Player Page

Pretorius, J (Joslin)
Dob: 2004/12/20 (Adult)
Gender: Male
Chess SA id: 104089494
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2019/07/20 (1953 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 rating920.9
Current Weighted rating920.9
Current Weighted performance183.1
Current official/published rating (highest between Raw, WR and WP)920.9
Current highest rating achieved1092.8
Current floor (min rating allowed)592.8
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)±246.8
Current Raw change used (final)0.0
Projected new Raw rating920.9
Projected new Weighed rating847.2
Projected new Weighted performance183.1
Projected new final Raw rating (if new WP > new Raw)920.9
Projected new highest rating1092.8
Projected new floor592.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)920.9
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 rating882.8
Current Weighted rating882.8
Current Weighted performance183.1
Current official/published rating (highest between Raw, WR and WP)882.8
Current highest rating achieved1070.4
Current floor (min rating allowed)570.4
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)±260.6
Current Raw change used (final)0.0
Projected new Raw rating882.8
Projected new Weighed rating812.2
Projected new Weighted performance183.1
Projected new final Raw rating (if new WP > new Raw)882.8
Projected new highest rating1070.4
Projected new floor570.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)882.8
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 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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Eden Top Schools 2019 (U15) 2019/07/20 2019/07/20 Eden District (WEG) Standard 60 0.83 5 5 2.0 910.9 862.0 Analysis
5 Eden Trials 1 2019 (U16 Open) 2019/03/02 2019/03/02 Eden District (WEG) Standard 60 0.83 5 0 0.0 910.9 862.0 Analysis
4 EDENSC Closed 3 2018 (U16 Open) 2018/05/12 2018/05/12 Eden District (WEG) Standard 60 0.83 5 5 1.0 1075.2 1052.4 Analysis
3 Calitzdorp Ope 2018 2018/05/05 2018/05/05 Eden District (WEG) Standard 60 0.83 5 4 2.0 1075.2 1052.4 Analysis
2 EDENSC Closed 2 2018 (U16 Open) 2018/04/14 2018/04/14 Eden District (WEG) Standard 60 0.83 5 4 2.0 1092.8 1070.4 Analysis
1 EDENSC Closed 1 2018 (U16 Boys) 2018/03/10 2018/03/10 Eden District (WEG) Standard 60 0.83 5 5 0.0 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 28 9 0 19 9.0 32.1 -151.8 924.4 772.6
White 12 4 0 8 4.0 33.3 -141.7 980.2 838.5
Black 16 5 0 11 5.0 31.3 -159.4 882.6 723.2
Standard All 28 9 0 19 9.0 32.1 -151.8 924.4 772.6
White 12 4 0 8 4.0 33.3 -141.7 980.2 838.5
Black 16 5 0 11 5.0 31.3 -159.4 882.6 723.2
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1040117275 Mitchell, K (Kerwin) 2 2.0 2 0 0 100.0 910.9 425.0 1335.9 View list
2 1060110950 Diemer, A (Adriaan) 2 2.0 2 0 0 100.0 910.9 425.0 1335.9 View list
3 104048737 Jacobs, M (Menwill) 2 0.0 0 0 2 0.0 910.9 -425.0 485.9 View list
4 105088335 Taute, C (Clayden) 2 0.0 0 0 2 0.0 910.9 -425.0 485.9 View list
5 1050108577 Erasmus, M (Marquin) 2 0.0 0 0 2 0.0 910.9 -425.0 485.9 View list
6 104054164 Carstens, K (Keanan) 1 1.0 1 0 0 100.0 1092.8 425.0 1517.8 View list
7 103055796 Booysen, A (Ashwin) 1 1.0 1 0 0 100.0 1075.2 425.0 1500.2 View list
8 105088342 Apools, C (Chadwick) 1 1.0 1 0 0 100.0 1075.2 425.0 1500.2 View list
9 103069717 Festus, J (Joshua) 1 1.0 1 0 0 100.0 1075.2 425.0 1500.2 View list
10 104055454 Van Der Merwe, P (Petrie) 1 1.0 1 0 0 100.0 1092.8 425.0 1517.8 View list
11 103048771 Van Aswegen, H (Herano) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 104061044 Mentoor, M (Mason) 1 0.0 0 0 1 0.0 1075.2 -425.0 650.2 View list
13 104049062 Lewis, T (Tyler) 1 0.0 0 0 1 0.0 1075.2 -425.0 650.2 View list
14 1030098480 Plaatjies, S (Sherwin) 1 0.0 0 0 1 0.0 1092.8 -425.0 667.8 View list
15 104088333 Pieterse, A (Amelick) 1 0.0 0 0 1 0.0 1075.2 -425.0 650.2 View list
16 103088356 Mohidien, T (Tashreeq) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 103088355 Isaks, C (Christopher) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 104089219 Gysman, K (Keallin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
19 204086573 Groenewald, M (Mia) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 109086227 Geyser, A (Andreas) 1 0.0 0 0 1 0.0 1075.2 -425.0 650.2 View list