Chess South Africa
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Chess South Africa
Klopper, B (Ben)
Dob:
2014/01/24 (U12)
Gender:
Male
Chess SA id:
1140146769
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/11/10 (29 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
1522.5
Current Weighted rating
1496.6
Current Weighted performance
1504.2
Current official/published rating (highest between Raw, WR and WP)
1522.5
Current highest rating achieved
1553.5
Current floor (min rating allowed)
1053.5
Current K-factor
32
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)
±104.7
Current Raw change used (final)
0.0
Projected new Raw rating
1522.5
Projected new Weighed rating
1379.9
Projected new Weighted performance
1504.2
Projected new final Raw rating (if new WP > new Raw)
1522.5
Projected new highest rating
1553.5
Projected new floor
1053.5
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1522.5
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
1517.8
Current Weighted rating
1440.8
Current Weighted performance
1504.2
Current official/published rating (highest between Raw, WR and WP)
1517.8
Current highest rating achieved
1555.3
Current floor (min rating allowed)
1055.3
Current K-factor
32
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)
±105.4
Current Raw change used (final)
0.0
Projected new Raw rating
1517.8
Projected new Weighed rating
1329.5
Projected new Weighted performance
1504.2
Projected new final Raw rating (if new WP > new Raw)
1517.8
Projected new highest rating
1555.3
Projected new floor
1055.3
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1517.8
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
1542.7
Current Weighted rating
1552.9
Current Weighted performance
1399.7
Current official/published rating (highest between Raw, WR and WP)
1552.9
Current highest rating achieved
1642.9
Current floor (min rating allowed)
1142.9
Current K-factor
28
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)
±101.8
Current Raw change used (final)
0.0
Projected new Raw rating
1542.7
Projected new Weighed rating
1432.1
Projected new Weighted performance
1399.7
Projected new final Raw rating (if new WP > new Raw)
1542.7
Projected new highest rating
1642.9
Projected new floor
1142.9
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1542.7
Projected effective change (new Official - current Official)
-10.2
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
21
Helderberg Chess Club Open 2024 (A)
2024/11/09
2024/11/10
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
1539.2
1538.0
Analysis
20
De Hoop Chess Championship Tournament 2024 (U10+U11)
2024/10/12
2024/10/12
Cape Town (WCT)
Standard
60
0.83
5
5
5.0
1494.3
1495.1
Analysis
19
Grant East Annual Primary School Invitational Chess Tournament 2024 (U11)
2024/10/05
2024/10/05
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1494.3
1495.1
Analysis
18
Chess Elevation Series -September 2024 (Level 3)
2024/09/20
2024/09/21
Cape Town (WCT)
Standard
70
0.87
5
5
2.0
1535.8
1545.7
Analysis
17
Western Cape Women’s Championship 2024 (Intermediate)
2024/08/10
2024/08/10
West Coast (WCU)
Standard
60
0.83
5
5
4.5
1533.9
1555.3
Analysis
16
Western Cape Women’s Championship 2024 (U12)
2024/08/09
2024/08/09
West Coast (WCU)
Standard
60
0.83
5
5
3.0
1533.9
1555.3
Analysis
15
CT Metro District East Top Schools Chess 2024 (U11 Mixed)
2024/07/27
2024/07/28
Cape Town (WCT)
Standard
60
0.83
7
6
4.5
1533.6
1480.4
Analysis
14
Curro Durbanville Chess Rapid Open 2024 (Championship)
2024/07/13
2024/07/13
Cape Town (WCT)
Rapid
35
0.66
6
5
1.0
1533.6
1591.7
Analysis
13
Chess Elevation Series - July 2024 (Level 3)
2024/07/05
2024/07/06
Cape Town (WCT)
Standard
70
0.87
5
5
5.0
1533.6
1480.4
Analysis
12
Cape Town Chess Federation Closed Chess Championships 2024 (U12)
2024/06/15
2024/06/16
Cape Town (WCT)
Standard
70
0.87
6
6
4.5
1513.6
1446.2
Analysis
11
Cape Town Junior League Finals 2024 (U13 Open A)
2024/05/18
2024/05/18
Cape Town (WCT)
Rapid
25
0.54
5
4
4.0
1424.0
1564.5
Analysis
10
Western Cape PS Individuals Championship 2024 (U11 Boys)
2024/05/04
2024/05/05
West Coast (WCU)
Standard
60
0.83
6
6
5.0
1424.0
1355.0
Analysis
9
Hermanus Chess Club Open 2024 (Intermediate)
2024/04/20
2024/04/20
Overberg (WOS)
Rapid
20
0.47
7
7
4.5
1482.8
1642.9
Analysis
8
Strategize to Win 2024 (A)
2024/04/13
2024/04/14
Cape Town (WCT)
Standard
70
0.87
5
5
0.0
1482.8
1398.2
Analysis
7
Cape Town Junior League Qualifier 2024 (U13 Open)
2024/04/06
2024/04/06
Cape Town (WCT)
Rapid
25
0.54
6
6
4.0
1482.8
1642.9
Analysis
6
Cape Town Open Chess Championship 2024 (Intermediate)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
5
1.0
1553.5
1455.2
Analysis
5
Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Boys)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
5.0
1553.5
1455.2
Analysis
4
Cape of Good Hope Open Chess Tournament 2024 (U10)
2024/02/17
2024/02/17
Cape Town (WCT)
Rapid
30
0.60
6
6
6.0
1491.0
1596.5
Analysis
3
De Hoop Teams Play Offs 2023 (U11 Mixed)
2024/02/10
2024/02/10
Cape Town (WCT)
Standard
60
0.83
5
5
5.0
1491.0
1365.0
Analysis
2
CT District East Schools Chess Individuals Trails 2024 (U11 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1491.0
1365.0
Analysis
1
2
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
38
Helderberg Chess Club Open 2024 (A)
2024/11/09
2024/11/10
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
1539.2
1538.0
Analysis
37
De Hoop Chess Championship Tournament 2024 (U10+U11)
2024/10/12
2024/10/12
Cape Town (WCT)
Standard
60
0.83
5
5
5.0
1494.3
1495.1
Analysis
36
Grant East Annual Primary School Invitational Chess Tournament 2024 (U11)
2024/10/05
2024/10/05
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1494.3
1495.1
Analysis
35
Chess Elevation Series -September 2024 (Level 3)
2024/09/20
2024/09/21
Cape Town (WCT)
Standard
70
0.87
5
5
2.0
1535.8
1545.7
Analysis
34
Western Cape Women’s Championship 2024 (Intermediate)
2024/08/10
2024/08/10
West Coast (WCU)
Standard
60
0.83
5
5
4.5
1533.9
1555.3
Analysis
33
Western Cape Women’s Championship 2024 (U12)
2024/08/09
2024/08/09
West Coast (WCU)
Standard
60
0.83
5
5
3.0
1533.9
1555.3
Analysis
32
CT Metro District East Top Schools Chess 2024 (U11 Mixed)
2024/07/27
2024/07/28
Cape Town (WCT)
Standard
60
0.83
7
6
4.5
1533.6
1480.4
Analysis
31
Curro Durbanville Chess Rapid Open 2024 (Championship)
2024/07/13
2024/07/13
Cape Town (WCT)
Rapid
35
0.66
6
5
1.0
1533.6
1591.7
Analysis
30
Chess Elevation Series - July 2024 (Level 3)
2024/07/05
2024/07/06
Cape Town (WCT)
Standard
70
0.87
5
5
5.0
1533.6
1480.4
Analysis
29
Cape Town Chess Federation Closed Chess Championships 2024 (U12)
2024/06/15
2024/06/16
Cape Town (WCT)
Standard
70
0.87
6
6
4.5
1513.6
1446.2
Analysis
28
Cape Town Junior League Finals 2024 (U13 Open A)
2024/05/18
2024/05/18
Cape Town (WCT)
Rapid
25
0.54
5
4
4.0
1424.0
1564.5
Analysis
27
Western Cape PS Individuals Championship 2024 (U11 Boys)
2024/05/04
2024/05/05
West Coast (WCU)
Standard
60
0.83
6
6
5.0
1424.0
1355.0
Analysis
26
Hermanus Chess Club Open 2024 (Intermediate)
2024/04/20
2024/04/20
Overberg (WOS)
Rapid
20
0.47
7
7
4.5
1482.8
1642.9
Analysis
25
Strategize to Win 2024 (A)
2024/04/13
2024/04/14
Cape Town (WCT)
Standard
70
0.87
5
5
0.0
1482.8
1398.2
Analysis
24
Cape Town Junior League Qualifier 2024 (U13 Open)
2024/04/06
2024/04/06
Cape Town (WCT)
Rapid
25
0.54
6
6
4.0
1482.8
1642.9
Analysis
23
Cape Town Open Chess Championship 2024 (Intermediate)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
5
1.0
1553.5
1455.2
Analysis
22
Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Boys)
2024/03/02
2024/03/03
Cape Town (WCT)
Standard
60
0.83
6
6
5.0
1553.5
1455.2
Analysis
21
Cape of Good Hope Open Chess Tournament 2024 (U10)
2024/02/17
2024/02/17
Cape Town (WCT)
Rapid
30
0.60
6
6
6.0
1491.0
1596.5
Analysis
20
De Hoop Teams Play Offs 2023 (U11 Mixed)
2024/02/10
2024/02/10
Cape Town (WCT)
Standard
60
0.83
5
5
5.0
1491.0
1365.0
Analysis
19
CT District East Schools Chess Individuals Trails 2024 (U11 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1491.0
1365.0
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
113
75
8
30
79.0
69.9
169.2
1359.5
1528.8
White
58
42
3
13
43.5
75.0
212.5
1350.0
1562.5
Black
55
33
5
17
35.5
64.5
123.6
1369.6
1493.3
Standard
All
80
51
7
22
54.5
68.1
154.1
1363.8
1517.9
White
41
29
2
10
30.0
73.2
197.0
1352.3
1549.3
Black
39
22
5
12
24.5
62.8
109.0
1375.9
1484.9
Rapid
All
33
24
1
8
24.5
74.2
206.1
1349.2
1555.3
White
17
13
1
3
13.5
79.4
250.0
1344.4
1594.4
Black
16
11
0
5
11.0
68.8
159.4
1354.3
1513.7
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
199
139
10
50
144.0
72.4
190.1
1320.0
1510.0
White
102
75
4
23
77.0
75.5
216.7
1316.9
1533.5
Black
97
64
6
27
67.0
69.1
162.1
1323.2
1485.3
Standard
All
108
71
8
29
75.0
69.4
165.3
1338.7
1504.0
White
54
37
3
14
38.5
71.3
181.0
1337.7
1518.7
Black
54
34
5
15
36.5
67.6
149.5
1339.7
1489.3
Rapid
All
91
68
2
21
69.0
75.8
219.5
1297.7
1517.2
White
48
38
1
9
38.5
80.2
256.8
1293.4
1550.2
Black
43
30
1
12
30.5
70.9
177.9
1302.5
1480.4
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
1140137347
Whyatt, B (Benji)
7
3.0
3
0
4
42.9
1414.7
-60.7
1354.0
View list
2
2140140713
Temmers, I (Isabella)
6
3.5
3
1
2
58.3
1462.6
70.8
1533.4
View list
3
1140143665
Somai, J (Jhash)
4
4.0
4
0
0
100.0
1448.6
425.0
1873.6
View list
4
1150138504
Joya, L (Lilitha)
3
3.0
3
0
0
100.0
1478.6
425.0
1903.6
View list
5
1150140699
Marais, A (Alexander)
3
3.0
3
0
0
100.0
1408.2
425.0
1833.2
View list
6
1140137341
Sher, E (Evan)
3
2.0
2
0
1
66.7
1445.9
141.7
1587.5
View list
7
1140138973
Stewart, N (Neil)
3
1.0
1
0
2
33.3
1342.6
-141.7
1201.0
View list
8
1140150106
Bothma, M (Mason Reese)
2
2.0
2
0
0
100.0
1371.0
425.0
1796.0
View list
9
2140147001
Davids, J (Jaydine)
2
2.0
2
0
0
100.0
1445.9
425.0
1870.9
View list
10
1140150109
De Waal, H (Herman)
2
2.0
2
0
0
100.0
1505.8
425.0
1930.8
View list
11
1140143143
Fourie, A (Albert)
2
2.0
2
0
0
100.0
1420.5
425.0
1845.5
View list
12
1130147715
Herman, V (Victor)
2
2.0
2
0
0
100.0
1518.2
425.0
1943.2
View list
13
1140150115
Janse Van Rensburg, M (Michael)
2
2.0
2
0
0
100.0
1505.8
425.0
1930.8
View list
14
2150142381
Javed, Z (Zainab)
2
2.0
2
0
0
100.0
1509.9
425.0
1934.9
View list
15
1130150134
Makumbe, P (Perfect)
2
2.0
2
0
0
100.0
1513.9
425.0
1938.9
View list
16
1140146771
Morrison, C (Charlie)
2
2.0
2
0
0
100.0
1388.4
425.0
1813.4
View list
17
2130138971
Pretorius, M (Mia)
2
2.0
2
0
0
100.0
1492.7
425.0
1917.7
View list
18
1140137570
Robertson, M (Marvin)
2
2.0
2
0
0
100.0
1423.0
425.0
1848.0
View list
19
2130147572
Rommelmann, L (Liezl-Marie)
2
2.0
2
0
0
100.0
1492.7
425.0
1917.7
View list
20
2140150367
Tyokwana, K (Khayone)
2
2.0
2
0
0
100.0
1438.0
425.0
1863.0
View list