Chess South Africa
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Chess South Africa
Coetzee, M (Merikus)
Dob:
2012/07/17 (U14)
Gender:
Male
Chess SA id:
1120131217
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (8 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
1179.2
Curent Weighted rating
1166.7
Curent Weighted performance
1012.0
Current official/published rating (highest between Raw, WR and WP)
1179.2
Current floor (min rating allowed)
679.2
Current highest rating achieved
1179.2
Current K-factor
40
Games played this month
5
Score (S)
3.0
Expected score (We)
1.81
Difference (S-We)
1.19
Current Raw change (no limits, including tournament time weight)
39.5
Current min/max change allowed (with limits)
±170.8
Current Raw change used (final)
39.5
Projected new Raw rating
1218.7
Projected new Weighed rating
1172.1
Projected new Weighted performance
1012.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.7
Projected effective change (new Official - current Official)
+39.5
Projected new highest rating
1218.7
Projected new floor
718.7
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
1143.2
Curent Weighted rating
1121.5
Curent Weighted performance
929.6
Current official/published rating (highest between Raw, WR and WP)
1143.2
Current floor (min rating allowed)
647.2
Current highest rating achieved
1147.2
Current K-factor
40
Games played this month
5
Score (S)
3.0
Expected score (We)
1.61
Difference (S-We)
1.39
Current Raw change (no limits, including tournament time weight)
55.6
Current min/max change allowed (with limits)
±179.8
Current Raw change used (final)
55.6
Projected new Raw rating
1198.8
Projected new Weighed rating
1129.9
Projected new Weighted performance
929.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1198.8
Projected effective change (new Official - current Official)
+55.6
Projected new highest rating
1198.8
Projected new floor
698.8
Projected new K-facor
40
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
1223.6
Curent Weighted rating
1223.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1223.6
Current floor (min rating allowed)
723.6
Current highest rating achieved
1223.6
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)
±160.3
Current Raw change used (final)
0.0
Projected new Raw rating
1223.6
Projected new Weighed rating
1223.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1223.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1223.6
Projected new floor
723.6
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)
723.6
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
723.6
Projected new K-facor
36
Tournaments
History
Tournament:
2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed)
Start:
2024/05/11
End:
2024/05/11
Host:
GTP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
3.0
Main rating:
1179.2
Rating gain/loss:
39.5
Type rating:
1143.2
Rating gain/loss:
55.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1179.2
1143.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
11
2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1179.2
1143.2
Analysis
10
2023 Milos Ristic Open Tournament (D2)
2023/04/27
2023/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1111.1
1024.8
Analysis
9
2023 Tshwane South School District CLOSED Individual Championships (U11 Open)
2023/04/22
2023/04/22
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1111.1
1024.8
Analysis
8
RMS Swiss For Rating of Players 2022 (U11)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Rapid
30
0.60
7
6
4.0
1066.0
1179.6
Analysis
7
D4 Individuals 2022 (U11 Open)
2022/04/23
2022/04/23
Tshwane (GTP)
Rapid
30
0.60
7
7
3.0
1039.4
1200.0
Analysis
6
2022 Gauteng Interregion (U12 Open)
2022/02/26
2022/02/26
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1052.0
1037.6
Analysis
5
2021 Etienne Lewis Closed Trials (U10 Open)
2021/09/24
2021/09/26
Nelson Mandela Bay (ENM)
Standard
90
0.94
7
6
1.0
1077.9
1062.0
Analysis
4
2021 Gauteng North Open Tournament (E)
2021/08/28
2021/08/29
Tshwane (GTP)
Standard
90
0.94
5
4
1.0
1108.0
1088.0
Analysis
3
2021 Alekhine Open (E)
2021/08/14
2021/08/15
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1108.0
1088.0
Analysis
2
2021 Chris Greyling Open Tournament (E)
2021/05/08
2021/05/08
Tshwane (GTP)
Standard
60
0.83
5
4
0.5
1157.8
1147.2
Analysis
1
2020 Blou Bul (E)
2020/02/15
2020/02/15
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1291.7
1376.7
White
2
2
0
0
2.0
100.0
425.0
1147.7
1572.7
Black
3
1
0
2
1.0
33.3
-141.7
1387.6
1246.0
Standard
All
5
3
0
2
3.0
60.0
85.0
1291.7
1376.7
White
2
2
0
0
2.0
100.0
425.0
1147.7
1572.7
Black
3
1
0
2
1.0
33.3
-141.7
1387.6
1246.0
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
56
22
2
32
23.0
41.1
-75.9
1205.7
1129.8
White
26
10
0
16
10.0
38.5
-98.1
1187.4
1089.3
Black
30
12
2
16
13.0
43.3
-56.7
1221.6
1164.9
Standard
All
43
15
2
26
16.0
37.2
-108.7
1203.2
1094.5
White
20
7
0
13
7.0
35.0
-127.5
1181.6
1054.1
Black
23
8
2
13
9.0
39.1
-92.4
1222.0
1129.6
Rapid
All
13
7
0
6
7.0
53.8
32.7
1213.9
1246.6
White
6
3
0
3
3.0
50.0
0.0
1206.6
1206.6
Black
7
4
0
3
4.0
57.1
60.7
1220.2
1280.9
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
1120133903
Buchner, E (Emil)
4
1.0
1
0
3
25.0
1126.6
-212.5
914.1
View list
2
2120134048
Erwee, E (Elizabeth)
2
2.0
2
0
0
100.0
1109.5
425.0
1534.5
View list
3
1120134632
Eksteen, THA (Theunis Hermanus Andrich)
2
2.0
2
0
0
100.0
1108.0
425.0
1533.0
View list
4
1130134043
De Bruin, H (Hanno)
2
1.0
1
0
1
50.0
1134.4
0.0
1134.4
View list
5
1120134689
Naidoo, P (Prium)
2
1.0
1
0
1
50.0
1073.7
0.0
1073.7
View list
6
1110108346
Mcphail, M (Matthew)
2
0.0
0
0
2
0.0
1045.7
-425.0
620.7
View list
7
1120304592
Carey, O (Oliver)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
8
1100154132
Asante, P (Prince)
1
1.0
1
0
0
100.0
1111.1
425.0
1536.1
View list
9
1120131216
Botha, J (Jaylin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
2110139503
Engelbrecht, J (Jana)
1
1.0
1
0
0
100.0
1066.0
425.0
1491.0
View list
11
2140143071
Haupt, A (Abigail)
1
1.0
1
0
0
100.0
1111.1
425.0
1536.1
View list
12
2130135894
Mabuza, N (Nondumiso)
1
1.0
1
0
0
100.0
1052.0
425.0
1477.0
View list
13
1130119626
Ndebele, AT (Akhumzi Thandolwenkosi)
1
1.0
1
0
0
100.0
1077.9
425.0
1502.9
View list
14
1120130251
Niebuhr, R (Rohan)
1
1.0
1
0
0
100.0
1066.0
425.0
1491.0
View list
15
1110116475
Pheiffer, J (Janko)
1
1.0
1
0
0
100.0
1039.4
425.0
1464.4
View list
16
112087592
Potgieter, H (Hanro)
1
1.0
1
0
0
100.0
1039.4
425.0
1464.4
View list
17
1120135739
Pretorius, P (Pieter)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
18
1110116460
Ramusha, N (Naledi)
1
1.0
1
0
0
100.0
1066.0
425.0
1491.0
View list
19
1120136654
Richards, J (Jc)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
20
1120099321
Sibiya, K (Khayalethu)
1
1.0
1
0
0
100.0
1066.0
425.0
1491.0
View list