Player Page

Hofmeyr, J (Jonah)
Dob: 2008/01/10 (U18)
Gender: Male
Chess SA id: 1080099820
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2021/05/22 (1280 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 rating1080.7
Current Weighted rating1080.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1080.7
Current highest rating achieved1098.7
Current floor (min rating allowed)598.7
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)±196.5
Current Raw change used (final)0.0
Projected new Raw rating1080.7
Projected new Weighed rating994.2
Projected new Weighted performance354.6
Projected new final Raw rating (if new WP > new Raw)1080.7
Projected new highest rating1098.7
Projected new floor598.7
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1080.7
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 rating1067.6
Current Weighted rating1067.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1067.6
Current highest rating achieved1078.0
Current floor (min rating allowed)578.0
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)±200.2
Current Raw change used (final)0.0
Projected new Raw rating1067.6
Projected new Weighed rating982.2
Projected new Weighted performance354.6
Projected new final Raw rating (if new WP > new Raw)1067.6
Projected new highest rating1078.0
Projected new floor578.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1067.6
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
3 Gen Intercampus 2021 (U14) 2021/05/22 2021/05/22 Overberg (WOS) Standard 60 0.83 5 5 3.0 1049.2 1022.0 Analysis
2 OCF Roadshow 2020 (Juniors) 2020/11/21 2020/11/21 Overberg (WOS) Standard 60 0.83 5 4 0.0 1098.7 1078.0 Analysis
1 Overberg Schools Closed 2018 (U11 Boys) 2018/03/23 2018/03/23 Overberg (WOS) Standard 60 0.83 6 6 1.0 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 4 0 11 4.0 26.7 -198.3 1106.0 907.7
White 8 3 0 5 3.0 37.5 -106.3 1132.9 1026.6
Black 7 1 0 6 1.0 14.3 -303.6 1075.3 771.7
Standard All 15 4 0 11 4.0 26.7 -198.3 1106.0 907.7
White 8 3 0 5 3.0 37.5 -106.3 1132.9 1026.6
Black 7 1 0 6 1.0 14.3 -303.6 1075.3 771.7
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 1090134396 Rush, D (Daniel) 1 1.0 1 0 0 100.0 1049.2 425.0 1474.2 View list
2 108091550 Pekeur, A (Aiden) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1090134392 Amar, J (James) 1 1.0 1 0 0 100.0 1049.2 425.0 1474.2 View list
4 1090134393 Human, E (Edzard) 1 1.0 1 0 0 100.0 1049.2 425.0 1474.2 View list
5 1070103086 Waldeck, S (Stanvil) 1 0.0 0 0 1 0.0 1098.7 -425.0 673.7 View list
6 109080783 Taylor, F (Finlay) 1 0.0 0 0 1 0.0 1049.2 -425.0 624.2 View list
7 1110106824 Scholtz, F (Francois) 1 0.0 0 0 1 0.0 1098.7 -425.0 673.7 View list
8 1080133741 Hofmeyr, D (David) 1 0.0 0 0 1 0.0 1049.2 -425.0 624.2 View list
9 107080796 Duminy, L (Luc) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 185025525 Mouton, JP (Jean) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 208094914 Mayezana, A (Amila) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 1080099821 Kriegler, D (Daylian) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 107076733 Koen, I (Ian) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1100116672 Kiessling, K (Kai) 1 0.0 0 0 1 0.0 1098.7 -425.0 673.7 View list
15 2080130182 Johnson, G (Gabriella) 1 0.0 0 0 1 0.0 1098.7 -425.0 673.7 View list