Chess South Africa
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Chess South Africa
Hartzenberg, E (Ethan)
Dob:
2010/02/20 (U16)
Gender:
Male
Chess SA id:
1100096196
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2023/07/29 (293 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
1043.8
Curent Weighted rating
1047.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1047.9
Current floor (min rating allowed)
631.6
Current highest rating achieved
1131.6
Current K-factor
40
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)
±207.1
Current Raw change used (final)
0.0
Projected new Raw rating
1043.8
Projected new Weighed rating
1047.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1047.3
Projected effective change (new Official - current Official)
-0.6
Projected new highest rating
1131.6
Projected new floor
631.6
Projected new K-facor
40
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
1030.4
Curent Weighted rating
1030.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1030.4
Current floor (min rating allowed)
617.6
Current highest rating achieved
1117.6
Current K-factor
40
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)
±211.1
Current Raw change used (final)
0.0
Projected new Raw rating
1030.4
Projected new Weighed rating
1030.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1030.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1117.6
Projected new floor
617.6
Projected new K-facor
40
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
1134.4
Curent Weighted rating
1154.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1154.3
Current floor (min rating allowed)
634.4
Current highest rating achieved
1134.4
Current K-factor
40
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)
±182.1
Current Raw change used (final)
0.0
Projected new Raw rating
1134.4
Projected new Weighed rating
1151.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1151.5
Projected effective change (new Official - current Official)
-2.8
Projected new highest rating
1134.4
Projected new floor
634.4
Projected new K-facor
40
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)
634.4
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
634.4
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
4
CT Metro District East Top Schools Chess 2023 (U11 Mixed)
2023/07/29
2023/07/29
Cape Town (WCT)
Rapid
30
0.60
7
6
1.0
1057.2
1200.0
Analysis
3
George Trails 3 2018 (U10)
2018/02/24
2018/02/24
Eden District (WEG)
Standard
60
0.83
5
4
0.5
1131.6
1117.6
Analysis
2
George Trails 2 2018 (U10)
2018/02/10
2018/02/10
Eden District (WEG)
Standard
60
0.83
5
0
0.0
1131.6
1117.6
Analysis
1
George Trails 1 2018 (U10)
2018/01/27
2018/01/27
Eden District (WEG)
Standard
60
0.83
5
5
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
15
3
1
11
3.5
23.3
-226.7
1032.7
806.1
White
8
3
1
4
3.5
43.8
-53.1
1138.0
1084.9
Black
7
0
0
7
0.0
0.0
-425.0
912.4
487.4
Standard
All
9
2
1
6
2.5
27.8
-188.9
877.6
688.7
White
5
2
1
2
2.5
50.0
0.0
1070.7
1070.7
Black
4
0
0
4
0.0
0.0
-425.0
636.3
211.3
Rapid
All
6
1
0
5
1.0
16.7
-283.3
1265.4
982.1
White
3
1
0
2
1.0
33.3
-141.7
1250.2
1108.5
Black
3
0
0
3
0.0
0.0
-425.0
1280.6
855.6
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
1130158879
Katazwa, M (Milani)
1
1.0
1
0
0
100.0
1057.2
425.0
1482.2
View list
2
109095390
Skeen, M (Michael)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
110095370
Van Der Rijst, C (Connor)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
109095375
Swart, D (Daniel)
1
0.5
0
1
0
50.0
1131.6
0.0
1131.6
View list
5
109077753
Van Loggerenberg, U (Ulrich)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
109086413
Scholtz, H (Hanko)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
2130138971
Pretorius, M (Mia)
1
0.0
0
0
1
0.0
1057.2
-425.0
632.2
View list
8
109095395
Nortje, M (Marthinus)
1
0.0
0
0
1
0.0
1131.6
-425.0
706.6
View list
9
2130134750
Mdashe, E (Elam)
1
0.0
0
0
1
0.0
1057.2
-425.0
632.2
View list
10
1130150133
Makumbe, P (Passion)
1
0.0
0
0
1
0.0
1057.2
-425.0
632.2
View list
11
1120147731
Harding, J (Jodie)
1
0.0
0
0
1
0.0
1057.2
-425.0
632.2
View list
12
109086417
Du Plessis, J (Jac)
1
0.0
0
0
1
0.0
1131.6
-425.0
706.6
View list
13
110086098
Booysen, L (Lukas)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1120151127
Arnold, A (Abdul)
1
0.0
0
0
1
0.0
1057.2
-425.0
632.2
View list
15
209085309
Adrian, S (Stella)
1
0.0
0
0
1
0.0
1131.6
-425.0
706.6
View list