Chess South Africa
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Chess South Africa
Fredericks, M (Matai)
Dob:
2016/03/28 (U10)
Gender:
Male
Chess SA id:
1160153451
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2024/05/01 (17 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
1282.1
Curent Weighted rating
1257.3
Curent Weighted performance
1159.9
Current official/published rating (highest between Raw, WR and WP)
1282.1
Current floor (min rating allowed)
797.9
Current highest rating achieved
1297.9
Current K-factor
36
Games played this month
9
Score (S)
5.0
Expected score (We)
3.49
Difference (S-We)
1.51
Current Raw change (no limits, including tournament time weight)
54.4
Current min/max change allowed (with limits)
±147.5
Current Raw change used (final)
54.4
Projected new Raw rating
1336.5
Projected new Weighed rating
1265.2
Projected new Weighted performance
1159.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1336.5
Projected effective change (new Official - current Official)
+54.4
Projected new highest rating
1336.5
Projected new floor
836.5
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
1298.6
Curent Weighted rating
1272.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1298.6
Current floor (min rating allowed)
820.6
Current highest rating achieved
1320.6
Current K-factor
36
Games played this month
9
Score (S)
5.0
Expected score (We)
3.80
Difference (S-We)
1.20
Current Raw change (no limits, including tournament time weight)
43.2
Current min/max change allowed (with limits)
±144.1
Current Raw change used (final)
43.2
Projected new Raw rating
1341.8
Projected new Weighed rating
1280.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1341.8
Projected effective change (new Official - current Official)
+43.2
Projected new highest rating
1341.8
Projected new floor
841.8
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)
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)
±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
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
1062.5
Curent Weighted rating
1104.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1104.2
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)
±201.7
Current Raw change used (final)
0.0
Projected new Raw rating
1062.5
Projected new Weighed rating
1098.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1098.3
Projected effective change (new Official - current Official)
-6.0
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Tournament:
South African Junior Closed Chess Championship 2024 (U8 Open)
Start:
2024/04/27
End:
2024/05/01
Host:
GE
Type:
Standard
Time:
120
Time weight:
1.00
Rounds:
9
Games:
9
Score:
5.0
Main rating:
1282.1
Rating gain/loss:
54.4
Type rating:
1298.6
Rating gain/loss:
43.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
South African Junior Closed Chess Championship 2024 (U8 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
5.0
1282.1
1298.6
Analysis
2
Eden School Chess Trials 1 2024 (U9 Boys)
2024/03/09
2024/03/09
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1297.9
1320.6
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U8)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
1
1.0
1277.9
1300.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
South African Junior Closed Chess Championship 2024 (U8 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
5.0
1282.1
1298.6
Analysis
6
Eden School Chess Trials 1 2024 (U9 Boys)
2024/03/09
2024/03/09
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1297.9
1320.6
Analysis
5
2024 Gauteng Inter-Region Chess Championship (U8)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
1
1.0
1277.9
1300.4
Analysis
4
2023 Centurion Chess Open (E)
2023/09/23
2023/09/23
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1266.5
1290.7
Analysis
3
2023 Etienne Lewis Closed Tournament (U8)
2023/08/26
2023/08/26
Tshwane (GTP)
Standard
90
0.94
6
6
4.0
1216.1
1242.5
Analysis
2
Tshwane Chess FIDE Rated Blitz League 3 2023
2023/07/16
2023/07/16
Tshwane (GTP)
Blitz
5
0.18
9
8
0.0
1235.6
1200.0
Analysis
1
2023 Mid Gauteng Open Tournament (F)
2023/05/06
2023/05/06
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
8
0
7
8.0
53.3
28.3
1355.4
1383.8
White
9
5
0
4
5.0
55.6
47.2
1362.7
1409.9
Black
6
3
0
3
3.0
50.0
0.0
1344.6
1344.6
Standard
All
15
8
0
7
8.0
53.3
28.3
1355.4
1383.8
White
9
5
0
4
5.0
55.6
47.2
1362.7
1409.9
Black
6
3
0
3
3.0
50.0
0.0
1344.6
1344.6
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
39
18
1
20
18.5
47.4
-21.8
1312.0
1290.2
White
21
12
1
8
12.5
59.5
81.0
1302.8
1383.8
Black
18
6
0
12
6.0
33.3
-141.7
1322.7
1181.0
Standard
All
31
18
1
12
18.5
59.7
82.3
1304.7
1386.9
White
17
12
1
4
12.5
73.5
200.0
1292.9
1492.9
Black
14
6
0
8
6.0
42.9
-60.7
1319.0
1258.3
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
8
0
0
8
0.0
0.0
-425.0
1340.4
915.4
White
4
0
0
4
0.0
0.0
-425.0
1345.3
920.3
Black
4
0
0
4
0.0
0.0
-425.0
1335.6
910.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2160158380
Grobbelaar, M (Mari)
2
2.0
2
0
0
100.0
1241.3
425.0
1666.3
View list
2
1160148081
Wiehahn, L (Luke)
2
2.0
2
0
0
100.0
1249.1
425.0
1674.1
View list
3
1160137420
Badat, M (Mikaeel)
2
1.0
1
0
1
50.0
1239.0
0.0
1239.0
View list
4
1160151829
Erdogan, D (Demir)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1160152253
Erasmus, H (Henrich)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1160156767
De Jager, L (Luado)
1
1.0
1
0
0
100.0
1282.1
425.0
1707.1
View list
7
1160300777
Booysen, R (Reagan)
1
1.0
1
0
0
100.0
1297.9
425.0
1722.9
View list
8
1170153453
Hlabano, T (Thandolwethu)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1160162388
Groenewald, J (Janu)
1
1.0
1
0
0
100.0
1297.9
425.0
1722.9
View list
10
2170147085
Janse Van Rensburg, A (Ava)
1
1.0
1
0
0
100.0
1216.1
425.0
1641.1
View list
11
1160143816
Pelser, A (Aidan)
1
1.0
1
0
0
100.0
1266.5
425.0
1691.5
View list
12
2150151386
Rizvi, Z (Zara)
1
1.0
1
0
0
100.0
1266.5
425.0
1691.5
View list
13
1160147672
Rocher, G (Gideon)
1
1.0
1
0
0
100.0
1216.1
425.0
1641.1
View list
14
1160151725
Swart, W (Waldemar)
1
1.0
1
0
0
100.0
1282.1
425.0
1707.1
View list
15
1160159295
Van Der Merwe, J (Jayden)
1
1.0
1
0
0
100.0
1282.1
425.0
1707.1
View list
16
1160148708
Venter, J (Jaco)
1
1.0
1
0
0
100.0
1282.1
425.0
1707.1
View list
17
1160152489
Taylor, M (Matthew)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
18
1150142293
Opperman, C (Caden)
1
0.0
0
0
1
0.0
1297.9
-425.0
872.9
View list
19
1150149949
Oberholzer, M (Milan)
1
0.0
0
0
1
0.0
1297.9
-425.0
872.9
View list
20
1070156194
Nel Alvaro, C (Constantine)
1
0.0
0
0
1
0.0
1235.6
-425.0
810.6
View list