Chess South Africa
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Chess South Africa
Botha, J (Janko)
Dob:
2001/10/13 (Adult)
Gender:
Male
Chess SA id:
101003015
FIDE id:
Region:
Dr Kenneth Kaunda (NWP)
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
1057.5
Curent Weighted rating
1052.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1057.5
Current floor (min rating allowed)
597.3
Current highest rating achieved
1097.3
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)
±203.1
Current Raw change used (final)
0.0
Projected new Raw rating
1057.5
Projected new Weighed rating
1052.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1057.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1097.3
Projected new floor
597.3
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
1055.3
Curent Weighted rating
1051.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1055.3
Current floor (min rating allowed)
597.3
Current highest rating achieved
1097.3
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)
±203.8
Current Raw change used (final)
0.0
Projected new Raw rating
1055.3
Projected new Weighed rating
1051.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1055.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1097.3
Projected new floor
597.3
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
1102.9
Curent Weighted rating
1102.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1102.9
Current floor (min rating allowed)
602.9
Current highest rating achieved
1102.9
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)
±190.4
Current Raw change used (final)
0.0
Projected new Raw rating
1102.9
Projected new Weighed rating
1102.9
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1102.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1102.9
Projected new floor
602.9
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
1102.9
Curent Weighted rating
1102.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1102.9
Current floor (min rating allowed)
602.9
Current highest rating achieved
1102.9
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)
±190.4
Current Raw change used (final)
0.0
Projected new Raw rating
1102.9
Projected new Weighed rating
1102.9
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1102.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1102.9
Projected new floor
602.9
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
3
South African Junior Team Championships 2018 (U18B)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
1.5
1081.0
1077.7
Analysis
2
Driefontein Proewe 2018 (O20 Seuns)
2018/07/28
2018/07/28
Dr Kenneth Kaunda (NWP)
Standard
60
0.83
5
4
1.5
1097.3
1097.3
Analysis
1
South African Junior Team Championships 2017 (U18A)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
1.0
1102.9
1102.9
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
18
2
4
12
4.0
22.2
-236.1
1305.3
1069.2
White
9
0
2
7
1.0
11.1
-330.6
1349.7
1019.1
Black
9
2
2
5
3.0
33.3
-141.7
1260.9
1119.2
Standard
All
18
2
4
12
4.0
22.2
-236.1
1305.3
1069.2
White
9
0
2
7
1.0
11.1
-330.6
1349.7
1019.1
Black
9
2
2
5
3.0
33.3
-141.7
1260.9
1119.2
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
102017958
Lewis, H (Henrique)
1
1.0
1
0
0
100.0
1081.0
425.0
1506.0
View list
2
101081713
James, S (Sebenzile)
1
1.0
1
0
0
100.0
1097.3
425.0
1522.3
View list
3
102009689
Fouche, J (Janu)
1
0.5
0
1
0
50.0
1097.3
0.0
1097.3
View list
4
102014726
Juta, C (Cornell)
1
0.5
0
1
0
50.0
1081.0
0.0
1081.0
View list
5
101069842
Mantje, K (Katleho)
1
0.5
0
1
0
50.0
1102.9
0.0
1102.9
View list
6
101023373
Mlahleki, V (Vusimuzi)
1
0.5
0
1
0
50.0
1102.9
0.0
1102.9
View list
7
102021248
Maseng, GT (Gomolemo)
1
0.0
0
0
1
0.0
1081.0
-425.0
656.0
View list
8
100051203
Zondo, LC (Linda)
1
0.0
0
0
1
0.0
1102.9
-425.0
677.9
View list
9
101066253
Vester, J (Jordan)
1
0.0
0
0
1
0.0
1102.9
-425.0
677.9
View list
10
100066751
To, H (Himson)
1
0.0
0
0
1
0.0
1102.9
-425.0
677.9
View list
11
102064456
Sithole, A (Anoona)
1
0.0
0
0
1
0.0
1081.0
-425.0
656.0
View list
12
102032719
Roux, D (Duval)
1
0.0
0
0
1
0.0
1097.3
-425.0
672.3
View list
13
101032167
Richter, J-M (Jan-Michael)
1
0.0
0
0
1
0.0
1102.9
-425.0
677.9
View list
14
102029624
Pelser, C (Casper-Hugo)
1
0.0
0
0
1
0.0
1081.0
-425.0
656.0
View list
15
102046430
Lutz, J (Joseph)
1
0.0
0
0
1
0.0
1081.0
-425.0
656.0
View list
16
101093344
Dhlamini, B (Brian)
1
0.0
0
0
1
0.0
1097.3
-425.0
672.3
View list
17
101005265
Coetzee, RJ (Ruhandre)
1
0.0
0
0
1
0.0
1081.0
-425.0
656.0
View list
18
101002411
Blomeyer, C (Chad)
1
0.0
0
0
1
0.0
1102.9
-425.0
677.9
View list