Chess South Africa
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Chess South Africa
Witbooi, L (Leighton)
Dob:
2003/02/22 (Adult)
Gender:
Male
Chess SA id:
103083814
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2019/11/01 (1849 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
Current Raw rating
1281.1
Current Weighted rating
1281.1
Current Weighted performance
453.4
Current official/published rating (highest between Raw, WR and WP)
1281.1
Current highest rating achieved
1281.1
Current floor (min rating allowed)
781.1
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)
±147.7
Current Raw change used (final)
0.0
Projected new Raw rating
1281.1
Projected new Weighed rating
1178.6
Projected new Weighted performance
453.4
Projected new final Raw rating (if new WP > new Raw)
1281.1
Projected new highest rating
1281.1
Projected new floor
781.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1281.1
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1267.4
Current Weighted rating
1266.9
Current Weighted performance
453.4
Current official/published rating (highest between Raw, WR and WP)
1267.4
Current highest rating achieved
1276.0
Current floor (min rating allowed)
776.0
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)
±150.6
Current Raw change used (final)
0.0
Projected new Raw rating
1267.4
Projected new Weighed rating
1165.6
Projected new Weighted performance
453.4
Projected new final Raw rating (if new WP > new Raw)
1267.4
Projected new highest rating
1276.0
Projected new floor
776.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1267.4
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
622.2
Current Weighted rating
622.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
622.2
Current highest rating achieved
622.2
Current floor (min rating allowed)
500.0
Current K-factor
40
s
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)
±377.7
Current Raw change used (final)
0.0
Projected new Raw rating
622.2
Projected new Weighed rating
572.4
Projected new Weighted performance
61.3
Projected new final Raw rating (if new WP > new Raw)
622.2
Projected new highest rating
622.2
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
622.2
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
650.2
Current Weighted rating
650.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
650.2
Current highest rating achieved
650.2
Current floor (min rating allowed)
500.0
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)
±362.9
Current Raw change used (final)
0.0
Projected new Raw rating
650.2
Projected new Weighed rating
598.2
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
650.2
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
650.2
Projected effective change (new Official - current Official)
=0.0
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
Hessequa Ontwikkelings Toernooi 2019 (A)
2019/11/01
2019/11/01
Eden District (WEG)
Standard
60
0.83
6
5
4.0
1242.5
1227.8
Analysis
12
2019 Western Cape Club Championship (A+B)
2019/10/25
2019/10/27
Overberg (WOS)
Standard
65
0.85
6
6
1.5
1276.8
1276.0
Analysis
11
Eden Top Schools 2019 (U18)
2019/07/20
2019/07/20
Eden District (WEG)
Standard
60
0.83
5
5
4.0
1205.3
1237.3
Analysis
10
Eden Trials 1 2019 (U18 Open)
2019/03/02
2019/03/02
Eden District (WEG)
Standard
60
0.83
5
4
3.0
1121.4
1166.7
Analysis
9
Hessequa Proewe 2 2019 (O18)
2019/02/16
2019/02/16
Eden District (WEG)
Standard
60
0.83
5
3
3.0
1087.6
1122.1
Analysis
8
Hessequa Proewe 1 2019 (O18)
2019/01/26
2019/01/26
Eden District (WEG)
Standard
60
0.83
5
5
3.5
1056.7
1102.1
Analysis
7
Eden Chess League 2018 (2nd Division)
2018/09/01
2018/09/01
Eden District (WEG)
Rapid
30
0.60
7
5
0.0
1095.3
650.2
Analysis
6
Eden Top Schools 2018 (U19 Mix)
2018/07/28
2018/07/28
Eden District (WEG)
Standard
60
0.83
5
1
1.0
1075.4
1078.1
Analysis
5
EDENSC Closed 3 2018 (U16 Open)
2018/05/12
2018/05/12
Eden District (WEG)
Standard
60
0.83
5
5
4.0
803.3
833.8
Analysis
4
Calitzdorp Ope 2018
2018/05/05
2018/05/05
Eden District (WEG)
Standard
60
0.83
5
5
3.0
803.3
833.8
Analysis
3
EDENSC Closed 2 2018 (U16 Open)
2018/04/14
2018/04/14
Eden District (WEG)
Standard
60
0.83
5
5
3.5
745.2
765.4
Analysis
2
Western Cape Club Championships 2018
2018/03/16
2018/03/17
Eden District (WEG)
Standard
60
0.83
6
5
1.0
650.2
650.2
Analysis
1
EDENSC Closed 1 2018 (U16 Boys)
2018/03/10
2018/03/10
Eden District (WEG)
Standard
60
0.83
5
5
3.5
650.2
650.2
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
64
36
6
22
39.0
60.9
93.0
1101.7
1194.7
White
34
16
3
15
17.5
51.5
12.5
1125.3
1137.8
Black
30
20
3
7
21.5
71.7
184.2
1075.0
1259.1
Standard
All
59
36
6
17
39.0
66.1
136.9
1088.5
1225.4
White
31
16
3
12
17.5
56.5
54.8
1114.5
1169.4
Black
28
20
3
5
21.5
76.8
227.7
1059.7
1287.4
Rapid
All
5
0
0
5
0.0
0.0
-425.0
1256.9
831.9
White
3
0
0
3
0.0
0.0
-425.0
1236.2
811.2
Black
2
0
0
2
0.0
0.0
-425.0
1288.1
863.1
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
103061042
Gelderbloem, C (Craigan)
2
2.0
2
0
0
100.0
1205.3
425.0
1630.3
View list
2
105048732
Eksteen, LH (Leigh-Hende)
2
2.0
2
0
0
100.0
1205.3
425.0
1630.3
View list
3
103088355
Isaks, C (Christopher)
2
2.0
2
0
0
100.0
1205.3
425.0
1630.3
View list
4
103052214
Kirk, MM (Matthew Michael)
2
2.0
2
0
0
100.0
1205.3
425.0
1630.3
View list
5
103078179
Slingers, M (Marlon)
2
1.0
0
2
0
50.0
697.7
0.0
697.7
View list
6
198065504
Jaars, T (Thomas)
2
0.0
0
0
2
0.0
1186.0
-425.0
761.0
View list
7
195014475
Joseph, C (Cohen-Lee)
2
0.0
0
0
2
0.0
872.8
-425.0
447.8
View list
8
201037041
Swart, S (Sune)
2
0.0
0
0
2
0.0
1205.3
-425.0
780.3
View list
9
1020104317
Dyers, M (Matthew)
1
1.0
1
0
0
100.0
1075.4
425.0
1500.4
View list
10
1020108591
Du Toit, P (Peter)
1
1.0
1
0
0
100.0
1056.7
425.0
1481.7
View list
11
102006330
De Bruyn, A (Adriaan)
1
1.0
1
0
0
100.0
1087.6
425.0
1512.6
View list
12
1040098475
Coetzee, D (Durryn)
1
1.0
1
0
0
100.0
650.2
425.0
1075.2
View list
13
102054185
Cato, N (Nicholas)
1
1.0
1
0
0
100.0
1121.4
425.0
1546.4
View list
14
104054164
Carstens, K (Keanan)
1
1.0
1
0
0
100.0
650.2
425.0
1075.2
View list
15
103078191
Booysen, J (Jeremia)
1
1.0
1
0
0
100.0
1056.7
425.0
1481.7
View list
16
1050104301
Blaauw, L (Lucin)
1
1.0
1
0
0
100.0
1242.5
425.0
1667.5
View list
17
203078167
Arendse, A (Amy-Leigh)
1
1.0
1
0
0
100.0
1242.5
425.0
1667.5
View list
18
103066817
April, W (Wheneno)
1
1.0
1
0
0
100.0
1121.4
425.0
1546.4
View list
19
105088342
Apools, C (Chadwick)
1
1.0
1
0
0
100.0
803.3
425.0
1228.3
View list
20
103069717
Festus, J (Joshua)
1
1.0
1
0
0
100.0
803.3
425.0
1228.3
View list