Chess South Africa
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Chess South Africa
Matwa, C (Catherine)
Dob:
2007/10/02 (U18)
Gender:
Female
Chess SA id:
2070149708
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2023/02/18 (645 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
1109.2
Current Weighted rating
1110.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1110.1
Current highest rating achieved
1109.2
Current floor (min rating allowed)
609.2
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)
±188.7
Current Raw change used (final)
0.0
Projected new Raw rating
1109.2
Projected new Weighed rating
1020.8
Projected new Weighted performance
363.7
Projected new final Raw rating (if new WP > new Raw)
1109.2
Projected new highest rating
1109.2
Projected new floor
609.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1109.2
Projected effective change (new Official - current Official)
-0.9
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
1114.4
Current Weighted rating
1115.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1115.3
Current highest rating achieved
1114.4
Current floor (min rating allowed)
614.4
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)
±187.3
Current Raw change used (final)
0.0
Projected new Raw rating
1114.4
Projected new Weighed rating
1025.5
Projected new Weighted performance
183.4
Projected new final Raw rating (if new WP > new Raw)
1114.4
Projected new highest rating
1114.4
Projected new floor
614.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1114.4
Projected effective change (new Official - current Official)
-0.9
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
1144.4
Current Weighted rating
1145.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1145.0
Current highest rating achieved
1144.4
Current floor (min rating allowed)
644.4
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)
±179.5
Current Raw change used (final)
0.0
Projected new Raw rating
1144.4
Projected new Weighed rating
1053.0
Projected new Weighted performance
237.2
Projected new final Raw rating (if new WP > new Raw)
1144.4
Projected new highest rating
1144.4
Projected new floor
644.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1144.4
Projected effective change (new Official - current Official)
-0.6
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
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
West Coast High School Championships 2023 (Senior Girls)
2023/02/18
2023/02/18
West Coast (WCU)
Standard
60
0.83
6
3
0.0
1200.0
1200.0
Analysis
1
Lower West Coast High Schools Prestige 2023 (Senior Girls)
2023/02/11
2023/02/11
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
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
7
1
0
6
1.0
14.3
-303.6
1129.9
826.3
White
4
1
0
3
1.0
25.0
-212.5
1148.5
936.0
Black
3
0
0
3
0.0
0.0
-425.0
1105.1
680.1
Standard
All
3
0
0
3
0.0
0.0
-425.0
1131.3
706.3
White
2
0
0
2
0.0
0.0
-425.0
1088.7
663.7
Black
1
0
0
1
0.0
0.0
-425.0
1216.7
791.7
Rapid
All
4
1
0
3
1.0
25.0
-212.5
1128.8
916.3
White
2
1
0
1
1.0
50.0
0.0
1208.3
1208.3
Black
2
0
0
2
0.0
0.0
-425.0
1049.3
624.3
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
207078017
Kilroe-Smith, I (Isabel)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
2
1070149709
Smit, A (Anneke)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2070099671
Titus, T (Tamia)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
205077639
Scheepers, K (Kayla)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
206077627
Pieters, M (Marzaan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
2070138377
Dee, M (Miceala)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
