Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Coetzee, A (Adrian)
Dob:
2006/05/01 (U20)
Gender:
Male
Chess SA id:
106078153
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2019/07/20 (1748 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
1242.3
Curent Weighted rating
1242.3
Curent Weighted performance
475.3
Current official/published rating (highest between Raw, WR and WP)
1242.3
Current floor (min rating allowed)
766.7
Current highest rating achieved
1266.7
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)
±156.1
Current Raw change used (final)
0.0
Projected new Raw rating
1242.3
Projected new Weighed rating
1242.3
Projected new Weighted performance
475.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1242.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1266.7
Projected new floor
766.7
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
1228.2
Curent Weighted rating
1228.2
Curent Weighted performance
471.0
Current official/published rating (highest between Raw, WR and WP)
1228.2
Current floor (min rating allowed)
757.3
Current highest rating achieved
1257.3
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)
±159.3
Current Raw change used (final)
0.0
Projected new Raw rating
1228.2
Projected new Weighed rating
1228.2
Projected new Weighted performance
471.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1228.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1257.3
Projected new floor
757.3
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
675.8
Curent Weighted rating
675.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
675.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
675.8
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)
±349.9
Current Raw change used (final)
0.0
Projected new Raw rating
675.8
Projected new Weighed rating
675.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
675.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
675.8
Projected new floor
500.0
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
675.8
Curent Weighted rating
675.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
675.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
675.8
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)
±349.9
Current Raw change used (final)
0.0
Projected new Raw rating
675.8
Projected new Weighed rating
675.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
675.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
675.8
Projected new floor
500.0
Projected new K-facor
40
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
11
Eden Top Schools 2019 (U15)
2019/07/20
2019/07/20
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1252.8
1239.7
Analysis
10
Western Cape Schools Individuals 2019 (U13 Boys)
2019/05/18
2019/05/19
Eden District (WEG)
Standard
60
0.83
6
6
3.0
1266.7
1257.3
Analysis
9
Eden Trials 3 2019 (U14 Open)
2019/05/11
2019/05/11
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1266.7
1257.3
Analysis
8
Eden Trials 2 2019 (U14 Open)
2019/04/13
2019/04/13
Eden District (WEG)
Standard
60
0.83
5
5
4.0
1170.4
1171.5
Analysis
7
Eden Trials 1 2019 (U14 Open)
2019/03/02
2019/03/02
Eden District (WEG)
Standard
60
0.83
5
5
4.0
1115.0
1105.5
Analysis
6
Western Cape Schools Individuals 2018 (U13 Boys)
2018/05/19
2018/05/20
Overberg (WOS)
Standard
60
0.83
6
6
4.0
832.5
849.4
Analysis
5
EDENSC Closed 3 2018 (U14 Open)
2018/05/12
2018/05/12
Eden District (WEG)
Standard
60
0.83
5
4
2.0
832.5
849.4
Analysis
4
Calitzdorp Ope 2018
2018/05/05
2018/05/05
Eden District (WEG)
Standard
60
0.83
5
4
2.0
832.5
849.4
Analysis
3
EDENSC Closed 2 2018 (U14 Open)
2018/04/14
2018/04/14
Eden District (WEG)
Standard
60
0.83
5
4
4.0
780.0
785.0
Analysis
2
EDENSC Closed 1 2018 (U14 Boys)
2018/03/10
2018/03/10
Eden District (WEG)
Standard
60
0.83
5
5
3.0
759.4
759.4
Analysis
1
South African Junior Team Championships 2017 (U12D)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
6.0
675.8
675.8
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
61
39
2
20
40.0
65.6
132.4
1027.9
1160.3
White
30
20
0
10
20.0
66.7
141.7
1048.3
1190.0
Black
31
19
2
10
20.0
64.5
123.4
1008.1
1131.5
Standard
All
61
39
2
20
40.0
65.6
132.4
1027.9
1160.3
White
30
20
0
10
20.0
66.7
141.7
1048.3
1190.0
Black
31
19
2
10
20.0
64.5
123.4
1008.1
1131.5
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
104092951
Adams, J (Jedediah)
2
2.0
2
0
0
100.0
1252.8
425.0
1677.8
View list
2
1050117274
Hitzeroth, K (Kevin)
2
2.0
2
0
0
100.0
1252.8
425.0
1677.8
View list
3
2050117277
Kiewiet, M (Miscka)
2
2.0
2
0
0
100.0
1252.8
425.0
1677.8
View list
4
104048745
Meiring, N (Nicolen)
2
0.0
0
0
2
0.0
1252.8
-425.0
827.8
View list
5
104065444
Oliphant, C (Christopher)
2
0.0
0
0
2
0.0
1252.8
-425.0
827.8
View list
6
107961373
Ehlers, R (Ruben)
1
1.0
1
0
0
100.0
1170.4
425.0
1595.4
View list
7
207072977
Du Preez-Gratz, C (Claire)
1
1.0
1
0
0
100.0
1266.7
425.0
1691.7
View list
8
109086227
Geyser, A (Andreas)
1
1.0
1
0
0
100.0
832.5
425.0
1257.5
View list
9
206088321
Herling, O (Olivene)
1
1.0
1
0
0
100.0
759.4
425.0
1184.4
View list
10
105088317
Hendricks, J (Jereldo)
1
1.0
1
0
0
100.0
832.5
425.0
1257.5
View list
11
1060110560
Groenewald, R (Randuaan)
1
1.0
1
0
0
100.0
1266.7
425.0
1691.7
View list
12
107078094
Greeff, S (Simon)
1
1.0
1
0
0
100.0
1115.0
425.0
1540.0
View list
13
2070098419
Adams, J (Jade)
1
1.0
1
0
0
100.0
1115.0
425.0
1540.0
View list
14
106082554
Cornelissen, K (Kieran)
1
1.0
1
0
0
100.0
832.5
425.0
1257.5
View list
15
106065421
Burgess, J (Jaydelan-Waytt)
1
1.0
1
0
0
100.0
1266.7
425.0
1691.7
View list
16
106014912
Botes, A (Arne)
1
1.0
1
0
0
100.0
675.8
425.0
1100.8
View list
17
106076081
Bhagwandeen, D (Daksh)
1
1.0
1
0
0
100.0
675.8
425.0
1100.8
View list
18
2070108600
Bezuidenhoudt, K (Kailee)
1
1.0
1
0
0
100.0
1170.4
425.0
1595.4
View list
19
105055784
Heynse, F (Frederico)
1
1.0
1
0
0
100.0
759.4
425.0
1184.4
View list
20
106095776
Higham, E (Ethan)
1
1.0
1
0
0
100.0
832.5
425.0
1257.5
View list