Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Matwa, A (Alizwa)
Dob:
2004/03/10 (Adult)
Gender:
Male
Chess SA id:
104065304
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (48 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
663.4
Current Weighted rating
603.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
663.4
Current highest rating achieved
663.4
Current floor (min rating allowed)
163.4
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)
±356.2
Current Raw change used (final)
0.0
Projected new Raw rating
663.4
Projected new Weighed rating
554.9
Projected new Weighted performance
402.1
Projected new final Raw rating (if new WP > new Raw)
663.4
Projected new highest rating
663.4
Projected new floor
163.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
663.4
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
675.8
Current Weighted rating
602.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
675.8
Current highest rating achieved
675.8
Current floor (min rating allowed)
175.8
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)
±349.9
Current Raw change used (final)
0.0
Projected new Raw rating
675.8
Projected new Weighed rating
554.9
Projected new Weighted performance
402.1
Projected new final Raw rating (if new WP > new Raw)
675.8
Projected new highest rating
675.8
Projected new floor
175.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
675.8
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
603.0
Current Weighted rating
603.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
603.0
Current highest rating achieved
603.0
Current floor (min rating allowed)
500.0
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)
±388.2
Current Raw change used (final)
0.0
Projected new Raw rating
603.0
Projected new Weighed rating
554.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
603.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
603.0
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
603.0
Current Weighted rating
603.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
603.0
Current highest rating achieved
603.0
Current floor (min rating allowed)
500.0
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)
±388.2
Current Raw change used (final)
0.0
Projected new Raw rating
603.0
Projected new Weighed rating
554.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
603.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
603.0
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
Sedibeng Chess Open 11 May 2024 (U13 Girls)
2024/05/11
2024/05/11
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
597.7
596.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Sedibeng Chess Open 11 May 2024 (U13 Girls)
2024/05/11
2024/05/11
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
597.7
596.6
Analysis
1
Buffalo City 1st Chess Trials 2018 (U16A)
2018/02/03
2018/02/03
Buffalo City (EBC)
Standard
60
0.83
6
4
0.0
603.0
603.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
0
4
1
2.0
40.0
-85.0
1196.2
1111.2
White
2
0
2
0
1.0
50.0
0.0
1192.0
1192.0
Black
3
0
2
1
1.0
33.3
-141.7
1199.0
1057.3
Standard
All
5
0
4
1
2.0
40.0
-85.0
1196.2
1111.2
White
2
0
2
0
1.0
50.0
0.0
1192.0
1192.0
Black
3
0
2
1
1.0
33.3
-141.7
1199.0
1057.3
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
9
0
4
5
2.0
22.2
-236.1
1168.9
932.8
White
4
0
2
2
1.0
25.0
-212.5
1130.8
918.3
Black
5
0
2
3
1.0
20.0
-255.0
1199.4
944.4
Standard
All
9
0
4
5
2.0
22.2
-236.1
1168.9
932.8
White
4
0
2
2
1.0
25.0
-212.5
1130.8
918.3
Black
5
0
2
3
1.0
20.0
-255.0
1199.4
944.4
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
2120143312
Mokgatla, K (Kgomotso)
1
0.5
0
1
0
50.0
597.7
0.0
597.7
View list
2
2120156423
Khumalo, R (Reanetse)
1
0.5
0
1
0
50.0
597.7
0.0
597.7
View list
3
2120156422
Khoza, T (Thembisile)
1
0.5
0
1
0
50.0
597.7
0.0
597.7
View list
4
2110303592
Tsine, N (Ntaoleng)
1
0.5
0
1
0
50.0
597.7
0.0
597.7
View list
5
103088769
Rosso, T (Tyler)
1
0.0
0
0
1
0.0
603.0
-425.0
178.0
View list
6
207067209
Ntshaba, C (Chulumanco)
1
0.0
0
0
1
0.0
603.0
-425.0
178.0
View list
7
109095109
Maza, A (Ave)
1
0.0
0
0
1
0.0
603.0
-425.0
178.0
View list
8
2120156428
Matuba, K (Katleho)
1
0.0
0
0
1
0.0
597.7
-425.0
172.7
View list
9
1030096188
Mabasa, B (Blessed)
1
0.0
0
0
1
0.0
603.0
-425.0
178.0
View list