Chess South Africa
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Chess South Africa
Marais, E (Ewald Pierre)
Dob:
2015/04/14 (U10)
Gender:
Male
Chess SA id:
1150156375
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2023/07/22 (316 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
1133.4
Curent Weighted rating
1148.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1148.8
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)
±182.3
Current Raw change used (final)
0.0
Projected new Raw rating
1133.4
Projected new Weighed rating
1146.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1146.3
Projected effective change (new Official - current Official)
-2.5
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
1125.1
Curent Weighted rating
1142.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1142.4
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)
±184.5
Current Raw change used (final)
0.0
Projected new Raw rating
1125.1
Projected new Weighed rating
1139.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1139.6
Projected effective change (new Official - current Official)
-2.8
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
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
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
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
2
D2 School League Finals 2023 (U9)
2023/07/22
2023/07/22
West Rand (GWR)
Standard
60
0.83
7
5
1.0
1175.2
1171.2
Analysis
1
D2 Schools Individuals 2023 (U9 Boys+Girls)
2023/05/13
2023/05/13
West Rand (GWR)
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
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
10
2
1
7
2.5
25.0
-212.5
1203.6
991.1
White
4
2
0
2
2.0
50.0
0.0
1165.3
1165.3
Black
6
0
1
5
0.5
8.3
-354.2
1229.1
875.0
Standard
All
10
2
1
7
2.5
25.0
-212.5
1203.6
991.1
White
4
2
0
2
2.0
50.0
0.0
1165.3
1165.3
Black
6
0
1
5
0.5
8.3
-354.2
1229.1
875.0
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
1140156379
Mosielele, L (Lesego Kwanele)
2
0.5
0
1
1
25.0
1187.6
-212.5
975.1
View list
2
1150149223
Botha, AZ (Adriaan Zander)
2
0.0
0
0
2
0.0
1187.6
-425.0
762.6
View list
3
1150144544
Pretorius, S (Stefan)
1
1.0
1
0
0
100.0
1175.2
425.0
1600.2
View list
4
2150156384
Van Tonder, J (Jennike)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1140141574
Steyn, K (Kihan)
1
0.0
0
0
1
0.0
1175.2
-425.0
750.2
View list
6
1140156381
Nxumalo, T (Thando Amohelang)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1140158490
Fritz, T (Tayron)
1
0.0
0
0
1
0.0
1175.2
-425.0
750.2
View list
8
1140149225
Coetzer, L (Logan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
