Chess South Africa
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Chess South Africa
Botha, JL (Johannes)
Dob:
2004/05/29 (Adult)
Gender:
Male
Chess SA id:
104087683
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2018/12/20 (1977 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
1143.5
Curent Weighted rating
1143.5
Curent Weighted performance
357.5
Current official/published rating (highest between Raw, WR and WP)
1143.5
Current floor (min rating allowed)
659.3
Current highest rating achieved
1159.3
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)
±179.7
Current Raw change used (final)
0.0
Projected new Raw rating
1143.5
Projected new Weighed rating
1143.5
Projected new Weighted performance
357.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1143.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1159.3
Projected new floor
659.3
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
1125.9
Curent Weighted rating
1125.9
Curent Weighted performance
351.5
Current official/published rating (highest between Raw, WR and WP)
1125.9
Current floor (min rating allowed)
663.1
Current highest rating achieved
1163.1
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)
±184.3
Current Raw change used (final)
0.0
Projected new Raw rating
1125.9
Projected new Weighed rating
1125.9
Projected new Weighted performance
351.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1125.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1163.1
Projected new floor
663.1
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
580.0
Curent Weighted rating
580.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
580.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
580.0
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)
±401.1
Current Raw change used (final)
0.0
Projected new Raw rating
580.0
Projected new Weighed rating
580.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
580.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
580.0
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
580.0
Curent Weighted rating
580.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
580.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
580.0
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)
±401.1
Current Raw change used (final)
0.0
Projected new Raw rating
580.0
Projected new Weighed rating
580.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
580.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
580.0
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
13
South African Junior Team Championships 2018 (U16C)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1129.1
1130.3
Analysis
12
2018 Tshwane Inter Region (U16A)
2018/12/01
2018/12/01
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1129.1
1130.3
Analysis
11
Fonteine Open 2018 (B)
2018/10/13
2018/10/13
Sedibeng (GSV)
Standard
61
0.83
5
5
3.0
1113.8
1112.3
Analysis
10
D8 Team League 2018 (U19)
2018/07/28
2018/07/28
Sedibeng (GSV)
Standard
61
0.83
6
4
2.0
1103.5
1098.7
Analysis
9
TST-MSA Tournament 2018 (A)
2018/07/21
2018/07/21
Sedibeng (GSV)
Standard
61
0.83
5
5
2.0
1103.5
1098.7
Analysis
8
Hoerskool Drie Riviere Open 2018 (B)
2018/06/09
2018/06/09
Sedibeng (GSV)
Standard
61
0.83
5
5
3.0
1159.3
1163.1
Analysis
7
Sasolburg Open 2018 (B)
2018/06/02
2018/06/02
Sedibeng (GSV)
Standard
61
0.83
5
5
2.0
1159.3
1163.1
Analysis
6
Amigo Spur Eligwa Chess Open 2018 (B)
2018/05/19
2018/05/19
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
774.7
799.2
Analysis
5
Word of Life Open 2018 (C)
2018/05/12
2018/05/12
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
774.7
799.2
Analysis
4
Heidelberg Skaak Klub 2018 (Team 5)
2018/05/05
2018/05/05
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
774.7
799.2
Analysis
3
Carels Open 2018 (C)
2018/03/03
2018/03/03
Sedibeng (GSV)
Standard
61
0.83
5
5
4.5
664.8
664.8
Analysis
2
South African Junior Wildcard Championships 2017 (U14 Open)
2018/01/09
2018/01/12
4 Knights (4K)
Standard
120
1.00
7
7
2.5
580.0
580.0
Analysis
1
South African Junior Team Championships 2017 (U14D)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
2.0
580.0
580.0
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
70
39
3
28
40.5
57.9
66.8
1001.5
1068.3
White
32
13
1
18
13.5
42.2
-66.4
1025.4
959.0
Black
38
26
2
10
27.0
71.1
178.9
981.4
1160.3
Standard
All
70
39
3
28
40.5
57.9
66.8
1001.5
1068.3
White
32
13
1
18
13.5
42.2
-66.4
1025.4
959.0
Black
38
26
2
10
27.0
71.1
178.9
981.4
1160.3
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
105082940
Minnaar, JP (Juan)
3
0.0
0
0
3
0.0
1031.1
-425.0
606.1
View list
2
103075208
Mokhotsoa, KR (Kamohelo)
2
2.0
2
0
0
100.0
1136.5
425.0
1561.5
View list
3
1030104879
Morontsi, D (Dumisani)
2
2.0
2
0
0
100.0
1103.5
425.0
1528.5
View list
4
104091402
Visser, IC (Ivan)
2
2.0
2
0
0
100.0
719.8
425.0
1144.8
View list
5
105077104
Coetzee, J (Jaco)
2
1.0
0
2
0
50.0
622.4
0.0
622.4
View list
6
104085089
Li, J (Joseph)
2
0.0
0
0
2
0.0
580.0
-425.0
155.0
View list
7
102961357
Hlongwane, S (Shuttleworth)
2
0.0
0
0
2
0.0
939.1
-425.0
514.1
View list
8
100061340
Dladla, A (Akabongwe)
2
0.0
0
0
2
0.0
1103.5
-425.0
678.5
View list
9
107065189
Delaney, TC (Troy)
1
1.0
1
0
0
100.0
664.8
425.0
1089.8
View list
10
205067320
De Beer, J (Janka)
1
1.0
1
0
0
100.0
774.7
425.0
1199.7
View list
11
206092298
De Almeida, K (Kelly)
1
1.0
1
0
0
100.0
1129.1
425.0
1554.1
View list
12
206095322
Behr, S (Stesha)
1
1.0
1
0
0
100.0
1129.1
425.0
1554.1
View list
13
1070097828
Husha, O (Omphile)
1
1.0
1
0
0
100.0
1113.8
425.0
1538.8
View list
14
108080726
Howat, LC (Logan)
1
1.0
1
0
0
100.0
664.8
425.0
1089.8
View list
15
105050727
Fourie, G (Gerhardt)
1
1.0
1
0
0
100.0
580.0
425.0
1005.0
View list
16
102095339
Dube, B (Brandon)
1
1.0
1
0
0
100.0
1159.3
425.0
1584.3
View list
17
105044681
Hansen, R (Ryan)
1
1.0
1
0
0
100.0
774.7
425.0
1199.7
View list
18
105085039
Hanekom, D (Dylan)
1
1.0
1
0
0
100.0
774.7
425.0
1199.7
View list
19
204081811
Jama, A (Abongile)
1
1.0
1
0
0
100.0
1129.1
425.0
1554.1
View list
20
199061344
Malete, M (Mogale)
1
1.0
1
0
0
100.0
1103.5
425.0
1528.5
View list