Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Herbst, AJL (A Le Roux)
Dob:
2012/10/30 (U14)
Gender:
Male
Chess SA id:
1120115602
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/10/04 (11 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
1274.7
Current Weighted rating
1264.2
Current Weighted performance
1228.8
Current official/published rating (highest between Raw, WR and WP)
1274.7
Current highest rating achieved
1291.4
Current floor (min rating allowed)
791.4
Current K-factor
36
Games played this month
5
Score (S)
5.0
Expected score (We)
2.74
Difference (S-We)
1.88
Current Raw change (no limits, including tournament time weight)
67.5
Current min/max change allowed (with limits)
±149.1
Current Raw change used (final)
67.5
Projected new Raw rating
1342.2
Projected new Weighed rating
1163.7
Projected new Weighted performance
1375.4
Projected new final Raw rating (if new WP > new Raw)
1375.4
Projected new highest rating
1375.4
Projected new floor
875.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1375.4
Projected effective change (new Official - current Official)
+100.7
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
1280.0
Current Weighted rating
1271.7
Current Weighted performance
1228.8
Current official/published rating (highest between Raw, WR and WP)
1280.0
Current highest rating achieved
1302.7
Current floor (min rating allowed)
802.7
Current K-factor
36
Games played this month
5
Score (S)
5.0
Expected score (We)
2.77
Difference (S-We)
2.23
Current Raw change (no limits, including tournament time weight)
80.3
Current min/max change allowed (with limits)
±148.0
Current Raw change used (final)
80.3
Projected new Raw rating
1360.3
Projected new Weighed rating
1170.5
Projected new Weighted performance
1375.4
Projected new final Raw rating (if new WP > new Raw)
1375.4
Projected new highest rating
1375.4
Projected new floor
875.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1375.4
Projected effective change (new Official - current Official)
+95.4
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
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)
±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
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
Tournament:
Gauteng Top Schools 2024 (U13 Open)
Start:
2024/10/04
End:
2024/10/04
Host:
GE
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
5.0
Main rating:
1274.7
Rating gain/loss:
67.5
Type rating:
1280.0
Rating gain/loss:
80.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
Gauteng Top Schools 2024 (U13 Open)
2024/10/04
2024/10/04
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1274.7
1280.0
Analysis
3
2024 Tshwane North School District Team League Finals (U13)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1291.4
1302.7
Analysis
2
2024 Tshwane North School District Cluster 4 & 5 Team League (U13)
2024/07/20
2024/07/20
Tshwane (GTP)
Standard
60
0.83
5
4
4.0
1239.7
1241.1
Analysis
1
District 3 Cluster 4 and 5 Individuals 2024 (U13 Boys)
2024/05/04
2024/05/04
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1273.8
1283.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
11
Gauteng Top Schools 2024 (U13 Open)
2024/10/04
2024/10/04
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1274.7
1280.0
Analysis
10
2024 Tshwane North School District Team League Finals (U13)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1291.4
1302.7
Analysis
9
2024 Tshwane North School District Cluster 4 & 5 Team League (U13)
2024/07/20
2024/07/20
Tshwane (GTP)
Standard
60
0.83
5
4
4.0
1239.7
1241.1
Analysis
8
District 3 Cluster 4 and 5 Individuals 2024 (U13 Boys)
2024/05/04
2024/05/04
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1273.8
1283.9
Analysis
7
2023 Gauteng Top Schools (U11 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1226.6
1229.5
Analysis
6
2023 Tshwane North School District CLOSED League Championships (D3) (U11)
2023/08/12
2023/08/12
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1226.6
1229.5
Analysis
5
2023 Tshwane North School District CLOSED Individual Championships (D3) (U11 Open)
2023/05/13
2023/05/13
Tshwane (GTP)
Standard
60
0.83
5
4
2.0
1237.4
1243.9
Analysis
4
2022 Gauteng Schools Team Championships (U11 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1212.0
1214.4
Analysis
3
Tuks Junior Developmental Tournament 2022 (Red)
2022/08/06
2022/08/06
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1212.0
1214.4
Analysis
2
2022 D3 Cluster City Schools (U11)
2022/04/23
2022/04/23
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1194.7
1192.8
Analysis
1
Wonderboom Interhuis 2019 (U9)
2019/05/04
2019/05/22
Tshwane (GTP)
Standard
60
0.83
7
7
3.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
18
12
1
5
12.5
69.4
165.3
1214.6
1379.8
White
9
7
1
1
7.5
83.3
283.3
1211.0
1494.3
Black
9
5
0
4
5.0
55.6
47.2
1218.1
1265.3
Standard
All
18
12
1
5
12.5
69.4
165.3
1214.6
1379.8
White
9
7
1
1
7.5
83.3
283.3
1211.0
1494.3
Black
9
5
0
4
5.0
55.6
47.2
1218.1
1265.3
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
54
33
2
19
34.0
63.0
110.2
1197.6
1307.8
White
27
19
2
6
20.0
74.1
204.6
1196.9
1401.5
Black
27
14
0
13
14.0
51.9
15.7
1198.4
1214.1
Standard
All
54
33
2
19
34.0
63.0
110.2
1197.6
1307.8
White
27
19
2
6
20.0
74.1
204.6
1196.9
1401.5
Black
27
14
0
13
14.0
51.9
15.7
1198.4
1214.1
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
1120159752
Anderson, G (Gideon Petrus Van Andel)
3
2.5
2
1
0
83.3
1248.2
283.3
1531.5
View list
2
1120143047
Haupt, J (Joshua)
2
1.0
1
0
1
50.0
1255.6
0.0
1255.6
View list
3
1120139917
Kruger, B (Brenden)
2
1.0
1
0
1
50.0
1216.1
0.0
1216.1
View list
4
1120139914
Bean, J (Jayden)
1
1.0
1
0
0
100.0
1194.7
425.0
1619.7
View list
5
1120157388
Chansa, K (Kisanga)
1
1.0
1
0
0
100.0
1239.7
425.0
1664.7
View list
6
1140303307
Botha, A (Austin Michael)
1
1.0
1
0
0
100.0
1239.7
425.0
1664.7
View list
7
1120303346
De Waal, L (Landon John)
1
1.0
1
0
0
100.0
1239.7
425.0
1664.7
View list
8
1130159755
Day, A (Ayden)
1
1.0
1
0
0
100.0
1226.6
425.0
1651.6
View list
9
1120159763
Koseni, L (Lethabo)
1
1.0
1
0
0
100.0
1226.6
425.0
1651.6
View list
10
1120149245
Jordaan, M (Marlo)
1
1.0
1
0
0
100.0
1274.7
425.0
1699.7
View list
11
1120109887
Jonker, T (Tertius)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1090144851
Fox, K (Keagan)
1
1.0
1
0
0
100.0
1212.0
425.0
1637.0
View list
13
2120135731
Maartens, L (Lerisha)
1
1.0
1
0
0
100.0
1212.0
425.0
1637.0
View list
14
1110312156
Macaskill, M (Matthew)
1
1.0
1
0
0
100.0
1274.7
425.0
1699.7
View list
15
1110303355
Masilela, L (Lesego)
1
1.0
1
0
0
100.0
1273.8
425.0
1698.8
View list
16
1120160824
Masombuka, N (Nkosinathi)
1
1.0
1
0
0
100.0
1226.6
425.0
1651.6
View list
17
2120155944
Matlhasedi, T (Tumiso)
1
1.0
1
0
0
100.0
1291.4
425.0
1716.4
View list
18
2150136181
Miya, K (Kwandokuhle)
1
1.0
1
0
0
100.0
1212.0
425.0
1637.0
View list
19
1120160830
Mokoena, K (Katleho)
1
1.0
1
0
0
100.0
1226.6
425.0
1651.6
View list
20
2110145771
Mokwape, K (Kgororo)
1
1.0
1
0
0
100.0
1212.0
425.0
1637.0
View list