Chess South Africa
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Chess South Africa
Ngqovu, S (Sibahle)
Dob:
2009/03/03 (U16)
Gender:
Female
Chess SA id:
2090135671
FIDE id:
Region:
Amathole (EAL)
Citizen:
RSA
Title(s):
Last active:
2023/06/03 (541 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
1150.9
Current Weighted rating
1152.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1152.0
Current highest rating achieved
1166.8
Current floor (min rating allowed)
666.8
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)
±177.8
Current Raw change used (final)
0.0
Projected new Raw rating
1150.9
Projected new Weighed rating
1059.6
Projected new Weighted performance
470.8
Projected new final Raw rating (if new WP > new Raw)
1150.9
Projected new highest rating
1166.8
Projected new floor
666.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1150.9
Projected effective change (new Official - current Official)
-1.1
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
1142.4
Current Weighted rating
1143.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1143.6
Current highest rating achieved
1160.0
Current floor (min rating allowed)
660.0
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)
±180.0
Current Raw change used (final)
0.0
Projected new Raw rating
1142.4
Projected new Weighed rating
1051.9
Projected new Weighted performance
470.8
Projected new final Raw rating (if new WP > new Raw)
1142.4
Projected new highest rating
1160.0
Projected new floor
660.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1142.4
Projected effective change (new Official - current Official)
-1.2
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
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
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
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
2
2023 EC Schools Provincial Winter Games (U15 Girls)
2023/06/02
2023/06/03
Buffalo City (EBC)
Standard
60
0.83
6
6
2.0
1166.8
1160.0
Analysis
1
2021 Eastern Cape Schools Provincial Summer Championships (Girls)
2021/10/16
2021/10/16
Buffalo City (EBC)
Standard
60
0.83
6
6
2.0
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
12
4
0
8
4.0
33.3
-141.7
1220.2
1078.5
White
6
3
0
3
3.0
50.0
0.0
1219.3
1219.3
Black
6
1
0
5
1.0
16.7
-283.3
1221.1
937.7
Standard
All
12
4
0
8
4.0
33.3
-141.7
1220.2
1078.5
White
6
3
0
3
3.0
50.0
0.0
1219.3
1219.3
Black
6
1
0
5
1.0
16.7
-283.3
1221.1
937.7
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
2080135665
Khotso, A (Aphelele)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2080135667
Mbangata, L (Lilitha)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2090153571
Nogaga, M (Mihlali)
1
1.0
1
0
0
100.0
1166.8
425.0
1591.8
View list
4
2090153566
Mtilitsho, M (Mihle)
1
1.0
1
0
0
100.0
1166.8
425.0
1591.8
View list
5
2100151704
Moller, S (Sarah)
1
0.0
0
0
1
0.0
1166.8
-425.0
741.8
View list
6
2090153557
Mainjana, A (Alizwa)
1
0.0
0
0
1
0.0
1166.8
-425.0
741.8
View list
7
2090156335
Khuduga, S (Suredah)
1
0.0
0
0
1
0.0
1166.8
-425.0
741.8
View list
8
2090135664
Khatlisi, B (Bunolo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
2080135661
Jojo, S (Siwaphiwe)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
2080135659
Hendricks, S (Siyamthatnda)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
2090135652
Boti, M (Mivuyo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
208065268
Beshe, A (Akhanye)
1
0.0
0
0
1
0.0
1166.8
-425.0
741.8
View list