Chess South Africa
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Chess South Africa
Opperman, N (Naude)
Dob:
2014/10/01 (U12)
Gender:
Male
Chess SA id:
1140134624
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/04/06 (37 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
1396.5
Curent Weighted rating
1403.5
Curent Weighted performance
1277.7
Current official/published rating (highest between Raw, WR and WP)
1403.5
Current floor (min rating allowed)
935.7
Current highest rating achieved
1435.7
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)
±125.3
Current Raw change used (final)
0.0
Projected new Raw rating
1396.5
Projected new Weighed rating
1403.8
Projected new Weighted performance
1277.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1403.8
Projected effective change (new Official - current Official)
+0.3
Projected new highest rating
1435.7
Projected new floor
935.7
Projected new K-facor
32
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
1393.8
Curent Weighted rating
1414.5
Curent Weighted performance
1261.4
Current official/published rating (highest between Raw, WR and WP)
1414.5
Current floor (min rating allowed)
948.2
Current highest rating achieved
1448.2
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)
±125.8
Current Raw change used (final)
0.0
Projected new Raw rating
1393.8
Projected new Weighed rating
1414.1
Projected new Weighted performance
1261.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1414.1
Projected effective change (new Official - current Official)
-0.5
Projected new highest rating
1448.2
Projected new floor
948.2
Projected new K-facor
32
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
1296.9
Curent Weighted rating
1258.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1296.9
Current floor (min rating allowed)
796.9
Current highest rating achieved
1296.9
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)
±144.4
Current Raw change used (final)
0.0
Projected new Raw rating
1296.9
Projected new Weighed rating
1261.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1296.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1296.9
Projected new floor
796.9
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
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)
796.9
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
796.9
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Ekurhuleni Open 2024 (C)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.5
1431.3
1443.1
Analysis
2
Kempton Park Cluster Individuals 2024 (U11 Boys)
2024/03/02
2024/03/02
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.5
1435.7
1274.2
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U10A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1414.6
1422.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
25
Ekurhuleni Open 2024 (C)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.5
1431.3
1443.1
Analysis
24
Kempton Park Cluster Individuals 2024 (U11 Boys)
2024/03/02
2024/03/02
Ekurhuleni (GE)
Rapid
30
0.60
5
5
3.5
1435.7
1274.2
Analysis
23
2024 Gauteng Inter-Region Chess Championship (U10A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1414.6
1422.0
Analysis
22
Ekurhuleni North Chess Club 2023 (C)
2023/12/09
2023/12/09
Ekurhuleni (GE)
Rapid
30
0.60
7
7
5.0
1395.4
1224.9
Analysis
21
2023 Ekurhuleni North District Schools Finals (U11)
2023/07/29
2023/07/29
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1411.9
1448.2
Analysis
20
Ekurhuleni Chess Trial 3 2023 (U10)
2023/06/17
2023/06/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1429.0
1425.3
Analysis
19
Primrose Rapid 2023 (Grade 5-7)
2023/06/10
2023/06/10
Ekurhuleni (GE)
Rapid
20
0.47
5
5
2.0
1429.0
1258.4
Analysis
18
Ekurhuleni North Schools Individual Finals 2023 (U9 Boys)
2023/05/12
2023/05/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1385.0
1385.4
Analysis
17
Ekurhuleni Trials 2 2023 (U10)
2023/04/22
2023/04/22
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1388.7
1393.1
Analysis
16
Alberton Chess Club Tournament 1 2023 (C)
2023/04/15
2023/04/15
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1388.7
1393.1
Analysis
15
Ekhuruleni Chess Trials 1 2023 (U8+U10)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
4
4.0
1354.2
1353.1
Analysis
14
2022 South African Junior Team Chess Championships (U10 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
6
2.5
1377.9
1376.1
Analysis
13
ACB Tournament 2022 (B)
2022/10/08
2022/10/08
Ekurhuleni (GE)
Standard
60
0.83
5
3
1.0
1407.1
1412.3
Analysis
12
Ekurhuleni Chess Springs Club Open 2022 (E)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1356.6
1346.9
Analysis
11
2022 Gauteng Schools Team Championships (U9 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1365.0
1349.1
Analysis
10
Ekurhuleni-North Schools Teams 2022 (U9)
2022/08/06
2022/08/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1365.0
1349.1
Analysis
9
ACB Invitation Chess Tournament 2022 (U9)
2022/06/11
2022/06/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.5
1336.7
1317.0
Analysis
8
RMS Swiss For Rating of Players 2022 (U9)
2022/05/28
2022/05/28
Ekurhuleni (GE)
Rapid
30
0.60
7
5
4.0
1259.3
1200.0
Analysis
7
Ekurhuleni-North Schools Finals Indiv 2022 (U9 Boys)
2022/05/13
2022/05/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1259.3
1250.5
Analysis
6
Ekurhuleni Trials 1 2022 (U10)
2022/04/23
2022/04/23
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.0
1230.9
1240.8
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
7
2
5
8.0
57.1
60.7
1313.2
1373.9
White
7
4
1
2
4.5
64.3
121.4
1341.0
1462.4
Black
7
3
1
3
3.5
50.0
0.0
1285.3
1285.3
Standard
All
9
4
1
4
4.5
50.0
0.0
1367.6
1367.6
White
5
4
0
1
4.0
80.0
255.0
1382.2
1637.2
Black
4
0
1
3
0.5
12.5
-318.8
1349.2
1030.5
Rapid
All
5
3
1
1
3.5
70.0
170.0
1215.2
1385.2
White
2
0
1
1
0.5
25.0
-212.5
1238.0
1025.5
Black
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
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
128
76
10
42
81.0
63.3
112.9
1245.5
1358.4
White
65
41
3
21
42.5
65.4
130.8
1248.8
1379.5
Black
63
35
7
21
38.5
61.1
94.4
1242.1
1336.5
Standard
All
106
62
9
35
66.5
62.7
108.3
1243.7
1352.0
White
53
36
2
15
37.0
69.8
168.4
1243.8
1412.2
Black
53
26
7
20
29.5
55.7
48.1
1243.7
1291.8
Rapid
All
22
14
1
7
14.5
65.9
135.2
1253.8
1389.0
White
12
5
1
6
5.5
45.8
-35.4
1270.5
1235.1
Black
10
9
0
1
9.0
90.0
340.0
1233.7
1573.7
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1140112260
Pillay, J (Joshua)
3
1.0
1
0
2
33.3
1200.8
-141.7
1059.1
View list
2
1130135701
Van Loggerenberg, E (Elandre)
3
1.0
1
0
2
33.3
1320.3
-141.7
1178.7
View list
3
1140139617
Pieterse, F (Fourie)
3
0.0
0
0
3
0.0
1336.4
-425.0
911.4
View list
4
2130139605
Bensch, I (Ivanka)
2
2.0
2
0
0
100.0
1312.2
425.0
1737.2
View list
5
1150142638
Els, L (Luan)
2
2.0
2
0
0
100.0
1306.8
425.0
1731.8
View list
6
1130139611
Jordaan, M (Mikijl)
2
2.0
2
0
0
100.0
1201.2
425.0
1626.2
View list
7
1140142643
Ngongolo, Z (Zanothando)
2
2.0
2
0
0
100.0
1298.0
425.0
1723.0
View list
8
1140141575
Stroebel, L (Ludrik)
2
2.0
2
0
0
100.0
1408.8
425.0
1833.8
View list
9
1140151776
Venter, L (Luan)
2
2.0
2
0
0
100.0
1369.6
425.0
1794.6
View list
10
1140136330
Kay, N (Noah)
2
1.5
1
1
0
75.0
1309.8
212.5
1522.3
View list
11
1130140133
Cronje, A (Anru)
2
1.0
1
0
1
50.0
1312.2
0.0
1312.2
View list
12
1110144411
Ngcongolo, T (Thamsanqa)
2
1.0
1
0
1
50.0
1419.2
0.0
1419.2
View list
13
1130139620
Theron, F (Francois)
2
1.0
1
0
1
50.0
1321.4
0.0
1321.4
View list
14
1150158312
Brancato, S (Sebastian)
1
1.0
1
0
0
100.0
1414.6
425.0
1839.6
View list
15
1140153029
Botha, S (Sebastian)
1
1.0
1
0
0
100.0
1429.0
425.0
1854.0
View list
16
1110145736
Castelyn, D (Dean)
1
1.0
1
0
0
100.0
1356.6
425.0
1781.6
View list
17
1130142637
De Lange, Z (Zanco)
1
1.0
1
0
0
100.0
1336.7
425.0
1761.7
View list
18
2080106510
De Lange, C (Charend)
1
1.0
1
0
0
100.0
1356.6
425.0
1781.6
View list
19
1110191326
De Carvalho Jeromimo, S (Sebastio)
1
1.0
1
0
0
100.0
1395.4
425.0
1820.4
View list
20
1140137652
Aikman, D (Desmond Gustav)
1
1.0
1
0
0
100.0
1230.9
425.0
1655.9
View list