Chess South Africa Ratings Database

PLAYER PAGE

Personal

Liebenberg, D (Dewald)

Chess SA id

1070105921

FIDE id

Date of birth

2007-01-21 (U20)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1184.3	1185.1	1182.6	1200
Raw rating	1184.3	1185.1	1182.6	1200
Weighted rating	1183.5	1185.1	1181.1	1200
Weighted performance	696	700.9	0	0
Floor	812.7	780.2	757.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.6	169.4	170	165.8
Highest rating	1341.9 2020-03-01	1283.8 2020-03-01	1460.8 2020-01-01	1200 2018-10-01
Highest raw rating	1312.7 2022-04-01	1280.2 2022-04-01	1257.2 2020-02-01	1200 2024-02-01
Highest weighted rating	1312.7 2022-05-01	1280.2 2022-05-01	1257.2 2022-01-01	1200 2018-10-01
Highest weighted performance	1341.9 2020-03-01	1283.8 2020-03-01	1460.8 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1184.3	1185.1	1182.6	1200
Analysis
Rating	1184.3	1185.1	1182.6	1200
Raw rating	1184.3	1185.1	1182.6	1200
Weighted rating	1183.5	1185.1	1181.1
Weighted performance	696	700.9	0
K-factor	36	36	36	36
Floor	812.7	780.2	757.2	700
Max/Min rating change allowed	169.6	169.4	170	165.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1184.3	1185.1	1182.6	1200
New weighted rating	1183.6	1185.1	1181.3	1200
New weighted performance	695.7	700.5	0	0
Temp new rating	1184.3	1185.1	1182.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1184.3	1185.1	1182.6	1200
New K-factor	36	36	36	36
New floor	812.7	780.2	757.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	15	10	5
	11	11	0
	0	0	0
History	62	52	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	62	31	50	0	1194.7	1194.7
Standard	52	26	50	0	1199.3	1199.3
Rapid	10	5	50	0	1170.9	1170.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1184.3	1185.1	1182.6	1200
2025-09-01	1184.3	1185.1	1182.6	1200
2025-08-01	1184.3	1185.1	1182.6	1200
2025-07-01	1184.3	1185.1	1182.6	1200
2025-06-01	1184.3	1185.1	1182.6	1200
2025-05-01	1184.3	1185.1	1182.6	1200
2025-04-01	1184.3	1185.1	1182.6	1200
2025-03-01	1184.3	1185.1	1182.6	1200
2025-02-01	1184.3	1185.1	1182.6	1200
2025-01-01	1182.2	1185.1	1178.7	1200
2024-12-01	1182.2	1185.1	1178.7	1200
2024-11-01	1182.2	1185.1	1178.7	1200
2024-10-01	1182.2	1185.1	1178.7	1200
2024-09-01	1182.2	1185.1	1178.7	1200
2024-08-01	1182.2	1185.1	1178.7	1200
2024-07-01	1182.2	1185.1	1178.7	1200
2024-06-01	1182.2	1185.1	1178.7	1200
2024-08-01	1182.2	1185.1	1178.7	1200
2024-04-01	1182.2	1185.1	1178.7	1200
2024-03-01	1182.2	1185.1	1178.7	1200
2024-02-01	1182.2	1185.1	1178.7	1200
2024-01-01	1182.2	1185.1	1178.7	1200
2023-12-01	1182.2	1185.1	1178.7	1200
2023-11-01	1182.2	1185.1	1178.7	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	CW Top Schools 2023 (U18 Mix)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	Cape Winelands Schools Prestige 2023 (U17 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
3	Cape Winelands Schools Chess - Trials 1 2023 (U17 Boys)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
4	Western Cape Schools Chess 2022 (U15 Boys)	2022-05-07	2022-05-08	Standard	Eden (WEG)	6	6	2	Yes	Analysis
5	Overberg 2022 (U15 Boys)	2022-03-05	2022-03-05	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
6	Overberg Closed 2020 (U13 Boys)	2020-03-15	2020-03-15	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
7	OCF Open 2020 (U14)	2020-01-25	2020-01-25	Rapid	Overberg (WOS)	5	5	4	Yes	Analysis
8	Western Cape Top Schools 2019 (U13 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
9	Overberg Top Schools 2019 (U13)	2019-07-20	2019-07-20	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
10	Western Cape Schools Individuals 2019 (U13 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	1.5	Yes	Analysis
11	Overberg School Chess Close Champs 2019 (U13 Boys)	2019-03-08	2019-03-09	Standard	Overberg (WOS)	6	6	4	Yes	Analysis
12	Western Cape Top Schools 2018 (U11 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	4	0	Yes	Analysis

#	Games	Start				End
1	5	Tournament Western Cape Top Schools 2019				Tournament OCF Open 2020
		date 2019-09-01	rnd 4	type Standard	result 0.5	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Jonas, SG (Sue-Win)				Opponent Lotz, J (Johndre)
2	5	Tournament Western Cape Schools Individuals 2019				Tournament Overberg Top Schools 2019
		date 2019-05-19	rnd 5	type Standard	result 0.5	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Rasdelhoff, J (Jordan)				Opponent Joubert, A (Antonio)
3	4	Tournament OCF Open 2020				Tournament Overberg Closed 2020
		date 2020-01-25	rnd 5	type Rapid	result 1	date 2020-03-15	rnd 3	type Standard	result 1
		Opponent Waldeck, S (Stanvil)				Opponent Beyers, D (Donatello)

#	Games	Start				End
1	5	Tournament Western Cape Top Schools 2019				Tournament Overberg Closed 2020
		date 2019-09-01	rnd 4	type Standard	result 0.5	date 2020-03-15	rnd 3	type Standard	result 1
		Opponent Jonas, SG (Sue-Win)				Opponent Beyers, D (Donatello)
2	5	Tournament Western Cape Schools Individuals 2019				Tournament Overberg Top Schools 2019
		date 2019-05-19	rnd 5	type Standard	result 0.5	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Rasdelhoff, J (Jordan)				Opponent Joubert, A (Antonio)
3	3	Tournament Overberg Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-31	rnd 2	type Standard	result 1
		Opponent Kleinhans, D (Dylan)				Opponent Nel, D (Danika)

#	Games	Start				End
1	3	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 1	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Michau, D (Dehann)				Opponent Lotz, J (Johndre)
2	1	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 2	type Rapid	result 1	date 2023-08-26	rnd 2	type Rapid	result 1
		Opponent Scheepers, H (Hyron)				Opponent Scheepers, H (Hyron)
3	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 5	type Rapid	result 1	date 2020-01-25	rnd 5	type Rapid	result 1
		Opponent Waldeck, S (Stanvil)				Opponent Waldeck, S (Stanvil)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament OCF Open 2020				Tournament Overberg Closed 2020
		date 2020-01-25	rnd 5	type Rapid	result 1	date 2020-03-15	rnd 3	type Standard	result 1
		Opponent Waldeck, S (Stanvil)				Opponent Beyers, D (Donatello)
2	4	Tournament Western Cape Top Schools 2019				Tournament OCF Open 2020
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Lombaard, BL (Bernard)				Opponent Lotz, J (Johndre)
3	4	Tournament Western Cape Schools Individuals 2019				Tournament Overberg Top Schools 2019
		date 2019-05-19	rnd 6	type Standard	result 1	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Bester, Q (Q-Whine)				Opponent Joubert, A (Antonio)

#	Games	Start				End
1	4	Tournament Western Cape Top Schools 2019				Tournament Overberg Closed 2020
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-03-15	rnd 3	type Standard	result 1
		Opponent Lombaard, BL (Bernard)				Opponent Beyers, D (Donatello)
2	4	Tournament Western Cape Schools Individuals 2019				Tournament Overberg Top Schools 2019
		date 2019-05-19	rnd 6	type Standard	result 1	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Bester, Q (Q-Whine)				Opponent Joubert, A (Antonio)
3	3	Tournament Overberg Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-31	rnd 2	type Standard	result 1
		Opponent Kleinhans, D (Dylan)				Opponent Nel, D (Danika)

#	Games	Start				End
1	3	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 1	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Michau, D (Dehann)				Opponent Lotz, J (Johndre)
2	1	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 2	type Rapid	result 1	date 2023-08-26	rnd 2	type Rapid	result 1
		Opponent Scheepers, H (Hyron)				Opponent Scheepers, H (Hyron)
3	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 5	type Rapid	result 1	date 2020-01-25	rnd 5	type Rapid	result 1
		Opponent Waldeck, S (Stanvil)				Opponent Waldeck, S (Stanvil)

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Jonas ,SG (Sue-Win Gurshlin)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Jonas ,SG (Sue-Win Gurshlin)	3	1292.1	1008.8	3	1293.9	1008.8	0	0	0	0	0	0
2	Michau ,D (Dehann)	2	2	425	1	1	425	1	1	425	0	0	0
2	Michau ,D (Dehann)	2	1162.5	1587.5	1	1200	1587.5	1	1200	1587.5	0	0	0
3	Botha ,D (Dale)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Botha ,D (Dale)	1	1002.8	577.8	1	971.4	577.8	0	0	0	0	0	0
4	Bester ,HN (Hugo Nicolaas)	1	1	425	1	1	425	0	0	0	0	0	0
4	Bester ,HN (Hugo Nicolaas)	1	1293.1	1718.1	1	1277.2	1718.1	0	0	0	0	0	0
5	Blomerus ,K (Kian)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Blomerus ,K (Kian)	1	1452.2	1027.2	1	1415.9	1027.2	0	0	0	0	0	0
6	Nceka ,T (Troy)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nceka ,T (Troy)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Fransman ,A (Archard)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Fransman ,A (Archard)	1	1188.7	763.7	1	1171.6	763.7	0	0	0	0	0	0
8	Jambo ,S (Stanwill)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Jambo ,S (Stanwill)	1	1185.8	760.8	1	1200	760.8	0	0	0	0	0	0
9	Joubert ,A (Antonio)	1	1	425	1	1	425	0	0	0	0	0	0
9	Joubert ,A (Antonio)	1	1104.5	1529.5	1	1123.6	1529.5	0	0	0	0	0	0
10	Groenewald ,R (Randuaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Groenewald ,R (Randuaan)	1	1215.2	790.2	1	1219.2	790.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Liebenberg, D (Dewald)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms