Chess South Africa
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Chess South Africa
Pieterse, JF (Jurgens Francois)
Dob:
2011/07/06 (U14)
Gender:
Male
Chess SA id:
1110118124
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/10/04 (32 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
1385.2
Current Weighted rating
1352.3
Current Weighted performance
1365.1
Current official/published rating (highest between Raw, WR and WP)
1385.2
Current highest rating achieved
1487.0
Current floor (min rating allowed)
987.0
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)
±127.4
Current Raw change used (final)
0.0
Projected new Raw rating
1385.2
Projected new Weighed rating
1244.5
Projected new Weighted performance
1365.1
Projected new final Raw rating (if new WP > new Raw)
1385.2
Projected new highest rating
1487.0
Projected new floor
987.0
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1385.2
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
1384.0
Current Weighted rating
1351.1
Current Weighted performance
1368.7
Current official/published rating (highest between Raw, WR and WP)
1384.0
Current highest rating achieved
1480.4
Current floor (min rating allowed)
980.4
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)
±127.6
Current Raw change used (final)
0.0
Projected new Raw rating
1384.0
Projected new Weighed rating
1243.6
Projected new Weighted performance
1368.7
Projected new final Raw rating (if new WP > new Raw)
1384.0
Projected new highest rating
1480.4
Projected new floor
980.4
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1384.0
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
1256.3
Current Weighted rating
1267.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1267.0
Current highest rating achieved
1277.2
Current floor (min rating allowed)
777.2
Current K-factor
36
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)
±153.0
Current Raw change used (final)
0.0
Projected new Raw rating
1256.3
Projected new Weighed rating
1165.3
Projected new Weighted performance
657.6
Projected new final Raw rating (if new WP > new Raw)
1256.3
Projected new highest rating
1277.2
Projected new floor
777.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1256.3
Projected effective change (new Official - current Official)
-10.7
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
6
Gauteng Top Schools 2024 (U13 Open)
2024/10/04
2024/10/04
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1416.0
1422.7
Analysis
5
Gauteng Schools Individuals Finals 2024 (U13 Boys)
2024/08/16
2024/08/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1356.4
1368.6
Analysis
4
Ekurhuleni North Schools Finals - Teams 2024 (U13 Open)
2024/08/03
2024/08/03
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.5
1356.4
1368.6
Analysis
3
Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Boys)
2024/05/11
2024/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
4
4.0
1315.8
1320.9
Analysis
2
NWU Super 16 2024
2024/04/19
2024/04/19
Gert Sibande (MGS)
Rapid
30
0.60
6
4
2.0
1329.8
1277.2
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1349.4
1338.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
28
Gauteng Top Schools 2024 (U13 Open)
2024/10/04
2024/10/04
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1416.0
1422.7
Analysis
27
Gauteng Schools Individuals Finals 2024 (U13 Boys)
2024/08/16
2024/08/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1356.4
1368.6
Analysis
26
Ekurhuleni North Schools Finals - Teams 2024 (U13 Open)
2024/08/03
2024/08/03
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.5
1356.4
1368.6
Analysis
25
Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Boys)
2024/05/11
2024/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
4
4.0
1315.8
1320.9
Analysis
24
NWU Super 16 2024
2024/04/19
2024/04/19
Gert Sibande (MGS)
Rapid
30
0.60
6
4
2.0
1329.8
1277.2
Analysis
23
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1349.4
1338.2
Analysis
22
2023 Gauteng Top Schools (U13 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
2.0
1365.6
1357.1
Analysis
21
2023 Ekurhuleni North District Schools Finals (U13)
2023/07/29
2023/07/29
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1391.4
1388.5
Analysis
20
Ekurhuleni Chess Trial 3 2023 (U14)
2023/06/17
2023/06/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1360.2
1356.6
Analysis
19
Gauteng Schools Individual Finals 2023 (U13 Boys)
2023/05/26
2023/05/26
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1338.4
1330.0
Analysis
18
Gauteng Open Arnold Classic 2023 (C)
2023/05/20
2023/05/20
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1338.4
1330.0
Analysis
17
Ekurhuleni North Schools Individual Finals 2023 (U13 Boys)
2023/05/12
2023/05/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1338.4
1330.0
Analysis
16
Ekhuruleni Chess Trials 1 2023 (U14)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1320.3
1310.2
Analysis
15
2022 South African Junior Wild Card Chess Championships (U12 Open)
2022/12/09
2022/12/12
4 Knights (4K)
Standard
120
1.00
7
7
3.0
1434.9
1415.5
Analysis
14
2022 South African Junior Team Chess Championships (U12 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
2.0
1434.9
1415.5
Analysis
13
Super 8 Skaak 2022 (Seniors)
2022/10/14
2022/10/14
Bojanala Platina (NBR)
Rapid
30
0.60
7
6
5.0
1433.1
1200.0
Analysis
12
ACB Tournament 2022 (A)
2022/10/07
2022/10/08
Ekurhuleni (GE)
Standard
90
0.94
5
5
2.0
1433.1
1414.5
Analysis
11
JMC 3rd Trials 2022 (B)
2022/09/11
2022/09/11
Johannesburg Metro (GJM)
Standard
60
0.83
5
3
0.0
1487.0
1480.4
Analysis
10
2022 Gauteng Schools Team Championships (U11 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1333.0
1332.0
Analysis
9
Ekurhuleni-North Schools Teams 2022 (U11)
2022/08/06
2022/08/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1333.0
1332.0
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
28
16
2
10
17.0
60.7
91.1
1297.9
1388.9
White
16
10
2
4
11.0
68.8
159.4
1258.7
1418.1
Black
12
6
0
6
6.0
50.0
0.0
1350.0
1350.0
Standard
All
24
14
2
8
15.0
62.5
106.3
1315.7
1421.9
White
13
9
2
2
10.0
76.9
228.8
1275.1
1503.9
Black
11
5
0
6
5.0
45.5
-38.6
1363.7
1325.0
Rapid
All
4
2
0
2
2.0
50.0
0.0
1190.8
1190.8
White
3
1
0
2
1.0
33.3
-141.7
1187.8
1046.1
Black
1
1
0
0
1.0
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
136
74
6
56
77.0
56.6
56.2
1275.1
1331.3
White
70
42
4
24
44.0
62.9
109.3
1266.5
1375.8
Black
66
32
2
32
33.0
50.0
0.0
1284.2
1284.2
Standard
All
126
67
6
53
70.0
55.6
47.2
1282.7
1330.0
White
64
39
4
21
41.0
64.1
119.5
1273.9
1393.4
Black
62
28
2
32
29.0
46.8
-27.4
1291.8
1264.4
Rapid
All
10
7
0
3
7.0
70.0
170.0
1178.9
1348.9
White
6
3
0
3
3.0
50.0
0.0
1187.3
1187.3
Black
4
4
0
0
4.0
100.0
425.0
1166.3
1591.3
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
1120140144
Myburgh, L (Liam)
3
3.0
3
0
0
100.0
1262.3
425.0
1687.3
View list
2
1110135376
Shazhira, J (Joseph)
3
3.0
3
0
0
100.0
1181.6
425.0
1606.6
View list
3
1110118128
Botha, JCC (Johannes Christiaan Corneli)
3
0.0
0
0
3
0.0
1196.8
-425.0
771.8
View list
4
1120135369
Du Plessis, Z (Zander)
2
2.0
2
0
0
100.0
1110.5
425.0
1535.5
View list
5
2120135695
Crowie, A (Allegra)
2
1.5
1
1
0
75.0
1373.9
212.5
1586.4
View list
6
1110105109
Klopper, PA (Phillippus Arnoldus)
2
1.0
1
0
1
50.0
1390.8
0.0
1390.8
View list
7
1100118105
Maharaj, M (Mihiir)
2
1.0
1
0
1
50.0
1378.5
0.0
1378.5
View list
8
1110141530
Nwosu, E (Ebube)
2
1.0
1
0
1
50.0
1329.3
0.0
1329.3
View list
9
1110301474
Weitsz, E (Eben)
2
1.0
1
0
1
50.0
1386.2
0.0
1386.2
View list
10
1110097687
Froom, D (David)
2
0.5
0
1
1
25.0
1434.9
-212.5
1222.4
View list
11
1110131268
Clainos, S (Spiro)
2
0.0
0
0
2
0.0
1434.9
-425.0
1009.9
View list
12
1100098187
Greeff, A (Andries)
2
0.0
0
0
2
0.0
1145.3
-425.0
720.3
View list
13
1110118675
Buthelezi, Z (Zanokuhle)
1
1.0
1
0
0
100.0
1320.3
425.0
1745.3
View list
14
1120139501
Buitendag, D (Darius)
1
1.0
1
0
0
100.0
1333.0
425.0
1758.0
View list
15
1120305700
Breytenbach, D (Dewald)
1
1.0
1
0
0
100.0
1315.8
425.0
1740.8
View list
16
1110154017
Breytenbach, D (Dewald)
1
1.0
1
0
0
100.0
1360.2
425.0
1785.2
View list
17
1110116479
Billing, A (Aidin)
1
1.0
1
0
0
100.0
1130.2
425.0
1555.2
View list
18
1100159657
Bester, D (Daniel)
1
1.0
1
0
0
100.0
1365.6
425.0
1790.6
View list
19
2110114756
Allen, A (Ava)
1
1.0
1
0
0
100.0
1161.4
425.0
1586.4
View list
20
1140134429
Botha, G (Gregory)
1
1.0
1
0
0
100.0
1333.0
425.0
1758.0
View list