Chess South Africa
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Chess South Africa
Coertse, J (Jaimi)
Dob:
2008/02/13 (U18)
Gender:
Male
Chess SA id:
108081020
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/04/22 (387 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
1056.3
Curent Weighted rating
1060.6
Curent Weighted performance
518.1
Current official/published rating (highest between Raw, WR and WP)
1060.6
Current floor (min rating allowed)
579.9
Current highest rating achieved
1079.9
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)
±203.5
Current Raw change used (final)
0.0
Projected new Raw rating
1056.3
Projected new Weighed rating
1059.8
Projected new Weighted performance
518.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1059.8
Projected effective change (new Official - current Official)
-0.8
Projected new highest rating
1079.9
Projected new floor
579.9
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
989.6
Curent Weighted rating
991.4
Curent Weighted performance
472.6
Current official/published rating (highest between Raw, WR and WP)
991.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
999.6
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)
±223.8
Current Raw change used (final)
0.0
Projected new Raw rating
989.6
Projected new Weighed rating
991.1
Projected new Weighted performance
472.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
991.1
Projected effective change (new Official - current Official)
-0.3
Projected new highest rating
999.6
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
962.0
Curent Weighted rating
962.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
962.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
962.0
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)
±232.7
Current Raw change used (final)
0.0
Projected new Raw rating
962.0
Projected new Weighed rating
962.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
962.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
962.0
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
756.4
Curent Weighted rating
756.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
756.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
756.4
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)
±312.0
Current Raw change used (final)
0.0
Projected new Raw rating
756.4
Projected new Weighed rating
756.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
756.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
756.4
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
10
2023 Tshwane South School District CLOSED Individual Championships (U15 Open)
2023/04/22
2023/04/22
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1079.9
999.6
Analysis
9
2019 Super 12 Laerskole (Seniors)
2019/05/04
2019/05/04
Tshwane (GTP)
Rapid
30
0.60
5
5
3.0
1049.4
878.8
Analysis
8
Inter Region GE vs JHB Metro 2018 (U12B)
2018/10/06
2018/10/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1048.4
984.8
Analysis
7
Witfield Open 2018 (C)
2018/07/21
2018/07/21
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
979.3
821.6
Analysis
6
Boksburg Chess Club Open 2018 (U12)
2018/07/14
2018/07/14
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
979.3
821.6
Analysis
5
Ekurhuleni Trials 3 2018 (U12)
2018/06/16
2018/06/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
857.9
774.4
Analysis
4
2018 Super 12 (Junior)
2018/05/05
2018/05/05
Tshwane (GTP)
Rapid
30
0.60
5
5
5.0
761.2
756.4
Analysis
3
Ekurhuleni Trials 2 2018 (U12)
2018/04/21
2018/04/21
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
749.6
761.6
Analysis
2
Human Rights Day Open 2018 (C)
2018/03/21
2018/03/21
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
710.4
710.4
Analysis
1
South African Junior Team Championships 2017 (U10B)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
6
2.0
756.4
756.4
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
51
26
1
24
26.5
52.0
16.7
989.9
1006.6
White
26
14
1
11
14.5
55.8
49.0
1007.5
1056.5
Black
25
12
0
13
12.0
48.0
-17.0
971.7
954.7
Standard
All
41
18
1
22
18.5
45.1
-41.5
961.5
920.1
White
21
10
1
10
10.5
50.0
0.0
964.6
964.6
Black
20
8
0
12
8.0
40.0
-85.0
958.3
873.3
Rapid
All
10
8
0
2
8.0
80.0
255.0
1106.4
1361.4
White
5
4
0
1
4.0
80.0
255.0
1187.5
1442.5
Black
5
4
0
1
4.0
80.0
255.0
1025.2
1280.2
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
1080098201
Janse Van Rensburg, J (Jayden)
2
2.0
2
0
0
100.0
979.3
425.0
1404.3
View list
2
107077207
Bailie, S (Shea)
1
1.0
1
0
0
100.0
857.9
425.0
1282.9
View list
3
1050099234
Albrecht, E (Eben)
1
1.0
1
0
0
100.0
710.4
425.0
1135.4
View list
4
1060111970
Bezuidenhout, A (Anru)
1
1.0
1
0
0
100.0
1049.4
425.0
1474.4
View list
5
108069745
Beelders, A (Andrew)
1
1.0
1
0
0
100.0
756.4
425.0
1181.4
View list
6
107088028
Cass, M (Micheal)
1
1.0
1
0
0
100.0
749.6
425.0
1174.6
View list
7
206088651
Bothma, L (Liandri)
1
1.0
1
0
0
100.0
979.3
425.0
1404.3
View list
8
109095323
Grobler, DDI (Donovan Denzel Izak)
1
1.0
1
0
0
100.0
1079.9
425.0
1504.9
View list
9
1060096801
Greyling, D (Duncan)
1
1.0
1
0
0
100.0
710.4
425.0
1135.4
View list
10
207069582
Fyfe, J (Jenna)
1
1.0
1
0
0
100.0
749.6
425.0
1174.6
View list
11
208073206
Fauconier, A (Amber)
1
1.0
1
0
0
100.0
1048.4
425.0
1473.4
View list
12
206077174
Dyason, N (Nicola)
1
1.0
1
0
0
100.0
1049.4
425.0
1474.4
View list
13
1080101046
Lotter, B (Berno)
1
1.0
1
0
0
100.0
761.2
425.0
1186.2
View list
14
207094814
Ncube, L (Latoya)
1
1.0
1
0
0
100.0
1048.4
425.0
1473.4
View list
15
108089379
Olivier, J (Juvandre)
1
1.0
1
0
0
100.0
749.6
425.0
1174.6
View list
16
1060101113
Posthumus, R (Ruan)
1
1.0
1
0
0
100.0
1049.4
425.0
1474.4
View list
17
2070102034
Rossouw, A (Alicia)
1
1.0
1
0
0
100.0
979.3
425.0
1404.3
View list
18
108093911
Rothmann, WR (Willem Ruwan)
1
1.0
1
0
0
100.0
979.3
425.0
1404.3
View list
19
108086800
Sebetola, MP (Masiyele)
1
1.0
1
0
0
100.0
756.4
425.0
1181.4
View list
20
108090828
Strydom, K (Keanu)
1
1.0
1
0
0
100.0
761.2
425.0
1186.2
View list