Chess South Africa
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Chess South Africa
De Klerk, R (Riaan)
Dob:
1975/05/11 (Adult)
Gender:
Male
Chess SA id:
1750146548
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2023/09/12 (248 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
1302.7
Curent Weighted rating
1280.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1302.7
Current floor (min rating allowed)
802.7
Current highest rating achieved
1302.7
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)
±143.2
Current Raw change used (final)
0.0
Projected new Raw rating
1302.7
Projected new Weighed rating
1283.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1302.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1302.7
Projected new floor
802.7
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
1315.9
Curent Weighted rating
1274.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1315.9
Current floor (min rating allowed)
815.9
Current highest rating achieved
1315.9
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)
±140.6
Current Raw change used (final)
0.0
Projected new Raw rating
1315.9
Projected new Weighed rating
1279.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1315.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1315.9
Projected new floor
815.9
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
1260.2
Curent Weighted rating
1252.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1260.2
Current floor (min rating allowed)
766.0
Current highest rating achieved
1266.0
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)
±152.2
Current Raw change used (final)
0.0
Projected new Raw rating
1260.2
Projected new Weighed rating
1254.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1260.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1266.0
Projected new floor
766.0
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
1264.5
Curent Weighted rating
1234.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1264.5
Current floor (min rating allowed)
766.0
Current highest rating achieved
1264.5
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)
±151.3
Current Raw change used (final)
0.0
Projected new Raw rating
1264.5
Projected new Weighed rating
1237.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1264.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1264.5
Projected new floor
766.0
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
4
Uitenhage Chess Club RAPID III 2023
2023/08/29
2023/09/12
Nelson Mandela Bay (ENM)
Rapid
15
0.39
6
2
1.0
1291.7
1266.0
Analysis
3
UCC Protea Cup 2023 (A)
2023/04/14
2023/05/30
Nelson Mandela Bay (ENM)
Standard
60
0.83
8
8
4.5
1242.4
1200.0
Analysis
2
Uitenhage Chess Club Inaugural Rapid Tournament 2023
2023/02/21
2023/03/27
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
6
4.0
1210.1
1200.0
Analysis
1
2022 Madibaz Tournament (Open Blitz)
2022/09/09
2022/09/09
Nelson Mandela Bay (ENM)
Blitz
5
0.18
7
7
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
23
11
3
9
12.5
54.3
37.0
1401.3
1438.3
White
11
5
2
4
6.0
54.5
38.6
1392.1
1430.8
Black
12
6
1
5
6.5
54.2
35.4
1409.7
1445.1
Standard
All
8
3
3
2
4.5
56.3
53.1
1366.4
1419.5
White
4
0
2
2
1.0
25.0
-212.5
1424.9
1212.4
Black
4
3
1
0
3.5
87.5
318.8
1307.9
1626.7
Rapid
All
8
5
0
3
5.0
62.5
106.3
1357.0
1463.3
White
4
3
0
1
3.0
75.0
212.5
1324.2
1536.7
Black
4
2
0
2
2.0
50.0
0.0
1389.8
1389.8
Blitz
All
7
3
0
4
3.0
42.9
-60.7
1491.8
1431.1
White
3
2
0
1
2.0
66.7
141.7
1439.0
1580.7
Black
4
1
0
3
1.0
25.0
-212.5
1531.4
1318.9
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
173077908
Van Huyssteen, H (Hermanus)
2
1.5
1
1
0
75.0
1226.3
212.5
1438.8
View list
2
185036626
Strydom, JP (Jean-Pierre)
2
0.0
0
0
2
0.0
1226.3
-425.0
801.3
View list
3
1140153682
Van Greunen, W (Willem)
1
1.0
1
0
0
100.0
1291.7
425.0
1716.7
View list
4
106069608
Van Der Bank, Z (Zak)
1
1.0
1
0
0
100.0
1210.1
425.0
1635.1
View list
5
1100151686
Williams, M (Matthew)
1
1.0
1
0
0
100.0
1210.1
425.0
1635.1
View list
6
1020138985
Tshingila, C (Cwenga)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
105088368
Freeman, V (Vianco)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
108070879
Slabbert, D (Deon)
1
1.0
1
0
0
100.0
1242.4
425.0
1667.4
View list
9
1810151679
Nel, D (Deon)
1
1.0
1
0
0
100.0
1210.1
425.0
1635.1
View list
10
184026063
Muller, BM (Benjamin)
1
1.0
1
0
0
100.0
1242.4
425.0
1667.4
View list
11
1820153676
Matthews, R (Roger)
1
1.0
1
0
0
100.0
1242.4
425.0
1667.4
View list
12
209077417
Louis, C (Caitlyn)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
168014385
Jordaan, CS (Charles)
1
0.5
0
1
0
50.0
1242.4
0.0
1242.4
View list
14
171000676
Anthony, D (Deon)
1
0.5
0
1
0
50.0
1242.4
0.0
1242.4
View list
15
171070031
Van Der Bank, RO (Ronald)
1
0.0
0
0
1
0.0
1242.4
-425.0
817.4
View list
16
100046377
Valentyn, J (Jason)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
186034183
Serfontein, J (Jaco)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
1100139765
Schler, J (Jayden)
1
0.0
0
0
1
0.0
1291.7
-425.0
866.7
View list
19
198046826
Payi, N (Nzondeleo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
20
182027949
Nkosi, DJ (Dumisa)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list