Player Page

Van Der Merwe, J (Joseph)
Dob: 2009/01/23 (U16)
Gender: Male
Chess SA id: 1090135613
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2022/08/26 (811 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 rating1234.8
Current Weighted rating1234.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1234.8
Current highest rating achieved1234.8
Current floor (min rating allowed)734.8
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)±157.8
Current Raw change used (final)0.0
Projected new Raw rating1234.8
Projected new Weighed rating1136.0
Projected new Weighted performance495.8
Projected new final Raw rating (if new WP > new Raw)1234.8
Projected new highest rating1234.8
Projected new floor734.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1234.8
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
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 rating1294.4
Current Weighted rating1294.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1294.4
Current highest rating achieved1294.4
Current floor (min rating allowed)794.4
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)±144.9
Current Raw change used (final)0.0
Projected new Raw rating1294.4
Projected new Weighed rating1190.8
Projected new Weighted performance521.9
Projected new final Raw rating (if new WP > new Raw)1294.4
Projected new highest rating1294.4
Projected new floor794.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1294.4
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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Stulting Sports Day 2022 (Seniors) 2022/08/26 2022/08/26 Sarah Baartman (ESB) Rapid 15 0.39 13 13 9.0 1195.2 1192.8 Analysis
1 SBDCU Rapid Fountains Mall 2021 (B) 2021/11/06 2021/11/06 Sarah Baartman (ESB) Rapid 30 0.60 6 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 18 9 4 5 11.0 61.1 94.4 1213.2 1307.6
White 9 3 2 4 4.0 44.4 -47.2 1236.4 1189.2
Black 9 6 2 1 7.0 77.8 236.1 1190.0 1426.1
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 18 9 4 5 11.0 61.1 94.4 1213.2 1307.6
White 9 3 2 4 4.0 44.4 -47.2 1236.4 1189.2
Black 9 6 2 1 7.0 77.8 236.1 1190.0 1426.1
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 2110140931 Yongama, A (Amzolele) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
2 1100142468 Van Niewenhuizen, J (Jesse) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
3 1070135612 Nhanha, E (Esam) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 2070134261 Abersalie, S (Shakira) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1090146244 Klein, G (Godwin) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
6 1080140914 Kanyenze, L (Lincoln) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
7 1110104242 Inch, M (Morgan) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
8 1110146236 Geldenhuys, K (Keaton) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
9 1090146235 Gcoza, U (Uya) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
10 1110142420 Petrus, L (Liam) 1 0.5 0 1 0 50.0 1195.2 0.0 1195.2 View list
11 1100146233 Forbes, J (Jamie) 1 0.5 0 1 0 50.0 1195.2 0.0 1195.2 View list
12 1090140916 Marais, S (Sylvaan) 1 0.5 0 1 0 50.0 1195.2 0.0 1195.2 View list
13 1110146261 Terblanche, T (Tiaan) 1 0.5 0 1 0 50.0 1195.2 0.0 1195.2 View list
14 1080134136 Terblanche, N (Nathaniel-Jayoen) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1110111051 Stuurman, P (Pedro) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 2090146250 Mazadza, T (Tinotenda) 1 0.0 0 0 1 0.0 1195.2 -425.0 770.2 View list
17 1120112088 Hickman, H (Handro) 1 0.0 0 0 1 0.0 1195.2 -425.0 770.2 View list
18 1090134130 Dube, M (Misheck) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list