Chess South Africa
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Chess South Africa
Van Der Merwe, S (Sebastian)
Dob:
2014/07/18 (U12)
Gender:
Male
Chess SA id:
1140141808
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (6 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
1168.7
Curent Weighted rating
1201.9
Curent Weighted performance
1050.7
Current official/published rating (highest between Raw, WR and WP)
1201.9
Current floor (min rating allowed)
766.3
Current highest rating achieved
1266.3
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.39
Difference (S-We)
0.61
Current Raw change (no limits, including tournament time weight)
18.2
Current min/max change allowed (with limits)
±173.4
Current Raw change used (final)
18.2
Projected new Raw rating
1186.9
Projected new Weighed rating
1200.4
Projected new Weighted performance
1050.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.4
Projected effective change (new Official - current Official)
-1.5
Projected new highest rating
1266.3
Projected new floor
766.3
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
1182.4
Curent Weighted rating
1216.0
Curent Weighted performance
1102.5
Current official/published rating (highest between Raw, WR and WP)
1216.0
Current floor (min rating allowed)
781.0
Current highest rating achieved
1281.0
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.51
Difference (S-We)
0.49
Current Raw change (no limits, including tournament time weight)
17.6
Current min/max change allowed (with limits)
±170.0
Current Raw change used (final)
17.6
Projected new Raw rating
1200.0
Projected new Weighed rating
1214.4
Projected new Weighted performance
1102.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1214.4
Projected effective change (new Official - current Official)
-1.7
Projected new highest rating
1281.0
Projected new floor
781.0
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
1183.6
Curent Weighted rating
1177.7
Curent Weighted performance
964.8
Current official/published rating (highest between Raw, WR and WP)
1183.6
Current floor (min rating allowed)
683.6
Current highest rating achieved
1183.6
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)
±169.7
Current Raw change used (final)
0.0
Projected new Raw rating
1183.6
Projected new Weighed rating
1178.5
Projected new Weighted performance
964.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1183.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1183.6
Projected new floor
683.6
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
1045.6
Curent Weighted rating
1115.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1115.0
Current floor (min rating allowed)
683.6
Current highest rating achieved
1045.6
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)
±206.6
Current Raw change used (final)
0.0
Projected new Raw rating
1045.6
Projected new Weighed rating
1106.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1106.8
Projected effective change (new Official - current Official)
-8.2
Projected new highest rating
1045.6
Projected new floor
683.6
Projected new K-facor
40
Tournaments
History
Tournament:
3rd BC Trials 2024 (U12A)
Start:
2024/05/11
End:
2024/05/11
Host:
EBC
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
3.0
Main rating:
1168.7
Rating gain/loss:
18.2
Type rating:
1182.4
Rating gain/loss:
17.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
3rd BC Trials 2024 (U12A)
2024/05/11
2024/05/11
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1168.7
1182.4
Analysis
3
2nd BC Trials 2024 (U12A)
2024/03/09
2024/03/09
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1182.1
1197.9
Analysis
2
Buffalo City Vikings Chess Trials 2024 (U12A)
2024/02/03
2024/02/03
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1166.6
1184.9
Analysis
1
Chess Vikings VP-Mall Blitz 2024 (B)
2024/01/27
2024/01/27
Buffalo City (EBC)
Blitz
8
0.25
9
9
3.0
1175.4
1043.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
18
3rd BC Trials 2024 (U12A)
2024/05/11
2024/05/11
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1168.7
1182.4
Analysis
17
2nd BC Trials 2024 (U12A)
2024/03/09
2024/03/09
Buffalo City (EBC)
Standard
60
0.83
5
5
2.0
1182.1
1197.9
Analysis
16
Buffalo City Vikings Chess Trials 2024 (U12A)
2024/02/03
2024/02/03
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1166.6
1184.9
Analysis
15
Chess Vikings VP-Mall Blitz 2024 (B)
2024/01/27
2024/01/27
Buffalo City (EBC)
Blitz
8
0.25
9
9
3.0
1175.4
1043.2
Analysis
14
Chess Vikings Exam Rapid 2023 (B)
2023/11/04
2023/11/04
Buffalo City (EBC)
Rapid
20
0.47
7
0
0.0
1175.4
1183.6
Analysis
13
BC Vikings Blitz Championship 2023
2023/10/05
2023/10/05
Buffalo City (EBC)
Blitz
5
0.18
10
9
1.0
1225.1
1200.0
Analysis
12
BC Vikings Closed 2023 (U10)
2023/10/03
2023/10/04
Buffalo City (EBC)
Standard
65
0.85
8
7
2.5
1225.1
1223.8
Analysis
11
Chess Vikings Wild Card 2023 (U10+U12)
2023/10/02
2023/10/02
Buffalo City (EBC)
Standard
60
0.83
6
4
1.5
1225.1
1223.8
Analysis
10
BC 5th Trials 2023 (U10A)
2023/09/02
2023/09/02
Buffalo City (EBC)
Standard
60
0.83
5
5
1.0
1266.3
1281.0
Analysis
9
3rd BC Trials 2023 (U10A)
2023/08/12
2023/08/12
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1255.2
1274.2
Analysis
8
2nd BC Trials 2023 (U10A)
2023/06/03
2023/06/03
Buffalo City (EBC)
Rapid
30
0.60
7
7
4.0
1256.3
1159.2
Analysis
7
2nd Little Vikings 2023 (U10B)
2023/02/23
2023/02/23
Buffalo City (EBC)
Standard
60
0.83
5
5
4.0
1192.9
1215.2
Analysis
6
Little Vikings 2023 (U10B+U12B)
2023/02/11
2023/02/11
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1192.9
1215.2
Analysis
5
Slum Knights 5th 2022 (C)
2022/10/22
2022/10/22
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1186.9
1200.0
Analysis
4
Slum Knights 3rd Open 2022 (C)
2022/09/18
2022/09/18
Buffalo City (EBC)
Rapid
35
0.66
6
6
2.5
1190.6
1182.0
Analysis
3
Slum Knights 2nd Open 2022 (C)
2022/09/17
2022/09/17
Buffalo City (EBC)
Rapid
35
0.66
6
6
3.5
1190.6
1182.0
Analysis
2
Slum Knights 2022 (C)
2022/08/06
2022/08/06
Buffalo City (EBC)
Rapid
35
0.66
6
6
3.0
1188.2
1180.0
Analysis
1
BC Chess 4th Border Trials 2022 (C)
2022/05/21
2022/05/21
Buffalo City (EBC)
Rapid
20
0.47
6
6
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
24
11
0
13
11.0
45.8
-35.4
1198.7
1163.3
White
12
6
0
6
6.0
50.0
0.0
1190.1
1190.1
Black
12
5
0
7
5.0
41.7
-70.8
1207.3
1136.4
Standard
All
15
8
0
7
8.0
53.3
28.3
1186.2
1214.6
White
8
4
0
4
4.0
50.0
0.0
1204.6
1204.6
Black
7
4
0
3
4.0
57.1
60.7
1165.3
1226.0
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
9
3
0
6
3.0
33.3
-141.7
1219.4
1077.7
White
4
2
0
2
2.0
50.0
0.0
1161.1
1161.1
Black
5
1
0
4
1.0
20.0
-255.0
1266.0
1011.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
100
43
5
52
45.5
45.5
-38.2
1211.4
1173.2
White
52
24
4
24
26.0
50.0
0.0
1207.9
1207.9
Black
48
19
1
28
19.5
40.6
-79.7
1215.3
1135.6
Standard
All
51
25
2
24
26.0
51.0
8.3
1212.3
1220.6
White
26
13
1
12
13.5
51.9
16.3
1222.9
1239.2
Black
25
12
1
12
12.5
50.0
0.0
1201.3
1201.3
Rapid
All
31
14
3
14
15.5
50.0
0.0
1190.2
1190.2
White
17
9
3
5
10.5
61.8
100.0
1179.3
1279.3
Black
14
5
0
9
5.0
35.7
-121.4
1203.3
1081.9
Blitz
All
18
4
0
14
4.0
22.2
-236.1
1245.7
1009.5
White
9
2
0
7
2.0
22.2
-236.1
1218.5
982.4
Black
9
2
0
7
2.0
22.2
-236.1
1272.8
1036.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1130136891
Scheeld, L (Liam)
5
4.5
4
1
0
90.0
1180.3
340.0
1520.3
View list
2
1140141800
Ndwandwa, L (Longezo)
5
1.0
1
0
4
20.0
1217.1
-255.0
962.1
View list
3
1140150756
Kwelani, L (Luthando)
5
0.0
0
0
5
0.0
1234.3
-425.0
809.3
View list
4
2140138559
Dayimani, I (Imbo)
4
3.5
3
1
0
87.5
1225.5
318.8
1544.3
View list
5
1140136885
Khandoo, N (Nilan)
4
1.0
1
0
3
25.0
1197.1
-212.5
984.6
View list
6
1140149001
Manqunyana, L (Luphelo)
4
1.0
1
0
3
25.0
1224.3
-212.5
1011.8
View list
7
1150150759
Motjamela, A (Alunamda)
3
3.0
3
0
0
100.0
1234.8
425.0
1659.8
View list
8
1130136882
Jagers, N (Noah)
3
2.0
2
0
1
66.7
1182.6
141.7
1324.3
View list
9
1100146657
Hannan, T (Troy)
3
2.0
2
0
1
66.7
1189.4
141.7
1331.0
View list
10
1140137766
Wildeman, J (Jordez)
3
1.0
1
0
2
33.3
1238.8
-141.7
1097.2
View list
11
1150141809
Wiseman, L (Luke)
3
0.0
0
0
3
0.0
1190.1
-425.0
765.1
View list
12
1140141789
Filita, L (Lixabiso)
2
2.0
2
0
0
100.0
1193.5
425.0
1618.5
View list
13
1130137759
Du Preez, D (Dante)
2
1.0
1
0
1
50.0
1209.0
0.0
1209.0
View list
14
1130136878
Chinyamurindi, A (Anochengeta)
2
1.0
1
0
1
50.0
1196.9
0.0
1196.9
View list
15
2150149005
Mxabo, M (Masonwabe)
2
1.0
1
0
1
50.0
1209.0
0.0
1209.0
View list
16
1140150755
Foslara, Z (Ziminathi)
2
0.0
0
0
2
0.0
1245.7
-425.0
820.7
View list
17
1120147193
Moyo, M (Mihle)
2
0.0
0
0
2
0.0
1200.3
-425.0
775.3
View list
18
1150148994
Chabata, T (Tinaye)
1
1.0
1
0
0
100.0
1192.9
425.0
1617.9
View list
19
1140136879
Claasen, T (Tatum)
1
1.0
1
0
0
100.0
1256.3
425.0
1681.3
View list
20
1120138560
Dyakopu, T (Thankdo)
1
1.0
1
0
0
100.0
1188.2
425.0
1613.2
View list