Chess South Africa
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Chess South Africa
Ackerman, J (Johandre)
Dob:
2010/02/17 (U16)
Gender:
Male
Chess SA id:
110084943
FIDE id:
Region:
Dr Kenneth Kaunda (NWP)
Citizen:
RSA
Title(s):
Last active:
2024/04/19 (45 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
1127.6
Curent Weighted rating
1113.3
Curent Weighted performance
1027.7
Current official/published rating (highest between Raw, WR and WP)
1127.6
Current floor (min rating allowed)
665.1
Current highest rating achieved
1165.1
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)
±183.8
Current Raw change used (final)
0.0
Projected new Raw rating
1127.6
Projected new Weighed rating
1117.3
Projected new Weighted performance
1027.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1127.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1165.1
Projected new floor
665.1
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
1139.2
Curent Weighted rating
1115.7
Curent Weighted performance
1054.8
Current official/published rating (highest between Raw, WR and WP)
1139.2
Current floor (min rating allowed)
664.8
Current highest rating achieved
1164.8
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)
±180.8
Current Raw change used (final)
0.0
Projected new Raw rating
1139.2
Projected new Weighed rating
1120.7
Projected new Weighted performance
1054.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1139.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1164.8
Projected new floor
664.8
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
745.8
Curent Weighted rating
679.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
745.8
Current floor (min rating allowed)
245.8
Current highest rating achieved
745.8
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)
±316.7
Current Raw change used (final)
0.0
Projected new Raw rating
745.8
Projected new Weighed rating
685.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
745.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
745.8
Projected new floor
245.8
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
667.0
Curent Weighted rating
667.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
667.0
Current floor (min rating allowed)
245.8
Current highest rating achieved
667.0
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)
±354.3
Current Raw change used (final)
0.0
Projected new Raw rating
667.0
Projected new Weighed rating
667.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
667.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
667.0
Projected new floor
245.8
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
NWU Super 16 2024
2024/04/19
2024/04/19
Gert Sibande (MGS)
Rapid
30
0.60
6
6
2.0
1141.8
667.0
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
4
1.0
1165.1
1164.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
14
NWU Super 16 2024
2024/04/19
2024/04/19
Gert Sibande (MGS)
Rapid
30
0.60
6
6
2.0
1141.8
667.0
Analysis
13
2024 Gauteng Inter-Region Chess Championship (U14B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
4
1.0
1165.1
1164.8
Analysis
12
2023 Thomas Lechelele North West Open (C)
2023/09/15
2023/09/16
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.5
1100.6
1115.1
Analysis
11
DR KKD Trials 2023 (U14)
2023/09/02
2023/09/02
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.0
1100.6
1115.1
Analysis
10
Dr KKD Curro 2023 (U14)
2023/05/13
2023/05/13
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
1051.1
1057.9
Analysis
9
DR Kenneth Kaunda Curro 2023 (C)
2023/04/22
2023/04/22
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
988.4
979.1
Analysis
8
Schoonspruit Ope 2022 (C)
2022/05/21
2022/05/21
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
1.0
991.7
979.9
Analysis
7
Doringkruin 2019 (U10)
2019/06/08
2019/06/08
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.0
927.8
912.1
Analysis
6
Strathvaal 2019 (U10)
2019/04/13
2019/03/13
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
814.6
798.8
Analysis
5
South African Junior Team Championships 2018 (U10A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
1.0
703.5
721.4
Analysis
4
Boys and Girls 2018 (U10 Boys)
2018/08/25
2018/08/25
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
1.0
681.9
699.4
Analysis
3
Driefontein Proewe 2018 (O10 Seuns)
2018/07/28
2018/07/28
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
2.0
649.7
669.4
Analysis
2
President 16 Junie 2018 (U10)
2018/06/16
2018/06/16
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
5
3.0
563.0
563.0
Analysis
1
South African Junior Team Championships 2017 (U8A)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
0.5
667.0
667.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
3
0
7
3.0
30.0
-170.0
1226.2
1056.2
White
6
2
0
4
2.0
33.3
-141.7
1217.2
1075.6
Black
4
1
0
3
1.0
25.0
-212.5
1239.7
1027.2
Standard
All
4
1
0
3
1.0
25.0
-212.5
1265.3
1052.8
White
3
1
0
2
1.0
33.3
-141.7
1234.3
1092.6
Black
1
0
0
1
0.0
0.0
-425.0
1358.5
933.5
Rapid
All
6
2
0
4
2.0
33.3
-141.7
1200.1
1058.5
White
3
1
0
2
1.0
33.3
-141.7
1200.2
1058.5
Black
3
1
0
2
1.0
33.3
-141.7
1200.1
1058.4
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
72
26
2
44
27.0
37.5
-106.3
1110.7
1004.4
White
38
14
1
23
14.5
38.2
-100.7
1141.0
1040.3
Black
34
12
1
21
12.5
36.8
-112.5
1076.8
964.3
Standard
All
66
24
2
40
25.0
37.9
-103.0
1102.5
999.5
White
35
13
1
21
13.5
38.6
-97.1
1135.9
1038.8
Black
31
11
1
19
11.5
37.1
-109.7
1064.8
955.2
Rapid
All
6
2
0
4
2.0
33.3
-141.7
1200.1
1058.5
White
3
1
0
2
1.0
33.3
-141.7
1200.2
1058.5
Black
3
1
0
2
1.0
33.3
-141.7
1200.1
1058.4
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
1100109529
Majoang, O (Ofentse)
2
2.0
2
0
0
100.0
871.2
425.0
1296.2
View list
2
1110098297
Handford, C (Chris)
2
1.0
1
0
1
50.0
871.2
0.0
871.2
View list
3
1100110914
Fouche, N (Nathan)
2
0.0
0
0
2
0.0
959.8
-425.0
534.8
View list
4
110093359
Nel, J (Johanco)
2
0.0
0
0
2
0.0
665.8
-425.0
240.8
View list
5
109076282
Walters, DA (Declan)
2
0.0
0
0
2
0.0
622.5
-425.0
197.5
View list
6
1110152502
Grieve, R (Rayden)
1
1.0
1
0
0
100.0
1165.1
425.0
1590.1
View list
7
1110131186
Greyling, J (Jeandre)
1
1.0
1
0
0
100.0
1100.6
425.0
1525.6
View list
8
1110104165
Janse Van Rensburg, CM (Chailo)
1
1.0
1
0
0
100.0
991.7
425.0
1416.7
View list
9
109064023
Fouche, H (Heinrich)
1
1.0
1
0
0
100.0
649.7
425.0
1074.7
View list
10
2100103485
Fernandes, A (Alischke)
1
1.0
1
0
0
100.0
814.6
425.0
1239.6
View list
11
1090103487
Kirsten, K (Keagan)
1
1.0
1
0
0
100.0
563.0
425.0
988.0
View list
12
1100156860
Koen, J (Jayden)
1
1.0
1
0
0
100.0
1051.1
425.0
1476.1
View list
13
109093330
Krugel, L (Lian)
1
1.0
1
0
0
100.0
649.7
425.0
1074.7
View list
14
1110149669
Mabiza, N (Nomvuselelo)
1
1.0
1
0
0
100.0
1051.1
425.0
1476.1
View list
15
110092160
Magudulela, N (Ndumiso)
1
1.0
1
0
0
100.0
703.5
425.0
1128.5
View list
16
1070116267
Maunatlala, ME (Eugene)
1
1.0
1
0
0
100.0
1141.8
425.0
1566.8
View list
17
1080302239
Mhlongo, G (Godfrey)
1
1.0
1
0
0
100.0
1141.8
425.0
1566.8
View list
18
2100149672
Mochoanchoeng, T (Tshego)
1
1.0
1
0
0
100.0
1100.6
425.0
1525.6
View list
19
209084951
Mompe, SRI (Sonwabile)
1
1.0
1
0
0
100.0
563.0
425.0
988.0
View list
20
1080103486
Ngene, C (Chiediebube)
1
1.0
1
0
0
100.0
563.0
425.0
988.0
View list