Chess South Africa
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Chess South Africa
Barkhuizen, SJ (Simon Jurgens)
Dob:
2014/12/04 (U12)
Gender:
Male
Chess SA id:
1140134237
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (9 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
1370.5
Curent Weighted rating
1399.6
Curent Weighted performance
1258.4
Current official/published rating (highest between Raw, WR and WP)
1399.6
Current floor (min rating allowed)
1041.5
Current highest rating achieved
1541.5
Current K-factor
32
Games played this month
14
Score (S)
9.0
Expected score (We)
6.59
Difference (S-We)
2.41
Current Raw change (no limits, including tournament time weight)
73.0
Current min/max change allowed (with limits)
±130.1
Current Raw change used (final)
73.0
Projected new Raw rating
1443.5
Projected new Weighed rating
1402.1
Projected new Weighted performance
1258.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1443.5
Projected effective change (new Official - current Official)
+43.9
Projected new highest rating
1541.5
Projected new floor
1041.5
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
1347.3
Curent Weighted rating
1387.0
Curent Weighted performance
1250.8
Current official/published rating (highest between Raw, WR and WP)
1387.0
Current floor (min rating allowed)
1037.5
Current highest rating achieved
1537.5
Current K-factor
32
Games played this month
14
Score (S)
9.0
Expected score (We)
6.32
Difference (S-We)
2.68
Current Raw change (no limits, including tournament time weight)
85.8
Current min/max change allowed (with limits)
±134.4
Current Raw change used (final)
85.8
Projected new Raw rating
1433.1
Projected new Weighed rating
1389.4
Projected new Weighted performance
1250.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1433.1
Projected effective change (new Official - current Official)
+46.0
Projected new highest rating
1537.5
Projected new floor
1037.5
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
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)
700.0
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
700.0
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
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)
700.0
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
700.0
Projected new K-facor
36
Tournaments
History
Tournament:
2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)
Start:
2024/05/11
End:
2024/05/11
Host:
GTP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
4.0
Main rating:
1370.5
Rating gain/loss:
20.2
Type rating:
1347.3
Rating gain/loss:
27.2
Analysis
Tournament:
South African Junior Closed Chess Championship 2024 (U10 Open)
Start:
2024/04/27
End:
2024/05/01
Host:
GE
Type:
Standard
Time:
120
Time weight:
1.00
Rounds:
9
Games:
9
Score:
5.0
Main rating:
1370.5
Rating gain/loss:
52.8
Type rating:
1347.3
Rating gain/loss:
58.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1370.5
1347.3
Analysis
6
South African Junior Closed Chess Championship 2024 (U10 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
5.0
1370.5
1347.3
Analysis
5
2024 Silver Lakes Open Chess Tournament (D1)
2024/04/21
2024/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1396.8
1377.1
Analysis
4
2024 Constantiapark Open (C)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1466.1
1461.3
Analysis
3
2024 Blou Bul Open Chess Tournament (C)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1466.1
1461.3
Analysis
2
2024 Tshwane Chess OPEN Registration Tournament (C1)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1405.1
1391.9
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U10A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1405.1
1391.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
30
2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1370.5
1347.3
Analysis
29
South African Junior Closed Chess Championship 2024 (U10 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
5.0
1370.5
1347.3
Analysis
28
2024 Silver Lakes Open Chess Tournament (D1)
2024/04/21
2024/04/21
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1396.8
1377.1
Analysis
27
2024 Constantiapark Open (C)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1466.1
1461.3
Analysis
26
2024 Blou Bul Open Chess Tournament (C)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1466.1
1461.3
Analysis
25
2024 Tshwane Chess OPEN Registration Tournament (C1)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1405.1
1391.9
Analysis
24
2024 Gauteng Inter-Region Chess Championship (U10A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1405.1
1391.9
Analysis
23
Lardies Open Tournament 2023 (C)
2023/10/28
2023/10/28
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1447.1
1442.5
Analysis
22
2023 Centurion Chess Open (C)
2023/09/23
2023/09/23
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1471.5
1471.9
Analysis
21
2023 Etienne Lewis Closed Tournament (U10)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
7
6.0
1340.7
1336.4
Analysis
20
2023 Gauteng Top Schools (U9 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1340.7
1336.4
Analysis
19
2023 Woman's Day Open Chess Tournament (Rook)
2023/08/09
2023/08/09
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1340.7
1336.4
Analysis
18
2023 Tshwane South School District CLOSED League Championship (U9)
2023/07/29
2023/07/29
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1279.1
1259.3
Analysis
17
2023 Milos Ristic Open Tournament (BC)
2023/04/27
2023/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1294.0
1273.4
Analysis
16
Chris Greyling Open Tournament 2023 (BC)
2023/03/21
2023/03/21
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
1347.7
1339.0
Analysis
15
Laerskool Constantiapark Open Chess Tournament 2023 (U10)
2023/02/18
2023/02/18
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1439.6
1435.0
Analysis
14
2023 Piet Robbertse Fide Rated Open Chess Tournament (C)
2023/02/04
2023/02/05
Tshwane (GTP)
Standard
90
0.94
5
5
0.0
1439.6
1435.0
Analysis
13
2023 Tshwane Chess Open Registration Tournament (C1)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
0.0
1541.5
1537.5
Analysis
12
2022 Gauteng Schools Team Championships (U9 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1428.0
1427.5
Analysis
11
Tuks Junior Developmental Tournament 2022 (Yellow)
2022/08/06
2022/08/06
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1428.0
1427.5
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
39
21
2
16
22.0
56.4
54.5
1370.0
1424.4
White
19
9
1
9
9.5
50.0
0.0
1379.5
1379.5
Black
20
12
1
7
12.5
62.5
106.3
1360.9
1467.2
Standard
All
39
21
2
16
22.0
56.4
54.5
1370.0
1424.4
White
19
9
1
9
9.5
50.0
0.0
1379.5
1379.5
Black
20
12
1
7
12.5
62.5
106.3
1360.9
1467.2
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
157
98
7
52
101.5
64.6
124.5
1255.0
1379.6
White
82
50
1
31
50.5
61.6
98.5
1258.3
1356.8
Black
75
48
6
21
51.0
68.0
153.0
1251.4
1404.4
Standard
All
157
98
7
52
101.5
64.6
124.5
1255.0
1379.6
White
82
50
1
31
50.5
61.6
98.5
1258.3
1356.8
Black
75
48
6
21
51.0
68.0
153.0
1251.4
1404.4
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1140134057
Erwee, HP (Hermanus Philipus)
4
3.0
3
0
1
75.0
1272.0
212.5
1484.5
View list
2
1140135557
Thorulsley, K (Kairaav)
4
2.0
2
0
2
50.0
1378.5
0.0
1378.5
View list
3
1140135082
Janse Van Rensburg, J (Josh)
3
3.0
3
0
0
100.0
1379.7
425.0
1804.7
View list
4
2140135776
Roberts, F (Frans-Leigh)
3
3.0
3
0
0
100.0
1339.2
425.0
1764.2
View list
5
1140134633
Van Der Merwe, A (Aiden Joshua)
3
3.0
3
0
0
100.0
1328.9
425.0
1753.9
View list
6
1140135555
Prinsloo, N (Nicholas)
3
1.0
1
0
2
33.3
1372.1
-141.7
1230.4
View list
7
1130131224
Minny, O (Oban)
3
0.5
0
1
2
16.7
1439.4
-283.3
1156.1
View list
8
1140134245
Van Der Merwe, ZC (Zander Christiaan)
3
0.5
0
1
2
16.7
1379.6
-283.3
1096.3
View list
9
1130134041
Botha, L (Logan)
2
2.0
2
0
0
100.0
1383.4
425.0
1808.4
View list
10
1140134429
Botha, G (Gregory)
2
2.0
2
0
0
100.0
1287.1
425.0
1712.1
View list
11
1130133911
Butner, J (James)
2
2.0
2
0
0
100.0
1337.6
425.0
1762.6
View list
12
2150134511
Minny, L (Lunka)
2
2.0
2
0
0
100.0
1332.9
425.0
1757.9
View list
13
1140134242
Opperman, J (Jordan)
2
2.0
2
0
0
100.0
1348.0
425.0
1773.0
View list
14
2140135150
Prinsloo, V (Veronique)
2
2.0
2
0
0
100.0
1384.3
425.0
1809.3
View list
15
2140133857
Venter, E (Elke)
2
2.0
2
0
0
100.0
1418.7
425.0
1843.7
View list
16
2140134240
Du Plessis, M (Mia)
2
1.5
1
1
0
75.0
1284.5
212.5
1497.0
View list
17
1130136645
Truscott, A (Adriaan)
2
1.5
1
1
0
75.0
1390.0
212.5
1602.5
View list
18
1120133903
Buchner, E (Emil)
2
1.0
1
0
1
50.0
1426.1
0.0
1426.1
View list
19
2130119628
Loubser, L (Lara)
2
1.0
1
0
1
50.0
1351.9
0.0
1351.9
View list
20
2120109367
Pillay, V (Verana)
2
1.0
1
0
1
50.0
1406.1
0.0
1406.1
View list