Chess South Africa
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Chess South Africa
Ngumbela, S (Sibulele)
Dob:
2008/02/03 (U18)
Gender:
Male
Chess SA id:
1080191856
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2024/03/21 (58 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
1067.1
Curent Weighted rating
1173.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1173.2
Current floor (min rating allowed)
618.3
Current highest rating achieved
1118.3
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)
±200.4
Current Raw change used (final)
0.0
Projected new Raw rating
1067.1
Projected new Weighed rating
1163.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1163.7
Projected effective change (new Official - current Official)
-9.5
Projected new highest rating
1118.3
Projected new floor
618.3
Projected new K-facor
40
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
1044.8
Curent Weighted rating
1168.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1168.4
Current floor (min rating allowed)
601.2
Current highest rating achieved
1101.2
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)
±206.8
Current Raw change used (final)
0.0
Projected new Raw rating
1044.8
Projected new Weighed rating
1157.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1157.4
Projected effective change (new Official - current Official)
-11.1
Projected new highest rating
1101.2
Projected new floor
601.2
Projected new K-facor
40
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
0.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
0.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Township Chess Academy Open 2024 (A)
2024/03/21
2024/03/21
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
0.5
1118.3
1101.2
Analysis
2
UCC Strategic Moves 2024 (A)
2024/03/08
2024/03/09
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
1
0.0
1118.3
1101.2
Analysis
1
NMBCU Trials 1 2024 (U18)
2024/02/16
2024/02/16
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
0.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Township Chess Academy Open 2024 (A)
2024/03/21
2024/03/21
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
0.5
1118.3
1101.2
Analysis
2
UCC Strategic Moves 2024 (A)
2024/03/08
2024/03/09
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
1
0.0
1118.3
1101.2
Analysis
1
NMBCU Trials 1 2024 (U18)
2024/02/16
2024/02/16
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
11
0
1
10
0.5
4.5
-386.4
1236.7
850.4
White
6
0
1
5
0.5
8.3
-354.2
1265.2
911.0
Black
5
0
0
5
0.0
0.0
-425.0
1202.6
777.6
Standard
All
11
0
1
10
0.5
4.5
-386.4
1236.7
850.4
White
6
0
1
5
0.5
8.3
-354.2
1265.2
911.0
Black
5
0
0
5
0.0
0.0
-425.0
1202.6
777.6
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
11
0
1
10
0.5
4.5
-386.4
1236.7
850.4
White
6
0
1
5
0.5
8.3
-354.2
1265.2
911.0
Black
5
0
0
5
0.0
0.0
-425.0
1202.6
777.6
Standard
All
11
0
1
10
0.5
4.5
-386.4
1236.7
850.4
White
6
0
1
5
0.5
8.3
-354.2
1265.2
911.0
Black
5
0
0
5
0.0
0.0
-425.0
1202.6
777.6
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
1070191851
Jingxa, S (Simvuyele)
1
0.5
0
1
0
50.0
1118.3
0.0
1118.3
View list
2
1080151219
Collett, S (Samuel)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1070152436
Brown, K (Kershae)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
2070153635
Vital, K (Keirah)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1080300969
Sitonga, O (Owam)
1
0.0
0
0
1
0.0
1118.3
-425.0
693.3
View list
6
1080191858
Phillip, E (Endinako)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1070191857
Peter, A (Abenathi)
1
0.0
0
0
1
0.0
1118.3
-425.0
693.3
View list
8
1120109254
Mazikana, E (Ethan)
1
0.0
0
0
1
0.0
1118.3
-425.0
693.3
View list
9
101066748
Mapungwana, S (Sikelela)
1
0.0
0
0
1
0.0
1118.3
-425.0
693.3
View list
10
1080151620
Lippstreu, C (Caleb)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1070191852
Khumalo, S (Sifiso)
1
0.0
0
0
1
0.0
1118.3
-425.0
693.3
View list