0
1587.5
View list
10
1110132605
Peters, S (Stijn)
1
1.0
1
0
0
100.0
1169.7
425.0
1594.7
View list
11
1090141785
Shiyani, K (Kungawo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1070153865
Zwane, L (Lihlumelo)
1
1.0
1
0
0
100.0
1161.3
425.0
1586.3
View list
13
1080153855
Dyakopu, M (Milani)
1
0.5
0
1
0
50.0
1162.5
0.0
1162.5
View list
14
2000133985
Joseph, E (Elina)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
15
1080148980
Nantuse, L (Lihle)
1
0.0
0
0
1
0.0
1152.7
-425.0
727.7
View list
16
1070153262
Mvubu, S (Sikuyo)
1
0.0
0
0
1
0.0
1162.5
-425.0
737.5
View list
17
1080153236
Mqweba, E (Elam)
1
0.0
0
0
1
0.0
1164.0
-425.0
739.0
View list
18
1120109254
Mazikana, E (Ethan)
1
0.0
0
0
1
0.0
1169.7
-425.0
744.7
View list
19
1070153857
Jordaan, N (Neo)
1
0.0
0
0
1
0.0
1164.0
-425.0
739.0
View list
20
1060141205
Mahobe, B (Bahle)
1
0.0
0
0
1
0.0
1161.3
-425.0
736.3
View list