Chess South Africa
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Chess South Africa
Potgieter, J (Jonathan)
Dob:
2007/02/25 (U18)
Gender:
Male
Chess SA id:
1070118709
FIDE id:
Region:
ZF Mgcawu (NZF)
Citizen:
RSA
Title(s):
Last active:
2023/06/03 (337 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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
Curent Raw rating
1159.8
Curent Weighted rating
1167.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1167.5
Current floor (min rating allowed)
702.3
Current highest rating achieved
1202.3
Current K-factor
36
Games played this month
0
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)
±175.6
Current Raw change used (final)
0.0
Projected new Raw rating
1159.8
Projected new Weighed rating
1166.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1166.1
Projected effective change (new Official - current Official)
-1.4
Projected new highest rating
1202.3
Projected new floor
702.3
Projected new K-facor
36
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
Curent Raw rating
1152.3
Curent Weighted rating
1161.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1161.1
Current floor (min rating allowed)
701.6
Current highest rating achieved
1201.6
Current K-factor
36
Games played this month
0
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)
±177.5
Current Raw change used (final)
0.0
Projected new Raw rating
1152.3
Projected new Weighed rating
1159.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.5
Projected effective change (new Official - current Official)
-1.6
Projected new highest rating
1201.6
Projected new floor
701.6
Projected new K-facor
36
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
ZFM Trials 2023 (U18 Boys)
2023/06/03
2023/06/03
ZF Mgcawu (NZF)
Standard
60
0.83
5
5
2.0
1172.1
1164.9
Analysis
2
ZF Mgcawu Open 2023 (U19)
2023/03/04
2023/03/04
ZF Mgcawu (NZF)
Standard
60
0.83
5
4
1.0
1202.3
1201.6
Analysis
1
Northern Cape Closed Chess Championships 2019 (U12)
2019/08/30
2019/09/01
ZF Mgcawu (NZF)
Standard
92
0.94
5
4
2.0
1200.0
1200.0
Analysis
Game History
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
13
5
0
8
5.0
38.5
-98.1
1202.4
1104.3
White
7
3
0
4
3.0
42.9
-60.7
1210.2
1149.4
Black
6
2
0
4
2.0
33.3
-141.7
1193.3
1051.6
Standard
All
13
5
0
8
5.0
38.5
-98.1
1202.4
1104.3
White
7
3
0
4
3.0
42.9
-60.7
1210.2
1149.4
Black
6
2
0
4
2.0
33.3
-141.7
1193.3
1051.6
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1070152202
Wessels, T (Tristan)
2
2.0
2
0
0
100.0
1187.2
425.0
1612.2
View list
2
1070097077
Andries, D (Devitihano)
2
0.0
0
0
2
0.0
1186.0
-425.0
761.0
View list
3
106085153
Coetzee, H (Herschelle)
1
1.0
1
0
0
100.0
1172.1
425.0
1597.1
View list
4
107086985
Breyl, N (Noah)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
207084932
Baai, A (Andrea)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1050142244
Van Der Westhuizen, L (Ludwig)
1
0.0
0
0
1
0.0
1202.3
-425.0
777.3
View list
7
106076884
Mokgwabone, K (Kgosi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1060152197
Makobe, R (Renaldo)
1
0.0
0
0
1
0.0
1202.3
-425.0
777.3
View list
9
206017621
Leite, K (Kiara)
1
0.0
0
0
1
0.0
1202.3
-425.0
777.3
View list
10
1060152193
Gough, D (Danny)
1
0.0
0
0
1
0.0
1172.1
-425.0
747.1
View list
11
1060157816
Du Toit, Z (Zodi)
1
0.0
0
0
1
0.0
1172.1
-425.0
747.1
View list