Chess South Africa
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Chess South Africa
Erwee, M (Wiehan)
Dob:
2008/12/04 (U18)
Gender:
Male
Chess SA id:
108081692
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/04/13 (43 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
1012.3
Curent Weighted rating
953.3
Curent Weighted performance
668.3
Current official/published rating (highest between Raw, WR and WP)
1012.3
Current floor (min rating allowed)
512.3
Current highest rating achieved
1012.3
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)
±216.7
Current Raw change used (final)
0.0
Projected new Raw rating
1012.3
Projected new Weighed rating
958.2
Projected new Weighted performance
668.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1012.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1012.3
Projected new floor
512.3
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
1038.1
Curent Weighted rating
970.4
Curent Weighted performance
666.0
Current official/published rating (highest between Raw, WR and WP)
1038.1
Current floor (min rating allowed)
538.1
Current highest rating achieved
1038.1
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)
±208.8
Current Raw change used (final)
0.0
Projected new Raw rating
1038.1
Projected new Weighed rating
976.0
Projected new Weighted performance
666.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1038.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1038.1
Projected new floor
538.1
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
683.0
Curent Weighted rating
683.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
683.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
683.0
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)
±346.4
Current Raw change used (final)
0.0
Projected new Raw rating
683.0
Projected new Weighed rating
683.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
683.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
683.0
Projected new floor
500.0
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
683.0
Curent Weighted rating
683.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
683.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
683.0
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)
±346.4
Current Raw change used (final)
0.0
Projected new Raw rating
683.0
Projected new Weighed rating
683.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
683.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
683.0
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Vaalpark Primary Chess Open 2024 (B)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
5
2.5
948.2
964.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Vaalpark Primary Chess Open 2024 (B)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
5
2.5
948.2
964.5
Analysis
6
Fonteine Ope 2019 (C)
2019/10/19
2019/10/19
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
871.2
873.7
Analysis
5
Fonteine Open 2018 (C)
2018/10/13
2018/10/13
Sedibeng (GSV)
Standard
61
0.83
5
4
1.0
791.8
815.8
Analysis
4
Sasolburg Open 2018 (C)
2018/06/02
2018/06/02
Sedibeng (GSV)
Standard
61
0.83
5
5
2.0
764.6
785.4
Analysis
3
Amigo Spur Eligwa Chess Open 2018 (D)
2018/05/19
2018/05/19
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
681.3
684.6
Analysis
2
Henley Open 2018 (C)
2018/03/10
2018/03/10
Sedibeng (GSV)
Standard
61
0.83
5
5
3.0
669.0
669.0
Analysis
1
South African Junior Team Championships 2017 (U12D)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
6
3.0
683.0
683.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
1
2
2.5
50.0
0.0
1280.6
1280.6
White
2
1
0
1
1.0
50.0
0.0
1269.6
1269.6
Black
3
1
1
1
1.5
50.0
0.0
1288.0
1288.0
Standard
All
5
2
1
2
2.5
50.0
0.0
1280.6
1280.6
White
2
1
0
1
1.0
50.0
0.0
1269.6
1269.6
Black
3
1
1
1
1.5
50.0
0.0
1288.0
1288.0
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
35
18
1
16
18.5
52.9
24.3
947.9
972.2
White
18
11
0
7
11.0
61.1
94.4
914.8
1009.2
Black
17
7
1
9
7.5
44.1
-50.0
983.0
933.0
Standard
All
35
18
1
16
18.5
52.9
24.3
947.9
972.2
White
18
11
0
7
11.0
61.1
94.4
914.8
1009.2
Black
17
7
1
9
7.5
44.1
-50.0
983.0
933.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1070098052
Eberwein, HJ (Heinrich)
2
1.0
1
0
1
50.0
870.0
0.0
870.0
View list
2
107086032
Naude, E (Enrique)
2
0.0
0
0
2
0.0
778.2
-425.0
353.2
View list
3
108091411
Botha, K (Kriegler)
2
0.0
0
0
2
0.0
776.3
-425.0
351.3
View list
4
1090098059
Kapp, JS (Jeandre)
1
1.0
1
0
0
100.0
681.3
425.0
1106.3
View list
5
108061369
Human, LJ (Louis)
1
1.0
1
0
0
100.0
871.2
425.0
1296.2
View list
6
107085046
Hanekom, J (Jayden)
1
1.0
1
0
0
100.0
669.0
425.0
1094.0
View list
7
206088328
Fortuin, W (Willmarzanne)
1
1.0
1
0
0
100.0
683.0
425.0
1108.0
View list
8
1080113648
Els, JA (Jeffrey Allan)
1
1.0
1
0
0
100.0
871.2
425.0
1296.2
View list
9
1090153284
Coetzee, J (Johan)
1
1.0
1
0
0
100.0
948.2
425.0
1373.2
View list
10
208065200
Brenkman, K (Krystal)
1
1.0
1
0
0
100.0
681.3
425.0
1106.3
View list
11
105075206
Pretorius, K (Keegan)
1
1.0
1
0
0
100.0
669.0
425.0
1094.0
View list
12
1100097842
Norval, H (Hendrik)
1
1.0
1
0
0
100.0
681.3
425.0
1106.3
View list
13
109086041
Slabbert, M (Matthew)
1
1.0
1
0
0
100.0
681.3
425.0
1106.3
View list
14
1030103173
Steenberg, J (Jared)
1
1.0
1
0
0
100.0
764.6
425.0
1189.6
View list
15
107075189
Van Straaten, R (Ruan)
1
1.0
1
0
0
100.0
871.2
425.0
1296.2
View list
16
206066092
Van Zyl, I (Ilane)
1
1.0
1
0
0
100.0
764.6
425.0
1189.6
View list
17
106067149
Venter, H (Hanre)
1
1.0
1
0
0
100.0
683.0
425.0
1108.0
View list
18
107046757
Villoen, M (Marcel)
1
1.0
1
0
0
100.0
669.0
425.0
1094.0
View list
19
2090300154
Visser, R (Roelien)
1
1.0
1
0
0
100.0
948.2
425.0
1373.2
View list
20
107055776
Zungu, M (Minehle)
1
1.0
1
0
0
100.0
683.0
425.0
1108.0
View list