Chess South Africa
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Chess South Africa
De Bruin, M (Matthew)
Dob:
2010/04/11 (U16)
Gender:
Male
Chess SA id:
1100157819
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (7 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
Curent Raw rating
1167.0
Curent Weighted rating
1185.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1185.5
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
2
Score (S)
2.0
Expected score (We)
0.84
Difference (S-We)
1.16
Current Raw change (no limits, including tournament time weight)
25.1
Current min/max change allowed (with limits)
±173.8
Current Raw change used (final)
25.1
Projected new Raw rating
1192.1
Projected new Weighed rating
1185.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1192.1
Projected effective change (new Official - current Official)
+6.6
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Curent Raw rating
1178.0
Curent Weighted rating
1184.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1184.7
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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)
±171.1
Current Raw change used (final)
0.0
Projected new Raw rating
1178.0
Projected new Weighed rating
1183.7
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1183.7
Projected effective change (new Official - current Official)
-1.0
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Curent Raw rating
1153.2
Curent Weighted rating
1189.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1189.7
Current floor (min rating allowed)
718.4
Current highest rating achieved
1218.4
Current K-factor
36
Games played this month
2
Score (S)
2.0
Expected score (We)
0.82
Difference (S-We)
1.18
Current Raw change (no limits, including tournament time weight)
42.5
Current min/max change allowed (with limits)
±177.2
Current Raw change used (final)
42.5
Projected new Raw rating
1195.7
Projected new Weighed rating
1189.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1195.7
Projected effective change (new Official - current Official)
+5.9
Projected new highest rating
1218.4
Projected new floor
718.4
Projected new K-facor
36
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
718.4
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
718.4
Projected new K-facor
36
Tournaments
History
Tournament:
Lower West Top Schools 2024 (U15)
Start:
2024/05/11
End:
2024/05/11
Host:
WCU
Type:
Rapid
Time:
30
Time weight:
0.60
Rounds:
2
Games:
2
Score:
2.0
Main rating:
1167.0
Rating gain/loss:
25.1
Type rating:
1153.2
Rating gain/loss:
42.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Lower West Top Schools 2024 (U15)
2024/05/11
2024/05/11
West Coast (WCU)
Rapid
30
0.60
5
2
2.0
1167.0
1153.2
Analysis
2
West Coast Schools Chess Prestige Championships 2024 (U15 Boys)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
0.0
1197.0
1218.4
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U15 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1197.0
1218.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Lower West Top Schools 2024 (U15)
2024/05/11
2024/05/11
West Coast (WCU)
Rapid
30
0.60
5
2
2.0
1167.0
1153.2
Analysis
6
West Coast Schools Chess Prestige Championships 2024 (U15 Boys)
2024/02/24
2024/02/24
West Coast (WCU)
Rapid
30
0.60
5
5
0.0
1197.0
1218.4
Analysis
5
Lower West Coast Schools Chess Prestige 2024 (U15 Boys)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1197.0
1218.4
Analysis
4
Basil Ellman Rapid 2023 (B)
2023/09/30
2023/09/30
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1153.4
1155.0
Analysis
3
Pedro Booyse Top Schools 2023 (High School)
2023/07/29
2023/07/29
West Coast (WCU)
Standard
60
0.83
5
1
0.0
1169.5
1200.0
Analysis
2
Luthuli & Kennedy Chess Tournament 2023 (Senior Primary)
2023/06/23
2023/06/23
iLembe (KIK)
Rapid
30
0.60
5
5
2.0
1200.0
1200.0
Analysis
1
Lower West Coast Top Schools Championships 2023 (High School)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
2
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
12
5
0
7
5.0
41.7
-70.8
1239.9
1169.0
White
5
2
0
3
2.0
40.0
-85.0
1261.3
1176.3
Black
7
3
0
4
3.0
42.9
-60.7
1224.5
1163.8
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
12
5
0
7
5.0
41.7
-70.8
1239.9
1169.0
White
5
2
0
3
2.0
40.0
-85.0
1261.3
1176.3
Black
7
3
0
4
3.0
42.9
-60.7
1224.5
1163.8
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
25
11
0
14
11.0
44.0
-51.0
1232.2
1181.2
White
13
7
0
6
7.0
53.8
32.7
1222.3
1255.0
Black
12
4
0
8
4.0
33.3
-141.7
1242.8
1101.1
Standard
All
1
0
0
1
0.0
0.0
-425.0
1168.7
743.7
White
1
0
0
1
0.0
0.0
-425.0
1168.7
743.7
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Rapid
All
24
11
0
13
11.0
45.8
-35.4
1234.8
1199.4
White
12
7
0
5
7.0
58.3
70.8
1226.8
1297.6
Black
12
4
0
8
4.0
33.3
-141.7
1242.8
1101.1
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
109093484
Duiker, P (Phillip)
2
1.0
1
0
1
50.0
1198.5
0.0
1198.5
View list
2
1060105095
Arendse, Q (Qlermo)
1
1.0
1
0
0
100.0
1153.4
425.0
1578.4
View list
3
1100156864
Cosa, L (Lonwaba)
1
1.0
1
0
0
100.0
1167.0
425.0
1592.0
View list
4
2000119890
Mchunu, N (Nosipho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
209077302
Ellman, E (Elle-Marie)
1
1.0
1
0
0
100.0
1153.4
425.0
1578.4
View list
6
1100157836
Elliott, M (Matayo)
1
1.0
1
0
0
100.0
1167.0
425.0
1592.0
View list
7
2100162514
Potwana, R (Rethabile)
1
1.0
1
0
0
100.0
1153.4
425.0
1578.4
View list
8
1090096256
Ocks, K (Keano)
1
1.0
1
0
0
100.0
1197.0
425.0
1622.0
View list
9
1090149717
Snyers, L (Luciano)
1
1.0
1
0
0
100.0
1197.0
425.0
1622.0
View list
10
1120157843
Willemse, S (Schalk)
1
1.0
1
0
0
100.0
1153.4
425.0
1578.4
View list
11
2110135854
Zungu, H (Hlelo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
109090543
Visagie, C (Christopher)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
13
1090192702
Swarts, R (Rudigar)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
14
1090192701
Swarts, C (Cleowin)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
15
1080110120
Schultz, Z (Zandre)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1110147888
Pretorius, T (Tristan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1100153314
Mkhombe, S (Smangaliso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
1100153802
Meyer, D (Dewanio)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
19
2100153791
Dirks, M (Marshall)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list
20
1090192564
Coetzee, F (Faheem)
1
0.0
0
0
1
0.0
1197.0
-425.0
772.0
View list