Chess South Africa
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Chess South Africa
Mbana, N (Ndinani)
Dob:
2008/06/28 (U18)
Gender:
Male
Chess SA id:
1080161942
FIDE id:
Region:
Amathole (EAL)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (9 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
Curent Raw rating
1251.4
Curent Weighted rating
1227.4
Curent Weighted performance
1199.5
Current official/published rating (highest between Raw, WR and WP)
1251.4
Current floor (min rating allowed)
754.8
Current highest rating achieved
1254.8
Current K-factor
36
Games played this month
11
Score (S)
5.5
Expected score (We)
5.28
Difference (S-We)
0.22
Current Raw change (no limits, including tournament time weight)
6.6
Current min/max change allowed (with limits)
±154.1
Current Raw change used (final)
6.6
Projected new Raw rating
1258.0
Projected new Weighed rating
1230.7
Projected new Weighted performance
1199.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1258.0
Projected effective change (new Official - current Official)
+6.6
Projected new highest rating
1258.0
Projected new floor
758.0
Projected new K-facor
36
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
Curent Raw rating
1245.4
Curent Weighted rating
1225.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1245.4
Current floor (min rating allowed)
745.4
Current highest rating achieved
1245.4
Current K-factor
36
Games played this month
11
Score (S)
5.5
Expected score (We)
5.28
Difference (S-We)
0.22
Current Raw change (no limits, including tournament time weight)
7.9
Current min/max change allowed (with limits)
±155.4
Current Raw change used (final)
7.9
Projected new Raw rating
1253.3
Projected new Weighed rating
1228.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1253.3
Projected effective change (new Official - current Official)
+7.9
Projected new highest rating
1253.3
Projected new floor
753.3
Projected new K-facor
36
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
Curent Raw rating
1227.7
Curent Weighted rating
1213.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1227.7
Current floor (min rating allowed)
727.7
Current highest rating achieved
1227.7
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)
±159.4
Current Raw change used (final)
0.0
Projected new Raw rating
1227.7
Projected new Weighed rating
1215.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1227.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1227.7
Projected new floor
727.7
Projected new K-facor
36
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
Curent Raw rating
1212.6
Curent Weighted rating
1203.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1212.6
Current floor (min rating allowed)
727.7
Current highest rating achieved
1212.6
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)
±162.9
Current Raw change used (final)
0.0
Projected new Raw rating
1212.6
Projected new Weighed rating
1204.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1212.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1212.6
Projected new floor
727.7
Projected new K-facor
36
Tournaments
History
Tournament:
3rd BC Trials 2024 (U14A)
Start:
2024/05/11
End:
2024/05/11
Host:
EBC
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.5
Main rating:
1251.4
Rating gain/loss:
-3.6
Type rating:
1245.4
Rating gain/loss:
-2.5
Analysis
Tournament:
BC Chess HS Trials 3 2024 (B)
Start:
2024/05/04
End:
2024/05/04
Host:
EBC
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
6
Games:
6
Score:
3.0
Main rating:
1251.4
Rating gain/loss:
10.2
Type rating:
1245.4
Rating gain/loss:
10.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
3rd BC Trials 2024 (U14A)
2024/05/11
2024/05/11
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
1251.4
1245.4
Analysis
4
BC Chess HS Trials 3 2024 (B)
2024/05/04
2024/05/04
Buffalo City (EBC)
Standard
60
0.83
7
6
3.0
1251.4
1245.4
Analysis
3
UFH Open 2024 (B)
2024/04/13
2024/04/14
Amathole (EAL)
Standard
62
0.84
7
6
2.5
1254.8
1241.8
Analysis
2
2nd Buffalo City Chess Trials 2024 (High School B)
2024/04/06
2024/04/06
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1254.8
1241.8
Analysis
1
Chess Vikings VP-Mall Blitz 2024 (B)
2024/01/27
2024/01/27
Buffalo City (EBC)
Blitz
8
0.25
9
9
5.5
1240.7
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
3rd BC Trials 2024 (U14A)
2024/05/11
2024/05/11
Buffalo City (EBC)
Standard
60
0.83
5
5
2.5
1251.4
1245.4
Analysis
7
BC Chess HS Trials 3 2024 (B)
2024/05/04
2024/05/04
Buffalo City (EBC)
Standard
60
0.83
7
6
3.0
1251.4
1245.4
Analysis
6
UFH Open 2024 (B)
2024/04/13
2024/04/14
Amathole (EAL)
Standard
62
0.84
7
6
2.5
1254.8
1241.8
Analysis
5
2nd Buffalo City Chess Trials 2024 (High School B)
2024/04/06
2024/04/06
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1254.8
1241.8
Analysis
4
Chess Vikings VP-Mall Blitz 2024 (B)
2024/01/27
2024/01/27
Buffalo City (EBC)
Blitz
8
0.25
9
9
5.5
1240.7
1200.0
Analysis
3
Chess Vikings Exam Rapid 2023 (B)
2023/11/04
2023/11/04
Buffalo City (EBC)
Rapid
20
0.47
7
7
4.0
1231.4
1200.0
Analysis
2
UFH Heritage Open 2023 (B)
2023/09/23
2023/09/23
Amathole (EAL)
Standard
62
0.84
5
5
1.0
1200.0
1200.0
Analysis
1
BCM Chess Clubs League 2023 (C)
2023/09/09
2023/09/16
Buffalo City (EBC)
Standard
60
0.83
5
5
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
31
14
5
12
16.5
53.2
27.4
1269.6
1297.0
White
16
8
1
7
8.5
53.1
26.6
1271.4
1297.9
Black
15
6
4
5
8.0
53.3
28.3
1267.7
1296.0
Standard
All
22
9
4
9
11.0
50.0
0.0
1257.5
1257.5
White
11
5
0
6
5.0
45.5
-38.6
1274.4
1235.7
Black
11
4
4
3
6.0
54.5
38.6
1240.6
1279.2
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
9
5
1
3
5.5
61.1
94.4
1299.1
1393.6
White
5
3
1
1
3.5
70.0
170.0
1264.7
1434.7
Black
4
2
0
2
2.0
50.0
0.0
1342.1
1342.1
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
48
23
5
20
25.5
53.1
26.6
1270.4
1297.0
White
25
12
1
12
12.5
50.0
0.0
1272.9
1272.9
Black
23
11
4
8
13.0
56.5
55.4
1267.8
1323.2
Standard
All
32
14
4
14
16.0
50.0
0.0
1268.3
1268.3
White
16
7
0
9
7.0
43.8
-53.1
1282.9
1229.8
Black
16
7
4
5
9.0
56.3
53.1
1253.7
1306.8
Rapid
All
7
4
0
3
4.0
57.1
60.7
1243.3
1304.0
White
4
2
0
2
2.0
50.0
0.0
1243.0
1243.0
Black
3
2
0
1
2.0
66.7
141.7
1243.7
1385.4
Blitz
All
9
5
1
3
5.5
61.1
94.4
1299.1
1393.6
White
5
3
1
1
3.5
70.0
170.0
1264.7
1434.7
Black
4
2
0
2
2.0
50.0
0.0
1342.1
1342.1
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1140150755
Foslara, Z (Ziminathi)
2
0.5
0
1
1
25.0
1253.1
-212.5
1040.6
View list
2
1110161958
Van Der Sandt, J (Joshua)
2
0.5
0
1
1
25.0
1246.1
-212.5
1033.6
View list
3
1130133657
George, A (Aaron)
2
0.0
0
0
2
0.0
1236.1
-425.0
811.1
View list
4
1130136882
Jagers, N (Noah)
1
1.0
1
0
0
100.0
1231.4
425.0
1656.4
View list
5
1090148969
Furstenburg, O (Olivier)
1
1.0
1
0
0
100.0
1240.7
425.0
1665.7
View list
6
1080190314
Gxekwa, C (Chulumanco)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1090301794
Ford, S (Simthandile)
1
1.0
1
0
0
100.0
1254.8
425.0
1679.8
View list
8
1130137759
Du Preez, D (Dante)
1
1.0
1
0
0
100.0
1231.4
425.0
1656.4
View list
9
1110160315
Dickinson, E (Elijah)
1
1.0
1
0
0
100.0
1231.4
425.0
1656.4
View list
10
1000119986
Bokuva, K (Khazimla)
1
1.0
1
0
0
100.0
1240.7
425.0
1665.7
View list
11
1100301792
Blignaut, E (Ezra)
1
1.0
1
0
0
100.0
1254.8
425.0
1679.8
View list
12
1100301790
Abdani, M (Mubeen)
1
1.0
1
0
0
100.0
1254.8
425.0
1679.8
View list
13
1120153653
Makeleni, S (Sandiso)
1
1.0
1
0
0
100.0
1254.8
425.0
1679.8
View list
14
1090191571
Mjimji, M (Milani)
1
1.0
1
0
0
100.0
1240.7
425.0
1665.7
View list
15
1080153868
Motopi, P (Puleng)
1
1.0
1
0
0
100.0
1240.7
425.0
1665.7
View list
16
2150149005
Mxabo, M (Masonwabe)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
184089100
Ngqongqo, M (Masixole)
1
1.0
1
0
0
100.0
1254.8
425.0
1679.8
View list
18
2110161956
Ntsholo, G (Gugulikayise)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
19
1110302997
Peter, A (Achuma)
1
1.0
1
0
0
100.0
1251.4
425.0
1676.4
View list
20
2080158519
Sofe, A (Anam)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list