Player Page

Van Der Berg, J (Janelle)
Dob: 2011/06/28 (U14)
Gender: Male
Chess SA id: 1110150947
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/03/09 (258 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 rating1106.7
Current Weighted rating1128.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1128.6
Current highest rating achieved1184.7
Current floor (min rating allowed)684.7
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)±189.4
Current Raw change used (final)0.0
Projected new Raw rating1106.7
Projected new Weighed rating1036.9
Projected new Weighted performance792.0
Projected new final Raw rating (if new WP > new Raw)1106.7
Projected new highest rating1184.7
Projected new floor684.7
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1106.7
Projected effective change (new Official - current Official)-21.9
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 rating1089.2
Current Weighted rating1115.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1115.1
Current highest rating achieved1182.0
Current floor (min rating allowed)682.0
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)±194.2
Current Raw change used (final)0.0
Projected new Raw rating1089.2
Projected new Weighed rating1024.1
Projected new Weighted performance792.0
Projected new final Raw rating (if new WP > new Raw)1089.2
Projected new highest rating1182.0
Projected new floor682.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1089.2
Projected effective change (new Official - current Official)-25.9
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Eden School Chess Trials 1 2024 (U13 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 0 0.0 1106.7 1089.2 Analysis
1 Kannaland Proewe 2 2024 (U13 Boys) 2024/02/24 2024/02/24 Eden District (WEG) Standard 60 0.83 5 4 0.0 1151.2 1141.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Eden School Chess Trials 1 2024 (U13 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 0 0.0 1106.7 1089.2 Analysis
4 Kannaland Proewe 2 2024 (U13 Boys) 2024/02/24 2024/02/24 Eden District (WEG) Standard 60 0.83 5 4 0.0 1151.2 1141.2 Analysis
3 Eden Top Schools 2023 (U13 Mix) 2023/08/19 2023/08/19 Eden District (WEG) Standard 60 0.83 5 5 1.0 1184.4 1182.0 Analysis
2 Eden Trails 1 2023 (U13 Boys) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 5 2.0 1184.7 1181.6 Analysis
1 Kannaland Proewe 1 2023 (U11+U13 Boys) 2023/02/18 2023/02/18 Eden District (WEG) 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 4 0 0 4 0.0 0.0 -425.0 1293.7 868.7
White 2 0 0 2 0.0 0.0 -425.0 1231.2 806.2
Black 2 0 0 2 0.0 0.0 -425.0 1356.2 931.2
Standard All 4 0 0 4 0.0 0.0 -425.0 1293.7 868.7
White 2 0 0 2 0.0 0.0 -425.0 1231.2 806.2
Black 2 0 0 2 0.0 0.0 -425.0 1356.2 931.2
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 19 5 0 14 5.0 26.3 -201.3 1255.9 1054.6
White 9 2 0 7 2.0 22.2 -236.1 1234.3 998.2
Black 10 3 0 7 3.0 30.0 -170.0 1275.3 1105.3
Standard All 19 5 0 14 5.0 26.3 -201.3 1255.9 1054.6
White 9 2 0 7 2.0 22.2 -236.1 1234.3 998.2
Black 10 3 0 7 3.0 30.0 -170.0 1275.3 1105.3
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1110150938 Koopman, J (Juan) 3 0.0 0 0 3 0.0 1178.5 -425.0 753.5 View list
2 1100150941 Meyer, M (Mano-Lee) 2 0.0 0 0 2 0.0 1192.3 -425.0 767.3 View list
3 1100147379 Du Toit, H (Henrico) 1 1.0 1 0 0 100.0 1184.7 425.0 1609.7 View list
4 1100150945 Rothman, W (Wade) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 2130136786 Rall, N (Nora) 1 1.0 1 0 0 100.0 1184.4 425.0 1609.4 View list
6 1050150934 Ayford, J (Jordan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1100153203 Success, P (Phiri) 1 1.0 1 0 0 100.0 1184.7 425.0 1609.7 View list
8 1110150949 Witbooi, F (Francolin) 1 0.0 0 0 1 0.0 1151.2 -425.0 726.2 View list
9 1100161663 Ruiters, W (Whaylin) 1 0.0 0 0 1 0.0 1184.4 -425.0 759.4 View list
10 1100108128 Prins, R (Reinhart) 1 0.0 0 0 1 0.0 1184.7 -425.0 759.7 View list
11 1120150944 Pretorius, I (Immanuel) 1 0.0 0 0 1 0.0 1151.2 -425.0 726.2 View list
12 2110119491 Mpuru, M (Moyisi) 1 0.0 0 0 1 0.0 1184.4 -425.0 759.4 View list
13 1100119680 Michaels, B (Bernard) 1 0.0 0 0 1 0.0 1184.7 -425.0 759.7 View list
14 1110161658 Julius, G (Gio) 1 0.0 0 0 1 0.0 1151.2 -425.0 726.2 View list
15 2100119452 Erasmus, A (Anneke) 1 0.0 0 0 1 0.0 1184.4 -425.0 759.4 View list
16 1100150935 Booysen, W (Whandre) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list