Player Page

Joubert, W (Willem)
Dob: 1970/07/02 (Adult)
Gender: Male
Chess SA id: 170014653
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/08/28 (85 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 rating1197.2
Current Weighted rating1203.2
Current Weighted performance980.8
Current official/published rating (highest between Raw, WR and WP)1203.2
Current highest rating achieved1238.4
Current floor (min rating allowed)738.4
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)±166.5
Current Raw change used (final)0.0
Projected new Raw rating1197.2
Projected new Weighed rating1108.0
Projected new Weighted performance980.8
Projected new final Raw rating (if new WP > new Raw)1197.2
Projected new highest rating1238.4
Projected new floor738.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1197.2
Projected effective change (new Official - current Official)-6.0
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 rating1169.7
Current Weighted rating1182.7
Current Weighted performance980.8
Current official/published rating (highest between Raw, WR and WP)1182.7
Current highest rating achieved1215.8
Current floor (min rating allowed)715.8
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)±173.1
Current Raw change used (final)0.0
Projected new Raw rating1169.7
Projected new Weighed rating1088.7
Projected new Weighted performance980.8
Projected new final Raw rating (if new WP > new Raw)1169.7
Projected new highest rating1215.8
Projected new floor715.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1169.7
Projected effective change (new Official - current Official)-13.0
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 rating1300.0
Current Weighted rating1273.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1300.0
Current highest rating achieved1300.0
Current floor (min rating allowed)800.0
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)±143.8
Current Raw change used (final)0.0
Projected new Raw rating1300.0
Projected new Weighed rating1173.4
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1300.0
Projected new floor800.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1300.0
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 rating1300.0
Current Weighted rating1273.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1300.0
Current highest rating achieved1300.0
Current floor (min rating allowed)800.0
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)±143.8
Current Raw change used (final)0.0
Projected new Raw rating1300.0
Projected new Weighed rating1173.4
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1300.0
Projected new floor800.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1300.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 2024 Tuks Open Chess Tournament (Braille) 2024/08/28 2024/08/28 Tshwane (GTP) Standard 60 0.83 5 4 0.0 1238.4 1215.8 Analysis
1 South African Braille Open 2024 2024/03/09 2024/03/09 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1219.3 1185.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
9 2024 Tuks Open Chess Tournament (Braille) 2024/08/28 2024/08/28 Tshwane (GTP) Standard 60 0.83 5 4 0.0 1238.4 1215.8 Analysis
8 South African Braille Open 2024 2024/03/09 2024/03/09 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1219.3 1185.9 Analysis
7 2023 Tuks Open Chess Tournament (Braille) 2023/10/07 2023/10/07 Tshwane (GTP) Standard 60 0.83 4 4 1.5 1146.9 1138.8 Analysis
6 ANIME @ Play Chess 2023 (Braille) 2023/08/12 2023/08/12 Ekurhuleni (GE) Standard 60 0.83 4 4 1.0 1169.9 1165.8 Analysis
5 2019 South African Braille Championship 2020/01/11 2020/01/12 4 Knights (4K) Standard 90 0.94 5 5 2.0 1147.6 1139.9 Analysis
4 2019 Gauteng Braille Open 2019/10/26 2019/10/26 Tshwane (GTP) Standard 60 0.83 4 4 1.0 1178.1 1175.9 Analysis
3 2019 SWVG Arnold Classic (Blind) 2019/05/18 2019/05/18 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1181.7 1180.6 Analysis
2 South African Braille Championships 2018 2018/12/21 2018/12/23 4 Knights (4K) Standard 120 1.00 5 5 2.0 1205.5 1204.0 Analysis
1 SWVG Arnold Classic Rapid & Blitz 2018 (Braille) 2018/05/18 2018/05/18 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1213.0 1213.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 9 3 0 6 3.0 33.3 -141.7 1310.5 1168.8
White 5 2 0 3 2.0 40.0 -85.0 1372.2 1287.2
Black 4 1 0 3 1.0 25.0 -212.5 1233.3 1020.8
Standard All 9 3 0 6 3.0 33.3 -141.7 1310.5 1168.8
White 5 2 0 3 2.0 40.0 -85.0 1372.2 1287.2
Black 4 1 0 3 1.0 25.0 -212.5 1233.3 1020.8
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 41 14 1 26 14.5 35.4 -124.4 1250.4 1126.0
White 20 6 1 13 6.5 32.5 -148.8 1277.4 1128.7
Black 21 8 0 13 8.0 38.1 -101.2 1224.7 1123.5
Standard All 41 14 1 26 14.5 35.4 -124.4 1250.4 1126.0
White 20 6 1 13 6.5 32.5 -148.8 1277.4 1128.7
Black 21 8 0 13 8.0 38.1 -101.2 1224.7 1123.5
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 281011165 Grib, J (Jessica) 6 3.5 3 1 2 58.3 1200.8 70.8 1271.6 View list
2 167006724 De Nobrega, FP (Florindo) 5 0.0 0 0 5 0.0 1194.9 -425.0 769.9 View list
3 194014587 Joubert, J (Jacques) 3 1.0 1 0 2 33.3 1190.9 -141.7 1049.3 View list
4 172060744 De Meyer, B (Bruno) 3 0.0 0 0 3 0.0 1211.0 -425.0 786.0 View list
5 171011166 Grib, J (Johannes) 2 0.0 0 0 2 0.0 1180.0 -425.0 755.0 View list
6 158003751 Brown, S (Sam) 2 0.0 0 0 2 0.0 1179.9 -425.0 754.9 View list
7 168042182 Vosloo, CJ (Cicel) 2 0.0 0 0 2 0.0 1176.5 -425.0 751.5 View list
8 1650130001 Kloppers, H (Hendrik) 1 1.0 1 0 0 100.0 1147.6 425.0 1572.6 View list
9 1570130000 Kaplan, M (Mark) 1 1.0 1 0 0 100.0 1147.6 425.0 1572.6 View list
10 1620160788 Kruger, H (Hendrik) 1 1.0 1 0 0 100.0 1169.9 425.0 1594.9 View list
11 184060795 Ngwevela, L (Luzuku) 1 1.0 1 0 0 100.0 1219.3 425.0 1644.3 View list
12 1030162582 Ndlovu, J (Jonas) 1 1.0 1 0 0 100.0 1146.9 425.0 1571.9 View list
13 1720119506 Swanepoel, EGF (Erens) 1 1.0 1 0 0 100.0 1178.1 425.0 1603.1 View list
14 1600115352 Smal, R (Reginald) 1 1.0 1 0 0 100.0 1181.7 425.0 1606.7 View list
15 264039531 Van Der Walt, R (Riana) 1 1.0 1 0 0 100.0 1205.5 425.0 1630.5 View list
16 2130158351 Venter, D (Danelize) 1 1.0 1 0 0 100.0 1219.3 425.0 1644.3 View list
17 1140301870 Venter, L (Logan) 1 1.0 1 0 0 100.0 1219.3 425.0 1644.3 View list
18 171036861 Swanepoel, K (Karel) 1 0.0 0 0 1 0.0 1205.5 -425.0 780.5 View list
19 175032292 Roberts, MA (Mario) 1 0.0 0 0 1 0.0 1178.1 -425.0 753.1 View list
20 166018735 Lucas, M (Melvyn) 1 0.0 0 0 1 0.0 1219.3 -425.0 794.3 View list