Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Haast, L (Liahm)

Chess SA id

1090140208

FIDE id

Date of birth

2009-11-11 (U18)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-09-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1211.2	1210.8	1200	1200
Raw rating	1211.2	1210.8	1200	1200
Weighted rating	1208.8	1207.9	1200	1200
Weighted performance	0	0	0	0
Floor	727.9	731.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.2	163.3	165.8	165.8
Highest rating	1311.8 2022-08-01	1302.2 2022-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1227.9 2024-02-01	1231.2 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1227.9 2024-07-01	1231.2 2024-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1311.8 2022-08-01	1302.2 2022-08-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1211.2	1210.8	1200	1200
Analysis
Rating	1211.2	1210.8	1200	1200
Raw rating	1211.2	1210.8	1200	1200
Weighted rating	1208.8	1207.9	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	727.9	731.2	700	700
Max/Min rating change allowed	163.2	163.3	165.8	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	1211.2	1210.8	1200	1200
New weighted rating	1208.7	1207.7	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1211.2	1210.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1211.2	1210.8	1200	1200
New K-factor	36	36	36	36
New floor	727.9	731.2	700	700

Item	Main	Standard
	0	0
	0	0
	9	9
	0	0
	10	10
	0	0
History	19	19

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	19	9	47.37	-22.4	1199.7	1177.3
Standard	19	9	47.37	-22.4	1199.7	1177.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1211.2	1210.8	1200	1200
2025-09-01	1211.2	1210.8	1200	1200
2025-08-01	1211.2	1210.8	1200	1200
2025-07-01	1211.2	1210.8	1200	1200
2025-06-01	1211.2	1210.8	1200	1200
2025-05-01	1211.2	1210.8	1200	1200
2025-04-01	1211.2	1210.8	1200	1200
2025-03-01	1211.2	1210.8	1200	1200
2025-02-01	1210.1	1209.4	1200	1200
2025-01-01	1187.9	1182.3	1200	1200
2024-12-01	1187.9	1182.3	1200	1200
2024-11-01	1187.9	1182.3	1200	1200
2024-10-01	1187.9	1182.3	1200	1200
2024-09-01	1202.2	1199.9	1200	1200
2024-08-01	1202.2	1199.9	1200	1200
2024-07-01	1227.9	1231.2	1200	1200
2024-06-01	1227.9	1231.2	1200	1200
2024-08-01	1227.9	1231.2	1200	1200
2024-04-01	1227.9	1231.2	1200	1200
2024-03-01	1227.9	1231.2	1200	1200
2024-02-01	1227.9	1231.2	1200	1200
2024-01-01	1227.9	1231.2	1200	1200
2023-12-01	1227.9	1231.2	1200	1200
2023-11-01	1227.9	1231.2	1200	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	Centurion Chess Open Tournament 2024 (C)	2024-09-21	2024-09-21	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2024 Tshwane North School District Cluster 4 & 5 Team League (U15)	2024-07-20	2024-07-20	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
3	D7 Teams 2022 (U13 Mixed+Girls)	2022-08-13	2022-08-13	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
4	LS Vryheidsmonument Chess Open 2022 (C)	2022-05-07	2022-05-07	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament D7 Teams 2022				Tournament 2024 Tshwane North School District Cluster 4 & 5 Team League
		date 2022-08-13	rnd 2	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Weber, KP (Keagan)				Opponent Ford, J (Jennifer)
2	2	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 1	type Standard	result 1	date 2024-09-21	rnd 2	type Standard	result 1
		Opponent Ramonyai, M (Maribe)				Opponent Upadhyay, S (Savya)
3	2	Tournament LS Vryheidsmonument Chess Open 2022				Tournament LS Vryheidsmonument Chess Open 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Venter, J (James)				Opponent Horne, T (Tiaan)

#	Games	Start				End
1	5	Tournament D7 Teams 2022				Tournament 2024 Tshwane North School District Cluster 4 & 5 Team League
		date 2022-08-13	rnd 2	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Weber, KP (Keagan)				Opponent Ford, J (Jennifer)
2	2	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 1	type Standard	result 1	date 2024-09-21	rnd 2	type Standard	result 1
		Opponent Ramonyai, M (Maribe)				Opponent Upadhyay, S (Savya)
3	2	Tournament LS Vryheidsmonument Chess Open 2022				Tournament LS Vryheidsmonument Chess Open 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Venter, J (James)				Opponent Horne, T (Tiaan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament D7 Teams 2022				Tournament 2024 Tshwane North School District Cluster 4 & 5 Team League
		date 2022-08-13	rnd 2	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Weber, KP (Keagan)				Opponent Ford, J (Jennifer)
2	2	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 1	type Standard	result 1	date 2024-09-21	rnd 2	type Standard	result 1
		Opponent Ramonyai, M (Maribe)				Opponent Upadhyay, S (Savya)
3	2	Tournament LS Vryheidsmonument Chess Open 2022				Tournament LS Vryheidsmonument Chess Open 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Venter, J (James)				Opponent Horne, T (Tiaan)

#	Games	Start				End
1	5	Tournament D7 Teams 2022				Tournament 2024 Tshwane North School District Cluster 4 & 5 Team League
		date 2022-08-13	rnd 2	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Weber, KP (Keagan)				Opponent Ford, J (Jennifer)
2	2	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 1	type Standard	result 1	date 2024-09-21	rnd 2	type Standard	result 1
		Opponent Ramonyai, M (Maribe)				Opponent Upadhyay, S (Savya)
3	2	Tournament LS Vryheidsmonument Chess Open 2022				Tournament LS Vryheidsmonument Chess Open 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Venter, J (James)				Opponent Horne, T (Tiaan)

No games found.

#	Games	Start				End

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	Weber ,KP (Keagan Peter)	1	1	425	1	1	425	0	0	0	0	0	0
1	Weber ,KP (Keagan Peter)	1	1256.8	1681.8	1	1236.3	1681.8	0	0	0	0	0	0
2	Machet ,J (Jordan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Machet ,J (Jordan)	1	1203	778	1	1200	778	0	0	0	0	0	0
3	Eberwein ,HJ (Heinrich Jurgen)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Eberwein ,HJ (Heinrich Jurgen)	1	1199.3	774.3	1	1194.5	774.3	0	0	0	0	0	0
4	Upadhyay ,S (Savya)	1	1	425	1	1	425	0	0	0	0	0	0
4	Upadhyay ,S (Savya)	1	1281.8	1706.8	1	1267.4	1706.8	0	0	0	0	0	0
5	Smook ,J (Jayden)	1	1	425	1	1	425	0	0	0	0	0	0
5	Smook ,J (Jayden)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Kibrom ,I (Isaac)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kibrom ,I (Isaac)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Shabangu ,M (Musawenkosi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Shabangu ,M (Musawenkosi)	1	1222.9	797.9	1	1227.6	797.9	0	0	0	0	0	0
8	De Meyer ,M (Marius)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	De Meyer ,M (Marius)	1	1163	738	1	1153.9	738	0	0	0	0	0	0
9	Venter ,J (James)	1	1	425	1	1	425	0	0	0	0	0	0
9	Venter ,J (James)	1	1157.8	1582.8	1	1148	1582.8	0	0	0	0	0	0
10	Gladile ,S (Smangele)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Gladile ,S (Smangele)	1	1226.9	801.9	1	1229.9	801.9	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

De Haast, L (Liahm)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms