Player Page

Le Roux, J (Johannes)
Dob: 2013/10/07 (U12)
Gender: Male
Chess SA id: 1130112187
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/07/06 (15 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 rating1257.6
Current Weighted rating1251.8
Current Weighted performance1159.1
Current official/published rating (highest between Raw, WR and WP)1257.6
Current highest rating achieved1330.2
Current floor (min rating allowed)830.2
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)2.60
Difference (S-We)-0.50
Current Raw change (no limits, including tournament time weight)-17.9
Current min/max change allowed (with limits)±152.8
Current Raw change used (final)-17.9
Projected new Raw rating1239.7
Projected new Weighed rating1151.8
Projected new Weighted performance1182.8
Projected new final Raw rating (if new WP > new Raw)1239.7
Projected new highest rating1330.2
Projected new floor830.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1239.7
Projected effective change (new Official - current Official)-17.9
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 rating1255.2
Current Weighted rating1249.4
Current Weighted performance1159.1
Current official/published rating (highest between Raw, WR and WP)1255.2
Current highest rating achieved1348.9
Current floor (min rating allowed)848.9
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)2.59
Difference (S-We)-0.59
Current Raw change (no limits, including tournament time weight)-21.2
Current min/max change allowed (with limits)±153.3
Current Raw change used (final)-21.2
Projected new Raw rating1234.0
Projected new Weighed rating1149.6
Projected new Weighted performance1182.8
Projected new final Raw rating (if new WP > new Raw)1234.0
Projected new highest rating1348.9
Projected new floor848.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1234.0
Projected effective change (new Official - current Official)-21.2
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 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
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
Tournament: 2024 Prestige College Open Chess Tournament (D)
Start: 2024/07/06  End: 2024/07/06  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1257.6  Rating gain/loss: -17.9
Type rating: 1255.2  Rating gain/loss: -21.2
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 2024 Prestige College Open Chess Tournament (D) 2024/07/06 2024/07/06 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1257.6 1255.2 Analysis
3 2024 Lubowski Open Chess Tournament (D1) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1257.9 1255.9 Analysis
2 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1250.1 1247.6 Analysis
1 2024 Tshwane Chess OPEN Registration Tournament (D1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1249.2 1246.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
11 2024 Prestige College Open Chess Tournament (D) 2024/07/06 2024/07/06 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1257.6 1255.2 Analysis
10 2024 Lubowski Open Chess Tournament (D1) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1257.9 1255.9 Analysis
9 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1250.1 1247.6 Analysis
8 2024 Tshwane Chess OPEN Registration Tournament (D1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1249.2 1246.2 Analysis
7 2023 Centurion Chess Open (D) 2023/09/23 2023/09/23 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1247.4 1245.5 Analysis
6 2022 Chris Greyling Open (D) 2022/03/12 2022/03/12 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1296.7 1307.1 Analysis
5 2021 Gauteng North Open Tournament (D) 2021/08/28 2021/08/29 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1330.2 1348.9 Analysis
4 2020 Constantiapark Open Chess Tournament (F) 2020/02/08 2020/02/08 Tshwane (GTP) Standard 60 0.83 5 4 4.0 1284.5 1296.3 Analysis
3 2020 Registration Tournament (F) 2020/01/25 2020/01/25 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1215.5 1212.4 Analysis
2 2019 Alekhine Open (F) 2019/08/09 2019/08/09 Tshwane (GTP) Standard 120 1.00 5 5 3.0 1209.0 1209.2 Analysis
1 2019 Capablanca Chess Festival (Swiss F) 2019/04/19 2019/04/19 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 9 1 10 9.5 47.5 -21.3 1262.0 1240.8
White 10 6 1 3 6.5 65.0 127.5 1228.7 1356.2
Black 10 3 0 7 3.0 30.0 -170.0 1295.3 1125.3
Standard All 20 9 1 10 9.5 47.5 -21.3 1262.0 1240.8
White 10 6 1 3 6.5 65.0 127.5 1228.7 1356.2
Black 10 3 0 7 3.0 30.0 -170.0 1295.3 1125.3
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 59 33 5 21 35.5 60.2 86.4 1185.2 1271.6
White 29 16 5 8 18.5 63.8 117.2 1162.2 1279.4
Black 30 17 0 13 17.0 56.7 56.7 1207.4 1264.0
Standard All 59 33 5 21 35.5 60.2 86.4 1185.2 1271.6
White 29 16 5 8 18.5 63.8 117.2 1162.2 1279.4
Black 30 17 0 13 17.0 56.7 56.7 1207.4 1264.0
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2130106594 Yang, S (Selina) 3 1.0 1 0 2 33.3 1206.0 -141.7 1064.3 View list
2 2120109364 Gruenenfelder, E (Ellie) 2 2.0 2 0 0 100.0 1209.0 425.0 1634.0 View list
3 1120117573 De Graaff, R (Ruben) 2 2.0 2 0 0 100.0 1209.0 425.0 1634.0 View list
4 1130130101 Erasmus, S (Stephan Danie) 2 2.0 2 0 0 100.0 1250.0 425.0 1675.0 View list
5 1130130104 Rambritch, R (Rishik) 2 2.0 2 0 0 100.0 1250.0 425.0 1675.0 View list
6 1100117077 Jacobs, R (Rico) 2 1.0 1 0 1 50.0 1313.5 0.0 1313.5 View list
7 2120105112 Bogaard, A (Anneke) 2 1.0 0 2 0 50.0 1209.0 0.0 1209.0 View list
8 1120107185 Steyn, H (Henco) 2 1.0 0 2 0 50.0 1209.0 0.0 1209.0 View list
9 2120107676 Conradie-Van Zyl, E (Emmireese) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 2100131210 Coetzee, J (Juane) 1 1.0 1 0 0 100.0 1330.2 425.0 1755.2 View list
11 1130130099 Coetzee, D (Daniel) 1 1.0 1 0 0 100.0 1215.5 425.0 1640.5 View list
12 1130130098 Cai, W (Wang) 1 1.0 1 0 0 100.0 1215.5 425.0 1640.5 View list
13 1130130102 Fourie, Z (Zack) 1 1.0 1 0 0 100.0 1284.5 425.0 1709.5 View list
14 1110131490 Botes, L (Lodewyk) 1 1.0 1 0 0 100.0 1247.4 425.0 1672.4 View list
15 1090157435 Du Toit, C (Colenso) 1 1.0 1 0 0 100.0 1257.9 425.0 1682.9 View list
16 1110133020 Jacobs, E (Elai) 1 1.0 1 0 0 100.0 1296.7 425.0 1721.7 View list
17 1120153447 Human, Z (Zachariah) 1 1.0 1 0 0 100.0 1250.1 425.0 1675.1 View list
18 1110119619 Janse Van Rensburg, LA (Leander) 1 1.0 1 0 0 100.0 1215.5 425.0 1640.5 View list
19 1140149164 Jugmohan, V (Vihar) 1 1.0 1 0 0 100.0 1250.1 425.0 1675.1 View list
20 2100109348 Karsten, CB (Chay Belle) 1 1.0 1 0 0 100.0 1330.2 425.0 1755.2 View list