Chess South Africa
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Chess South Africa
Ngwenya, Z (Ziphiwe)
Dob:
2013/03/01 (U12)
Gender:
Female
Chess SA id:
2130313689
FIDE id:
Region:
iLembe (KIK)
Citizen:
RSA
Title(s):
Last active:
2024/11/26 (26 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
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
5
Score (S)
1.5
Expected score (We)
2.60
Difference (S-We)
-0.66
Current Raw change (no limits, including tournament time weight)
-26.4
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
-26.4
Projected new Raw rating
1173.6
Projected new Weighed rating
1104.0
Projected new Weighted performance
320.5
Projected new final Raw rating (if new WP > new Raw)
1173.6
Projected new highest rating
1173.6
Projected new floor
673.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1173.6
Projected effective change (new Official - current Official)
-26.4
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
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
5
Score (S)
1.5
Expected score (We)
2.62
Difference (S-We)
-1.12
Current Raw change (no limits, including tournament time weight)
-44.8
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
-44.8
Projected new Raw rating
1155.2
Projected new Weighed rating
1104.0
Projected new Weighted performance
337.4
Projected new final Raw rating (if new WP > new Raw)
1155.2
Projected new highest rating
1155.2
Projected new floor
655.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1155.2
Projected effective change (new Official - current Official)
-44.8
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
Tournament:
Umhlali Preparatory Inter House Chess 2024 (Grade 6)
Start:
2024/11/26
End:
2024/11/26
Host:
KIK
Type:
Rapid
Time:
30
Time weight:
0.60
Rounds:
5
Games:
5
Score:
1.5
Main rating:
1200.0
Rating gain/loss:
-26.4
Type rating:
1200.0
Rating gain/loss:
-44.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Umhlali Preparatory Inter House Chess 2024 (Grade 6)
2024/11/26
2024/11/26
iLembe (KIK)
Rapid
30
0.60
5
5
1.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
Umhlali Preparatory Inter House Chess 2024 (Grade 6)
2024/11/26
2024/11/26
iLembe (KIK)
Rapid
30
0.60
5
5
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
1
1
3
1.5
30.0
-170.0
1191.3
1021.3
White
3
0
0
3
0.0
0.0
-425.0
1185.4
760.4
Black
2
1
1
0
1.5
75.0
212.5
1200.0
1412.5
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
5
1
1
3
1.5
30.0
-170.0
1191.3
1021.3
White
3
0
0
3
0.0
0.0
-425.0
1185.4
760.4
Black
2
1
1
0
1.5
75.0
212.5
1200.0
1412.5
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
5
1
1
3
1.5
30.0
-170.0
1191.3
1021.3
White
3
0
0
3
0.0
0.0
-425.0
1185.4
760.4
Black
2
1
1
0
1.5
75.0
212.5
1200.0
1412.5
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
5
1
1
3
1.5
30.0
-170.0
1191.3
1021.3
White
3
0
0
3
0.0
0.0
-425.0
1185.4
760.4
Black
2
1
1
0
1.5
75.0
212.5
1200.0
1412.5
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
2120313704
Wang, E (Emily)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2130313667
Dlamini, A (Anelisa)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
3
1120136020
Wolfe, C (Caide)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1130313686
Motsai, K (Kgosi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1120136009
Lombaard, C (Caleb)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
