Chess South Africa
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Chess South Africa
Sibiya, N (Ndumiso)
Dob:
2009/12/28 (U16)
Gender:
Male
Chess SA id:
1090304691
FIDE id:
Region:
Ugu (KUG)
Citizen:
RSA
Title(s):
Last active:
2024/04/06 (80 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
1165.1
Current Weighted rating
1197.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1197.2
Current highest rating achieved
1165.1
Current floor (min rating allowed)
665.1
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)
±174.3
Current Raw change used (final)
0.0
Projected new Raw rating
1165.1
Projected new Weighed rating
1101.3
Projected new Weighted performance
317.6
Projected new final Raw rating (if new WP > new Raw)
1165.1
Projected new highest rating
1165.1
Projected new floor
665.1
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1165.1
Projected effective change (new Official - current Official)
-32.1
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
1158.0
Current Weighted rating
1196.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1196.6
Current highest rating achieved
1158.0
Current floor (min rating allowed)
658.0
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)
±176.0
Current Raw change used (final)
0.0
Projected new Raw rating
1158.0
Projected new Weighed rating
1100.8
Projected new Weighted performance
317.6
Projected new final Raw rating (if new WP > new Raw)
1158.0
Projected new highest rating
1158.0
Projected new floor
658.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1158.0
Projected effective change (new Official - current Official)
-38.6
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
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
0.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
1
UGU Trials for KZN Open 2024 (U16)
2024/04/06
2024/04/06
Ugu (KUG)
Standard
62
0.84
5
4
1.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
UGU Trials for KZN Open 2024 (U16)
2024/04/06
2024/04/06
Ugu (KUG)
Standard
62
0.84
5
4
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
1
0
3
1.0
25.0
-212.5
1192.1
979.6
White
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Black
2
1
0
1
1.0
50.0
0.0
1184.2
1184.2
Standard
All
4
1
0
3
1.0
25.0
-212.5
1192.1
979.6
White
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Black
2
1
0
1
1.0
50.0
0.0
1184.2
1184.2
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
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
4
1
0
3
1.0
25.0
-212.5
1192.1
979.6
White
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Black
2
1
0
1
1.0
50.0
0.0
1184.2
1184.2
Standard
All
4
1
0
3
1.0
25.0
-212.5
1192.1
979.6
White
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Black
2
1
0
1
1.0
50.0
0.0
1184.2
1184.2
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
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
1090304681
Mathumbu, M (Makadunyiswe)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2100154280
Ncayiyana, K (Khwezi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
2100304678
Khoza, S (Slindokuhle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1090304226
Gida, M (Mihle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
