Chess South Africa
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Chess South Africa
Liebenberg, D (Dewald)
Dob:
2007/01/21 (U18)
Gender:
Male
Chess SA id:
1070105921
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2023/08/26 (474 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
1182.2
Current Weighted rating
1186.6
Current Weighted performance
800.1
Current official/published rating (highest between Raw, WR and WP)
1186.6
Current highest rating achieved
1312.7
Current floor (min rating allowed)
812.7
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)
±170.1
Current Raw change used (final)
0.0
Projected new Raw rating
1182.2
Projected new Weighed rating
1090.7
Projected new Weighted performance
800.1
Projected new final Raw rating (if new WP > new Raw)
1182.2
Projected new highest rating
1312.7
Projected new floor
812.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1182.2
Projected effective change (new Official - current Official)
-4.4
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
1185.1
Current Weighted rating
1185.7
Current Weighted performance
826.2
Current official/published rating (highest between Raw, WR and WP)
1185.7
Current highest rating achieved
1280.2
Current floor (min rating allowed)
780.2
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)
±169.4
Current Raw change used (final)
0.0
Projected new Raw rating
1185.1
Projected new Weighed rating
1090.5
Projected new Weighted performance
826.2
Projected new final Raw rating (if new WP > new Raw)
1185.1
Projected new highest rating
1280.2
Projected new floor
780.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1185.1
Projected effective change (new Official - current Official)
-0.6
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
1178.7
Current Weighted rating
1186.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1186.0
Current highest rating achieved
1257.2
Current floor (min rating allowed)
757.2
Current K-factor
36
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)
±170.9
Current Raw change used (final)
0.0
Projected new Raw rating
1178.7
Projected new Weighed rating
1089.9
Projected new Weighted performance
400.8
Projected new final Raw rating (if new WP > new Raw)
1178.7
Projected new highest rating
1257.2
Projected new floor
757.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1178.7
Projected effective change (new Official - current Official)
-7.3
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
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
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
12
CW Top Schools 2023 (U18 Mix)
2023/08/26
2023/08/26
Cape Winelands (WCW)
Rapid
32
0.63
5
5
1.0
1223.9
1257.2
Analysis
11
Cape Winelands Schools Prestige 2023 (U17 Boys)
2023/03/11
2023/03/11
Cape Winelands (WCW)
Standard
60
0.83
5
5
1.0
1281.3
1250.3
Analysis
10
Cape Winelands Schools Chess - Trials 1 2023 (U17 Boys)
2023/02/25
2023/02/25
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1272.3
1230.5
Analysis
9
Western Cape Schools Chess 2022 (U15 Boys)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
2.0
1312.7
1280.2
Analysis
8
Overberg 2022 (U15 Boys)
2022/03/05
2022/03/05
Overberg (WOS)
Standard
65
0.85
5
5
3.0
1308.4
1270.5
Analysis
7
Overberg Closed 2020 (U13 Boys)
2020/03/15
2020/03/15
Overberg (WOS)
Standard
60
0.83
5
5
4.0
1252.9
1231.6
Analysis
6
OCF Open 2020 (U14)
2020/01/25
2020/01/25
Overberg (WOS)
Rapid
15
0.39
5
5
4.0
1226.2
1200.0
Analysis
5
Western Cape Top Schools 2019 (U13 Mix)
2019/08/31
2019/09/01
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.5
1169.4
1163.2
Analysis
4
Overberg Top Schools 2019 (U13)
2019/07/20
2019/07/20
Overberg (WOS)
Standard
60
0.83
5
5
4.0
1118.3
1094.8
Analysis
3
Western Cape Schools Individuals 2019 (U13 Boys)
2019/05/18
2019/05/19
Eden District (WEG)
Standard
60
0.83
6
6
1.5
1159.8
1150.0
Analysis
2
Overberg School Chess Close Champs 2019 (U13 Boys)
2019/03/08
2019/03/09
Overberg (WOS)
Standard
60
0.83
6
6
4.0
1121.0
1098.8
Analysis
1
Western Cape Top Schools 2018 (U11 Mix)
2018/08/25
2018/08/26
Overberg (WOS)
Standard
60
0.83
5
4
0.0
1200.0
1200.0
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
67
34
2
31
35.0
52.2
19.0
1188.8
1207.8
White
32
16
1
15
16.5
51.6
13.3
1174.1
1187.4
Black
35
18
1
16
18.5
52.9
24.3
1202.2
1226.5
Standard
All
57
29
2
26
30.0
52.6
22.4
1191.9
1214.3
White
27
12
1
14
12.5
46.3
-31.5
1171.7
1140.2
Black
30
17
1
12
17.5
58.3
70.8
1210.2
1281.0
Rapid
All
10
5
0
5
5.0
50.0
0.0
1170.9
1170.9
White
5
4
0
1
4.0
80.0
255.0
1187.1
1442.1
Black
5
1
0
4
1.0
20.0
-255.0
1154.8
899.8
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
106088984
Jonas, SG (Sue-Win)
4
0.5
0
1
3
12.5
1141.5
-318.8
822.7
View list
2
1060116662
Chivano, J (Jack)
2
2.0
2
0
0
100.0
1118.3
425.0
1543.3
View list
3
106091562
Joubert, A (Antonio)
2
2.0
2
0
0
100.0
1118.3
425.0
1543.3
View list
4
1060116654
Kleinhans, D (Dylan)
2
2.0
2
0
0
100.0
1118.3
425.0
1543.3
View list
5
1070111314
Michau, D (Dehann)
2
2.0
2
0
0
100.0
1173.6
425.0
1598.6
View list
6
208080805
Olivier, J (Jodi)
2
2.0
2
0
0
100.0
1118.3
425.0
1543.3
View list
7
1070102790
Beyers, D (Donatello)
1
1.0
1
0
0
100.0
1252.9
425.0
1677.9
View list
8
1070110154
Bester, Q (Q-Whine)
1
1.0
1
0
0
100.0
1159.8
425.0
1584.8
View list
9
108091557
Bester, HN (Hugo)
1
1.0
1
0
0
100.0
1308.4
425.0
1733.4
View list
10
1070130333
Braaf, T (Tyrique)
1
1.0
1
0
0
100.0
1252.9
425.0
1677.9
View list
11
1070108410
Crossley, H (Hogan)
1
1.0
1
0
0
100.0
1312.7
425.0
1737.7
View list
12
107078598
Cloete, A (Alesundro)
1
1.0
1
0
0
100.0
1312.7
425.0
1737.7
View list
13
106088976
Amsterdam, GE (Greswil)
1
1.0
1
0
0
100.0
1121.0
425.0
1546.0
View list
14
1060110748
Geerdts, A (Andre)
1
1.0
1
0
0
100.0
1121.0
425.0
1546.0
View list
15
1070146176
Hawley, J (Juanro)
1
1.0
1
0
0
100.0
1272.3
425.0
1697.3
View list
16
1060132380
Lambregts, D (Davian)
1
1.0
1
0
0
100.0
1272.3
425.0
1697.3
View list
17
106088148
Lombaard, BL (Bernard)
1
1.0
1
0
0
100.0
1169.4
425.0
1594.4
View list
18
1070099829
Lotz, J (Johndre)
1
1.0
1
0
0
100.0
1226.2
425.0
1651.2
View list
19
106084224
Mootsi, S (Seemo)
1
1.0
1
0
0
100.0
1281.3
425.0
1706.3
View list
20
1070138406
Mulder, V (Vosloo)
1
1.0
1
0
0
100.0
1308.4
425.0
1733.4
View list