Player Page

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
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 rating1276.6
Current Weighted rating1238.5
Current Weighted performance1224.4
Current official/published rating (highest between Raw, WR and WP)1276.6
Current highest rating achieved1276.6
Current floor (min rating allowed)776.6
Current K-factor36
Games played this month0
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 rating1276.6
Projected new Weighed rating1139.7
Projected new Weighted performance1224.4
Projected new final Raw rating (if new WP > new Raw)1276.6
Projected new highest rating1276.6
Projected new floor776.6
Projected new K-facor36
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 rating1267.4
Current Weighted rating1244.1
Current Weighted performance1070.9
Current official/published rating (highest between Raw, WR and WP)1267.4
Current highest rating achieved1267.4
Current floor (min rating allowed)767.4
Current K-factor36
Games played this month0
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 rating1267.4
Projected new Weighed rating1144.7
Projected new Weighted performance1070.9
Projected new final Raw rating (if new WP > new Raw)1267.4
Projected new highest rating1267.4
Projected new floor767.4
Projected new K-facor36
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
s
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 rating1198.9
Current Weighted rating1199.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1199.7
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
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 rating1198.9
Projected new Weighed rating1103.7
Projected new Weighted performance457.0
Projected new final Raw rating (if new WP > new Raw)1198.9
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
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
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
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
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
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