Chess South Africa
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Chess South Africa
Matyumza, A (Aphelele)
Dob:
2010/07/07 (U16)
Gender:
Male
Chess SA id:
1100301037
FIDE id:
Region:
Sarah Baartman (ESB)
Citizen:
RSA
Title(s):
Last active:
2024/10/19 (51 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
1253.8
Current Weighted rating
1215.0
Current Weighted performance
1237.1
Current official/published rating (highest between Raw, WR and WP)
1253.8
Current highest rating achieved
1253.8
Current floor (min rating allowed)
753.8
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)
±153.6
Current Raw change used (final)
0.0
Projected new Raw rating
1253.8
Projected new Weighed rating
1118.3
Projected new Weighted performance
1237.1
Projected new final Raw rating (if new WP > new Raw)
1253.8
Projected new highest rating
1253.8
Projected new floor
753.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1253.8
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
1180.8
Current Weighted rating
1184.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1184.3
Current highest rating achieved
1180.8
Current floor (min rating allowed)
680.8
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)
±170.4
Current Raw change used (final)
0.0
Projected new Raw rating
1180.8
Projected new Weighed rating
1089.1
Projected new Weighted performance
643.4
Projected new final Raw rating (if new WP > new Raw)
1180.8
Projected new highest rating
1180.8
Projected new floor
680.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1180.8
Projected effective change (new Official - current Official)
-3.5
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
1333.1
Current Weighted rating
1253.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1333.1
Current highest rating achieved
1333.1
Current floor (min rating allowed)
833.1
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)
±137.2
Current Raw change used (final)
0.0
Projected new Raw rating
1333.1
Projected new Weighed rating
1155.1
Projected new Weighted performance
1077.5
Projected new final Raw rating (if new WP > new Raw)
1333.1
Projected new highest rating
1333.1
Projected new floor
833.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1333.1
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
5
Jeffreys Bay CC 2 2024 (Fork)
2024/10/19
2024/10/19
Sarah Baartman (ESB)
Rapid
17
0.42
5
5
3.0
1241.7
1321.2
Analysis
4
Club Challenge Jeffreys Bay CC vs DOMAPA 2024
2024/07/06
2024/07/06
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.0
1239.6
1162.8
Analysis
3
Aston Bay 2024 (Development)
2024/05/25
2024/05/25
Sarah Baartman (ESB)
Rapid
18
0.44
7
7
6.5
1174.8
1194.0
Analysis
2
Humansdorp CMC Schools Trials 2024 (U15 Boys)
2024/05/10
2024/05/10
Sarah Baartman (ESB)
Rapid
32
0.63
6
6
2.5
1170.8
1200.0
Analysis
1
SBDCU Trial 2 2024 (U16)
2024/03/23
2024/03/23
Sarah Baartman (ESB)
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
5
Jeffreys Bay CC 2 2024 (Fork)
2024/10/19
2024/10/19
Sarah Baartman (ESB)
Rapid
17
0.42
5
5
3.0
1241.7
1321.2
Analysis
4
Club Challenge Jeffreys Bay CC vs DOMAPA 2024
2024/07/06
2024/07/06
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.0
1239.6
1162.8
Analysis
3
Aston Bay 2024 (Development)
2024/05/25
2024/05/25
Sarah Baartman (ESB)
Rapid
18
0.44
7
7
6.5
1174.8
1194.0
Analysis
2
Humansdorp CMC Schools Trials 2024 (U15 Boys)
2024/05/10
2024/05/10
Sarah Baartman (ESB)
Rapid
32
0.63
6
6
2.5
1170.8
1200.0
Analysis
1
SBDCU Trial 2 2024 (U16)
2024/03/23
2024/03/23
Sarah Baartman (ESB)
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
27
14
2
11
15.0
55.6
47.2
1277.4
1324.6
White
14
7
1
6
7.5
53.6
30.4
1271.5
1301.8
Black
13
7
1
5
7.5
57.7
65.4
1283.8
1349.2
Standard
All
9
3
0
6
3.0
33.3
-141.7
1291.7
1150.0
White
5
2
0
3
2.0
40.0
-85.0
1330.6
1245.6
Black
4
1
0
3
1.0
25.0
-212.5
1243.0
1030.5
Rapid
All
18
11
2
5
12.0
66.7
141.7
1270.2
1411.9
White
9
5
1
3
5.5
61.1
94.4
1238.6
1333.0
Black
9
6
1
2
6.5
72.2
188.9
1301.9
1490.8
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
27
14
2
11
15.0
55.6
47.2
1277.4
1324.6
White
14
7
1
6
7.5
53.6
30.4
1271.5
1301.8
Black
13
7
1
5
7.5
57.7
65.4
1283.8
1349.2
Standard
All
9
3
0
6
3.0
33.3
-141.7
1291.7
1150.0
White
5
2
0
3
2.0
40.0
-85.0
1330.6
1245.6
Black
4
1
0
3
1.0
25.0
-212.5
1243.0
1030.5
Rapid
All
18
11
2
5
12.0
66.7
141.7
1270.2
1411.9
White
9
5
1
3
5.5
61.1
94.4
1238.6
1333.0
Black
9
6
1
2
6.5
72.2
188.9
1301.9
1490.8
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
1090140918
Mcetywa, K (Khanya)
2
2.0
2
0
0
100.0
1205.2
425.0
1630.2
View list
2
1100301038
Ndziba, A (Asakhe)
2
1.0
0
2
0
50.0
1172.8
0.0
1172.8
View list
3
1110111051
Stuurman, P (Pedro)
2
0.0
0
0
2
0.0
1240.7
-425.0
815.7
View list
4
2130131343
Le Grange, T (Tailyn)
1
1.0
1
0
0
100.0
1239.6
425.0
1664.6
View list
5
1120301025
Kuse, E (Endinako)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
6
1140301783
Coetzee, L (Leo)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
7
1090312552
Mkhashe, A (Asenathi)
1
1.0
1
0
0
100.0
1241.7
425.0
1666.7
View list
8
1110312553
Ngqalutyane, L (Liyabona)
1
1.0
1
0
0
100.0
1241.7
425.0
1666.7
View list
9
2090159442
Nontyi, S (Simbongile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1140142440
Prinsloo, E (Emmanuel)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
11
1100304099
Pietersen, C (Chivago)
1
1.0
1
0
0
100.0
1170.8
425.0
1595.8
View list
12
2130133899
Stuurman, C (Caydee)
1
1.0
1
0
0
100.0
1241.7
425.0
1666.7
View list
13
1160151725
Swart, W (Waldemar)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
14
1130146220
Viviers, D (Divan)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
15
1150191921
Viviers, J (Juan)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
16
1090157220
Steven, Z (Zukisani)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1100151705
Perils, H (Heinrich)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
1100157217
Nkolongo, O (Okuhle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1120142450
Nhanha, S (Sinakekele)
1
0.0
0
0
1
0.0
1241.7
-425.0
816.7
View list
20
1100304098
Ngise, U (Uminathi)
1
0.0
0
0
1
0.0
1170.8
-425.0
745.8
View list