Player Page

Van Niekerk, J (Jacobus)
Dob: 2008/01/18 (U18)
Gender: Male
Chess SA id: 1080161489
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2023/10/30 (240 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 rating1134.7
Current Weighted rating1159.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1159.8
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)±182.0
Current Raw change used (final)0.0
Projected new Raw rating1134.7
Projected new Weighed rating1065.8
Projected new Weighted performance583.6
Projected new final Raw rating (if new WP > new Raw)1134.7
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)1134.7
Projected effective change (new Official - current Official)-25.1
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 rating1170.5
Current Weighted rating1182.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1182.3
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)±172.9
Current Raw change used (final)0.0
Projected new Raw rating1170.5
Projected new Weighed rating1087.2
Projected new Weighted performance330.7
Projected new final Raw rating (if new WP > new Raw)1170.5
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)1170.5
Projected effective change (new Official - current Official)-11.8
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 rating1116.5
Current Weighted rating1147.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1147.9
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)±186.8
Current Raw change used (final)0.0
Projected new Raw rating1116.5
Projected new Weighed rating1054.5
Projected new Weighted performance332.7
Projected new final Raw rating (if new WP > new Raw)1116.5
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)1116.5
Projected effective change (new Official - current Official)-31.4
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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Paarl Gimnasium Championship 2023 (A) 2023/10/24 2023/10/30 Cape Winelands (WCW) Rapid 30 0.60 9 4 0.0 1189.6 1178.8 Analysis
2 Paarl Boys High Chess Festival 2023 (Elite Division) 2023/10/13 2023/10/14 Cape Winelands (WCW) Standard 60 0.83 6 6 1.0 1189.6 1200.0 Analysis
1 CW Top Schools 2023 (U15 Mix) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 15 3 0 12 3.0 20.0 -255.0 1297.4 1042.4
White 7 1 0 6 1.0 14.3 -303.6 1279.2 975.6
Black 8 2 0 6 2.0 25.0 -212.5 1313.4 1100.9
Standard All 6 1 0 5 1.0 16.7 -283.3 1370.8 1087.5
White 3 1 0 2 1.0 33.3 -141.7 1381.6 1239.9
Black 3 0 0 3 0.0 0.0 -425.0 1360.0 935.0
Rapid All 9 2 0 7 2.0 22.2 -236.1 1248.5 1012.4
White 4 0 0 4 0.0 0.0 -425.0 1202.4 777.4
Black 5 2 0 3 2.0 40.0 -85.0 1285.4 1200.4
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 1090137694 Lombaard, R (Romelio) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1080132141 Janelidze, M (Mariam) 1 1.0 1 0 0 100.0 1189.6 425.0 1614.6 View list
3 1090151236 Binnedell, H (Hendry) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1080151232 Abrahams, Q (Qasim) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
5 1080161488 Van Der Schyff, L (Luhan) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
6 1080161487 Van Den Berg, H (Henno) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1070138106 Thakersee, A (Akshay) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
8 1070161497 Steenkamp, C (Carel-Gert) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
9 1080162689 Roux, A (Adriaan) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
10 1090108767 Potgieter, W (Werne) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
11 1070146181 Petersen, J (Joshua) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
12 106060686 Greef, J (Janus) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
13 207085454 Ferreira, M (Mila) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list
14 108078354 De Vos, ES (Eustace Steyn) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 2070147511 Caudwell, R (Renee) 1 0.0 0 0 1 0.0 1189.6 -425.0 764.6 View list