Chess South Africa
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Chess South Africa
Ledwaba, J (Julius)
Dob:
2004/12/01 (Adult)
Gender:
Male
Chess SA id:
1040102197
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/05/18 (30 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
1276.6
Current Weighted rating
1238.5
Current Weighted performance
1224.4
Current official/published rating (highest between Raw, WR and WP)
1276.6
Current highest rating achieved
1276.6
Current floor (min rating allowed)
776.6
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)
±148.7
Current Raw change used (final)
0.0
Projected new Raw rating
1276.6
Projected new Weighed rating
1139.7
Projected new Weighted performance
1224.4
Projected new final Raw rating (if new WP > new Raw)
1276.6
Projected new highest rating
1276.6
Projected new floor
776.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1276.6
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
1267.4
Current Weighted rating
1244.1
Current Weighted performance
1070.9
Current official/published rating (highest between Raw, WR and WP)
1267.4
Current highest rating achieved
1267.4
Current floor (min rating allowed)
767.4
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)
±150.6
Current Raw change used (final)
0.0
Projected new Raw rating
1267.4
Projected new Weighed rating
1144.7
Projected new Weighted performance
1070.9
Projected new final Raw rating (if new WP > new Raw)
1267.4
Projected new highest rating
1267.4
Projected new floor
767.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1267.4
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
1198.9
Current Weighted rating
1199.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1199.7
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)
±166.1
Current Raw change used (final)
0.0
Projected new Raw rating
1198.9
Projected new Weighed rating
1103.7
Projected new Weighted performance
457.0
Projected new final Raw rating (if new WP > new Raw)
1198.9
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)
1198.9
Projected effective change (new Official - current Official)
-0.8
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
3
Gauteng Cup 2nd Edition 2024
2024/05/18
2024/05/18
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
2.0
1250.3
1245.8
Analysis
2
University of the Witwatersrand vs University of Johannesburg 2024
2024/02/24
2024/02/24
Johannesburg Metro (GJM)
Rapid
15
0.39
5
5
3.0
1235.3
1200.0
Analysis
1
JMC Kick Off Tournament 2024 (B)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1229.9
1240.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Gauteng Cup 2nd Edition 2024
2024/05/18
2024/05/18
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
2.0
1250.3
1245.8
Analysis
6
University of the Witwatersrand vs University of Johannesburg 2024
2024/02/24
2024/02/24
Johannesburg Metro (GJM)
Rapid
15
0.39
5
5
3.0
1235.3
1200.0
Analysis
5
JMC Kick Off Tournament 2024 (B)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.0
1229.9
1240.4
Analysis
4
Alberton Chess Club Open 2022 (B)
2022/07/16
2022/07/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1190.7
1194.0
Analysis
3
2018 Gauteng League Final (U15)
2018/08/25
2018/08/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1182.1
1178.4
Analysis
2
Ekurhuleni South District Final 2018 (U15)
2018/08/04
2018/08/04
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1182.1
1178.4
Analysis
1
Ekurhuleni South D6 Individual Finals 2018 (U15 Boys+Girls)
2018/05/19
2018/05/19
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
7
0
7
7.0
50.0
0.0
1373.7
1373.7
White
8
4
0
4
4.0
50.0
0.0
1389.0
1389.0
Black
6
3
0
3
3.0
50.0
0.0
1353.3
1353.3
Standard
All
9
4
0
5
4.0
44.4
-47.2
1391.6
1344.4
White
5
2
0
3
2.0
40.0
-85.0
1436.5
1351.5
Black
4
2
0
2
2.0
50.0
0.0
1335.5
1335.5
Rapid
All
5
3
0
2
3.0
60.0
85.0
1341.6
1426.6
White
3
2
0
1
2.0
66.7
141.7
1310.0
1451.6
Black
2
1
0
1
1.0
50.0
0.0
1389.0
1389.0
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
34
17
1
16
17.5
51.5
12.5
1274.7
1287.2
White
18
7
0
11
7.0
38.9
-94.4
1267.2
1172.8
Black
16
10
1
5
10.5
65.6
132.8
1283.1
1415.9
Standard
All
29
14
1
14
14.5
50.0
0.0
1263.2
1263.2
White
15
5
0
10
5.0
33.3
-141.7
1258.7
1117.0
Black
14
9
1
4
9.5
67.9
151.8
1268.0
1419.8
Rapid
All
5
3
0
2
3.0
60.0
85.0
1341.6
1426.6
White
3
2
0
1
2.0
66.7
141.7
1310.0
1451.6
Black
2
1
0
1
1.0
50.0
0.0
1389.0
1389.0
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
1030104358
Arthur, T (Tyrique)
1
1.0
1
0
0
100.0
1182.1
425.0
1607.1
View list
2
204090270
Mahlangu, D (Delisile)
1
1.0
1
0
0
100.0
1182.1
425.0
1607.1
View list
3
104089574
Maduna, S (Sanele)
1
1.0
1
0
0
100.0
1182.1
425.0
1607.1
View list
4
107088030
Lusi, L (Lunathi)
1
1.0
1
0
0
100.0
1190.7
425.0
1615.7
View list
5
1050145442
Kubu, K (Koketso)
1
1.0
1
0
0
100.0
1235.3
425.0
1660.3
View list
6
2040102186
Kganyago, B (Basetsane)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1020102242
Hilyard, J (Justin)
1
1.0
1
0
0
100.0
1182.1
425.0
1607.1
View list
8
1030141658
Mzimela, N (Nkosinathi)
1
1.0
1
0
0
100.0
1235.3
425.0
1660.3
View list
9
1010144944
Munenga, I (Isheanesu Dylan)
1
1.0
1
0
0
100.0
1250.3
425.0
1675.3
View list
10
1020151836
Mpitula, A (Alone)
1
1.0
1
0
0
100.0
1250.3
425.0
1675.3
View list
11
104006425
De Jager, D (Damien)
1
1.0
1
0
0
100.0
1182.1
425.0
1607.1
View list
12
1940133998
Scheepers, F (Frederick)
1
1.0
1
0
0
100.0
1229.9
425.0
1654.9
View list
13
197036003
Steenberg, SF (Stuart)
1
1.0
1
0
0
100.0
1229.9
425.0
1654.9
View list
14
1040102190
Swarts, D (Duwayne)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
103044849
Swelinkomo, M (Mpumelelo)
1
1.0
1
0
0
100.0
1235.3
425.0
1660.3
View list
16
1030104345
Thompson, D (Daylen)
1
1.0
1
0
0
100.0
1182.1
425.0
1607.1
View list
17
106091281
Vermeulen, D (Dian)
1
1.0
1
0
0
100.0
1190.7
425.0
1615.7
View list
18
106084365
Singh, N (Nimai)
1
0.5
0
1
0
50.0
1190.7
0.0
1190.7
View list
19
1040105817
Nokuthuka, F (Faith)
1
0.0
0
0
1
0.0
1182.1
-425.0
757.1
View list
20
1030109159
Nkomo, B (Ben)
1
0.0
0
0
1
0.0
1190.7
-425.0
765.7
View list