Chess South Africa
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Chess South Africa
Marais, W (Willie)
Dob:
1965/08/03 (Adult)
Gender:
Male
Chess SA id:
1650107481
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2022/07/14 (651 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
1314.9
Curent Weighted rating
1290.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1314.9
Current floor (min rating allowed)
814.9
Current highest rating achieved
1314.9
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)
±140.8
Current Raw change used (final)
0.0
Projected new Raw rating
1314.9
Projected new Weighed rating
1292.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1314.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1314.9
Projected new floor
814.9
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
1300.0
Curent Weighted rating
1230.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current floor (min rating allowed)
800.0
Current highest rating achieved
1300.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1236.7
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1300.0
Projected new floor
800.0
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
1371.8
Curent Weighted rating
1321.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1371.8
Current floor (min rating allowed)
871.8
Current highest rating achieved
1371.8
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)
±129.8
Current Raw change used (final)
0.0
Projected new Raw rating
1371.8
Projected new Weighed rating
1325.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1371.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1371.8
Projected new floor
871.8
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
1274.3
Curent Weighted rating
1235.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1274.3
Current floor (min rating allowed)
871.8
Current highest rating achieved
1274.3
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)
±149.2
Current Raw change used (final)
0.0
Projected new Raw rating
1274.3
Projected new Weighed rating
1239.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1274.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1274.3
Projected new floor
871.8
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
3
South African Open 2022 (Blitz)
2022/07/14
2022/07/14
Cape Town (WCT)
Blitz
5
0.18
10
10
4.5
1264.1
1200.0
Analysis
2
Drakenstein Dragons Rapid 2019 (Open)
2019/01/19
2019/01/19
Cape Winelands (WCW)
Rapid
30
0.60
6
6
4.0
1202.1
1200.8
Analysis
1
ACL Open 2018 (Open)
2018/12/07
2018/12/09
Cape Town (WCT)
Rapid
35
0.66
5
5
3.0
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
21
11
1
9
11.5
54.8
40.5
1432.3
1472.8
White
12
9
1
2
9.5
79.2
247.9
1369.4
1617.3
Black
9
2
0
7
2.0
22.2
-236.1
1516.2
1280.1
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
11
7
0
4
7.0
63.6
115.9
1352.7
1468.6
White
7
6
0
1
6.0
85.7
303.6
1287.7
1591.3
Black
4
1
0
3
1.0
25.0
-212.5
1466.5
1254.0
Blitz
All
10
4
1
5
4.5
45.0
-42.5
1519.8
1477.3
White
5
3
1
1
3.5
70.0
170.0
1483.7
1653.7
Black
5
1
0
4
1.0
20.0
-255.0
1555.9
1300.9
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
182003312
Boyisi, A (Aaron)
1
1.0
1
0
0
100.0
1202.1
425.0
1627.1
View list
2
1910106182
Altalib, S (Saajid)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
104092951
Adams, J (Jedediah)
1
1.0
1
0
0
100.0
1264.1
425.0
1689.1
View list
4
186005214
Coetzee, JS (Justin)
1
1.0
1
0
0
100.0
1264.1
425.0
1689.1
View list
5
1470107939
Frans, J (Johannes)
1
1.0
1
0
0
100.0
1202.1
425.0
1627.1
View list
6
174085062
Ferreira, C (Craig)
1
1.0
1
0
0
100.0
1202.1
425.0
1627.1
View list
7
108092067
Imrie, D (Daniel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
199060839
Matthys, A (Allistair)
1
1.0
1
0
0
100.0
1202.1
425.0
1627.1
View list
9
103054244
Muller, K (Kaden)
1
1.0
1
0
0
100.0
1264.1
425.0
1689.1
View list
10
102064456
Sithole, A (Anoona)
1
1.0
1
0
0
100.0
1264.1
425.0
1689.1
View list
11
1740107479
Wosk, J (Jonathan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
102092555
Makhetha, L (Laviens)
1
0.5
0
1
0
50.0
1264.1
0.0
1264.1
View list
13
108079781
Soojay, J (Jorah)
1
0.0
0
0
1
0.0
1264.1
-425.0
839.1
View list
14
157030080
Pick, DD (Deon)
1
0.0
0
0
1
0.0
1202.1
-425.0
777.1
View list
15
103044466
Nieuwoudt, D (Dawid)
1
0.0
0
0
1
0.0
1264.1
-425.0
839.1
View list
16
106092062
Ncethelo, B (Bongolethu)
1
0.0
0
0
1
0.0
1264.1
-425.0
839.1
View list
17
191023895
Mohamed, A (Adil)
1
0.0
0
0
1
0.0
1264.1
-425.0
839.1
View list
18
1040107480
Marais, C (Charl)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
184009958
Fraser, CJ (Craig)
1
0.0
0
0
1
0.0
1202.1
-425.0
777.1
View list
20
1600107478
Du Toit, G (Guillaume)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list