Player Page

Van Vreden, J (Joachim Jan Hendrik)
Dob: 2014/08/08 (U12)
Gender: Male
Chess SA id: 1140301111
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/09/07 (76 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 rating1183.1
Current Weighted rating1188.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1188.8
Current highest rating achieved1208.2
Current floor (min rating allowed)708.2
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)±169.9
Current Raw change used (final)0.0
Projected new Raw rating1183.1
Projected new Weighed rating1093.4
Projected new Weighted performance1027.1
Projected new final Raw rating (if new WP > new Raw)1183.1
Projected new highest rating1208.2
Projected new floor708.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1183.1
Projected effective change (new Official - current Official)-5.7
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 rating1185.4
Current Weighted rating1189.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1189.1
Current highest rating achieved1216.0
Current floor (min rating allowed)716.0
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)±169.3
Current Raw change used (final)0.0
Projected new Raw rating1185.4
Projected new Weighed rating1093.7
Projected new Weighted performance898.1
Projected new final Raw rating (if new WP > new Raw)1185.4
Projected new highest rating1216.0
Projected new floor716.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1185.4
Projected effective change (new Official - current Official)-3.7
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 achieved0.0
Current floor (min rating allowed)700.0
Current K-factor40
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 rating0.0
Projected new floor700.0
Projected new K-facor40
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 rating1122.0
Current Weighted rating1171.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1171.4
Current highest rating achieved1122.0
Current floor (min rating allowed)622.0
Current K-factor40
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)±185.3
Current Raw change used (final)0.0
Projected new Raw rating1122.0
Projected new Weighed rating1076.7
Projected new Weighted performance359.7
Projected new final Raw rating (if new WP > new Raw)1122.0
Projected new highest rating1122.0
Projected new floor622.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1122.0
Projected effective change (new Official - current Official)-49.4
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 2024 Curro Hazeldean High Open Chess Tournament (U12) 2024/09/07 2024/09/07 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1208.2 1216.0 Analysis
3 D1 Gauteng North District School Closed 2024 (U11) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 4 3.0 1170.0 1169.2 Analysis
2 2024 Tshwane Chess FIDE RATED Blitz League Championship 1 2024/05/26 2024/05/26 Tshwane (GTP) Blitz 5 0.18 9 8 2.0 1172.2 1200.0 Analysis
1 2024 Lubowski Open Chess Tournament (D2) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 2024 Curro Hazeldean High Open Chess Tournament (U12) 2024/09/07 2024/09/07 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1208.2 1216.0 Analysis
3 D1 Gauteng North District School Closed 2024 (U11) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 4 3.0 1170.0 1169.2 Analysis
2 2024 Tshwane Chess FIDE RATED Blitz League Championship 1 2024/05/26 2024/05/26 Tshwane (GTP) Blitz 5 0.18 9 8 2.0 1172.2 1200.0 Analysis
1 2024 Lubowski Open Chess Tournament (D2) 2024/03/23 2024/03/24 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 21 8 0 13 8.0 38.1 -101.2 1262.9 1161.7
White 12 3 0 9 3.0 25.0 -212.5 1272.1 1059.6
Black 9 5 0 4 5.0 55.6 47.2 1250.6 1297.8
Standard All 13 6 0 7 6.0 46.2 -32.7 1201.5 1168.8
White 7 2 0 5 2.0 28.6 -182.1 1238.3 1056.1
Black 6 4 0 2 4.0 66.7 141.7 1158.7 1300.3
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 8 2 0 6 2.0 25.0 -212.5 1362.6 1150.1
White 5 1 0 4 1.0 20.0 -255.0 1319.4 1064.4
Black 3 1 0 2 1.0 33.3 -141.7 1434.5 1292.9
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 21 8 0 13 8.0 38.1 -101.2 1262.9 1161.7
White 12 3 0 9 3.0 25.0 -212.5 1272.1 1059.6
Black 9 5 0 4 5.0 55.6 47.2 1250.6 1297.8
Standard All 13 6 0 7 6.0 46.2 -32.7 1201.5 1168.8
White 7 2 0 5 2.0 28.6 -182.1 1238.3 1056.1
Black 6 4 0 2 4.0 66.7 141.7 1158.7 1300.3
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 8 2 0 6 2.0 25.0 -212.5 1362.6 1150.1
White 5 1 0 4 1.0 20.0 -255.0 1319.4 1064.4
Black 3 1 0 2 1.0 33.3 -141.7 1434.5 1292.9
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2170191352 Kgwale, K (Keratilwe) 1 1.0 1 0 0 100.0 1172.2 425.0 1597.2 View list
2 2150191353 Kgwale, I (Itumeleng) 1 1.0 1 0 0 100.0 1172.2 425.0 1597.2 View list
3 1140309143 Mdlalose, M (Makabongwe) 1 1.0 1 0 0 100.0 1170.0 425.0 1595.0 View list
4 1130309153 Shelembe, B (Bayanda) 1 1.0 1 0 0 100.0 1170.0 425.0 1595.0 View list
5 2150146497 Scholtz, I (Imke) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 2140136638 De Beer, L (Lily) 1 1.0 1 0 0 100.0 1208.2 425.0 1633.2 View list
7 1130159640 Zando, M (Musa) 1 1.0 1 0 0 100.0 1170.0 425.0 1595.0 View list
8 1130145730 Viljoen, T (Tyron) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1140134693 Soobyah, S (Shaylin) 1 0.0 0 0 1 0.0 1208.2 -425.0 783.2 View list
10 1980136630 Chauke, N (Nicholus) 1 0.0 0 0 1 0.0 1172.2 -425.0 747.2 View list
11 1100117875 Nel, A (Andreas) 1 0.0 0 0 1 0.0 1172.2 -425.0 747.2 View list
12 191025657 Mpheroana, KSE (Kwena) 1 0.0 0 0 1 0.0 1172.2 -425.0 747.2 View list
13 2140162038 Motlogeloa, D (Ditheto) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 2130304423 Mkhwanazi, M (Minenhle) 1 0.0 0 0 1 0.0 1170.0 -425.0 745.0 View list
15 1130135732 Maree, M (Morgan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 2130154142 Mabasa, D (Dzunani) 1 0.0 0 0 1 0.0 1208.2 -425.0 783.2 View list
17 111077190 Liang, YX (Yi-Xuan (Bowie)) 1 0.0 0 0 1 0.0 1172.2 -425.0 747.2 View list
18 2150190424 Kgwale, O (Obotegile) 1 0.0 0 0 1 0.0 1172.2 -425.0 747.2 View list
19 1150192169 Jansen Van Vuuren, A (Andre) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 177086357 Jacobs, GJ (Gerhard) 1 0.0 0 0 1 0.0 1172.2 -425.0 747.2 View list