Chess South Africa
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Chess South Africa
Don, W (Wian)
Dob:
2005/05/12 (U20)
Gender:
Male
Chess SA id:
1050110467
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2023/04/02 (551 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
1166.7
Current Weighted rating
1166.0
Current Weighted performance
913.9
Current official/published rating (highest between Raw, WR and WP)
1166.7
Current highest rating achieved
1241.1
Current floor (min rating allowed)
741.1
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)
±173.9
Current Raw change used (final)
0.0
Projected new Raw rating
1166.7
Projected new Weighed rating
1073.0
Projected new Weighted performance
913.9
Projected new final Raw rating (if new WP > new Raw)
1166.7
Projected new highest rating
1241.1
Projected new floor
741.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1166.7
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
1135.2
Current Weighted rating
1134.0
Current Weighted performance
854.3
Current official/published rating (highest between Raw, WR and WP)
1135.2
Current highest rating achieved
1253.4
Current floor (min rating allowed)
753.4
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)
±181.9
Current Raw change used (final)
0.0
Projected new Raw rating
1135.2
Projected new Weighed rating
1043.7
Projected new Weighted performance
854.3
Projected new final Raw rating (if new WP > new Raw)
1135.2
Projected new highest rating
1253.4
Projected new floor
753.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1135.2
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
1135.6
Current Weighted rating
1135.8
Current Weighted performance
868.6
Current official/published rating (highest between Raw, WR and WP)
1135.8
Current highest rating achieved
1168.0
Current floor (min rating allowed)
668.0
Current K-factor
40
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)
±181.7
Current Raw change used (final)
0.0
Projected new Raw rating
1135.6
Projected new Weighed rating
1044.9
Projected new Weighted performance
868.6
Projected new final Raw rating (if new WP > new Raw)
1135.6
Projected new highest rating
1168.0
Projected new floor
668.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1135.6
Projected effective change (new Official - current Official)
-0.2
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
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
14
Western Cape HS Individuals 2023 (U19 Boys)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
1166.7
1128.0
Analysis
13
West Coast High School Championships 2023 (U19 Boys)
2023/02/18
2023/02/18
West Coast (WCU)
Standard
60
0.83
6
6
3.5
1133.3
1086.6
Analysis
12
Bo-Weskus Skole Prestige 2023 (Senior Seuns)
2023/02/11
2023/02/11
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
1133.3
1147.2
Analysis
11
West Coast Schools Chess Grand Challenge 2022 (HS Super)
2022/10/29
2022/10/29
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1135.7
1168.0
Analysis
10
Pedro Booyse Top Schools 2022 (U18 Open)
2022/07/23
2022/07/23
West Coast (WCU)
Standard
60
0.83
6
5
0.0
1187.1
1139.2
Analysis
9
Bo-Weskus Top Skole 2022 (Hoerskool)
2022/06/11
2022/06/11
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1141.7
1107.2
Analysis
8
Western Cape Schools Chess 2022 (U18 Boys)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
0.5
1225.5
1251.2
Analysis
7
West Coast Schools Prestige 2022 (U18 Boys)
2022/02/19
2022/02/19
West Coast (WCU)
Standard
60
0.83
6
6
3.5
1210.9
1253.4
Analysis
6
Bo-Weskus Skole Skaak Prestige 2021 (O18+O20 Seuns)
2021/05/08
2021/05/08
West Coast (WCU)
Rapid
30
0.60
5
5
3.0
1202.0
1088.8
Analysis
5
West Coast Schools Prestige 2020 (U15 Boys)
2020/03/07
2020/03/07
West Coast (WCU)
Rapid
30
0.60
5
5
1.5
1241.1
1161.2
Analysis
4
Bo-Weskus Skole Prestige 2020 (O15 Seuns)
2020/02/15
2020/02/15
West Coast (WCU)
Standard
60
0.83
6
6
5.5
1173.3
1177.8
Analysis
3
Western Cape Schools Individuals 2019 (U15 Boys)
2019/05/04
2019/05/05
Eden District (WEG)
Standard
60
0.83
6
6
2.0
1212.4
1234.0
Analysis
2
Weskus Skole Prestige Skaak Kampioenskappe 2019 (O15 Seuns)
2019/03/02
2019/04/06
West Coast (WCU)
Standard
60
0.83
6
6
4.5
1171.9
1200.0
Analysis
1
Bo-Weskus Skole Skaak Prestige 2019 (O15 Seuns)
2019/02/16
2019/02/16
West Coast (WCU)
Rapid
30
0.60
7
7
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
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
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
79
34
8
37
38.0
48.1
-16.1
1184.4
1168.2
White
41
19
3
19
20.5
50.0
0.0
1169.8
1169.8
Black
38
15
5
18
17.5
46.1
-33.6
1200.2
1166.6
Standard
All
47
19
5
23
21.5
45.7
-36.2
1205.8
1169.6
White
23
9
2
12
10.0
43.5
-55.4
1183.8
1128.4
Black
24
10
3
11
11.5
47.9
-17.7
1226.8
1209.1
Rapid
All
32
15
3
14
16.5
51.6
13.3
1153.0
1166.3
White
18
10
1
7
10.5
58.3
70.8
1151.8
1222.7
Black
14
5
2
7
6.0
42.9
-60.7
1154.5
1093.7
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
104068700
Jacobs, G (Gamiel)
4
2.5
1
3
0
62.5
1167.2
106.3
1273.4
View list
2
105078013
Janneker, J (Joel)
3
1.0
1
0
2
33.3
1195.0
-141.7
1053.4
View list
3
1050106797
Kotze, K (Kurt)
2
2.0
2
0
0
100.0
1186.0
425.0
1611.0
View list
4
1050099680
Tembu, J (Jahiem)
2
2.0
2
0
0
100.0
1186.7
425.0
1611.7
View list
5
105094690
Williams, V (Vogan)
2
1.5
1
1
0
75.0
1152.6
212.5
1365.1
View list
6
105093498
Arries, G (Gerswin)
2
1.0
1
0
1
50.0
1206.2
0.0
1206.2
View list
7
105065981
Minnaar, E (Ethan)
2
1.0
1
0
1
50.0
1150.0
0.0
1150.0
View list
8
105093493
Booysen, J (Jenilo)
2
0.0
0
0
2
0.0
1187.0
-425.0
762.0
View list
9
1060110180
Klein, C (Calvin)
2
0.0
0
0
2
0.0
1233.3
-425.0
808.3
View list
10
1060099677
Njokweni, L (Llyabona)
2
0.0
0
0
2
0.0
1187.1
-425.0
762.1
View list
11
106035767
Spamer, JH (Jan-Hendre)
2
0.0
0
0
2
0.0
1226.0
-425.0
801.0
View list
12
1050138385
Engelbrecht, L (Lionell)
1
1.0
1
0
0
100.0
1210.9
425.0
1635.9
View list
13
105077641
Dirks, S (Shaniello)
1
1.0
1
0
0
100.0
1171.9
425.0
1596.9
View list
14
2070138377
Dee, M (Miceala)
1
1.0
1
0
0
100.0
1135.7
425.0
1560.7
View list
15
1080138360
De Jesus, C (Caleb)
1
1.0
1
0
0
100.0
1135.7
425.0
1560.7
View list
16
1020134290
Corjeus, J (Jandre)
1
1.0
1
0
0
100.0
1202.0
425.0
1627.0
View list
17
1060110560
Groenewald, R (Randuaan)
1
1.0
1
0
0
100.0
1173.3
425.0
1598.3
View list
18
105046628
Ghall, D (Devan)
1
1.0
1
0
0
100.0
1171.9
425.0
1596.9
View list
19
105091647
Hlangu, C (Colin)
1
1.0
1
0
0
100.0
1166.7
425.0
1591.7
View list
20
1040103432
Billet, E (Ethan)
1
1.0
1
0
0
100.0
1171.9
425.0
1596.9
View list