Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Ross, L (Lamar)

Chess SA id

1120319185

FIDE id

Date of birth

2012-12-03 (U16)

Gender

Male

Region

John Taolo Gaetswewe (NCJ)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1266.9	1277.9	1200	1200
Raw rating	1266.9	1277.9	1200	1200
Weighted rating	1236.6	1243.1	1200	1200
Weighted performance	0	0	0	0
Floor	766.9	777.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	150.7	148.4	165.8	165.8
Highest rating	1266.9 2025-09-01	1277.9 2025-09-01	1200 2025-05-05	1200 2025-05-05
Highest raw rating	1266.9 2025-09-01	1277.9 2025-09-01	1200 2025-05-05	1200 2025-05-05
Highest weighted rating	1220.1 2025-09-01	1224 2025-09-01	1200 2025-05-05	1200 2025-05-05
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1266.9	1277.9	1200	1200
Analysis
Rating	1266.9	1277.9	1200	1200
Raw rating	1266.9	1277.9	1200	1200
Weighted rating	1236.6	1243.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	766.9	777.9	700	700
Max/Min rating change allowed	150.7	148.4	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	1266.9	1277.9	1200	1200
New weighted rating	1240.1	1247.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1266.9	1277.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1266.9	1277.9	1200	1200
New K-factor	36	36	36	36
New floor	766.9	777.9	700	700

Item	Main	Standard
	0	0
	15	15
	0	0
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	John Taolo Gaetswewe (NCJ)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	15	10	66.67	141.7	1205.8	1347.5
Standard	15	10	66.67	141.7	1205.8	1347.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	10	66.67	141.7	1205.8	1347.5
Standard	15	10	66.67	141.7	1205.8	1347.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1266.9	1277.9	1200	1200
2025-11-30	1266.9	1277.9	1200	1200
2025-11-01	1266.9	1277.9	1200	1200
2025-09-30	1266.9	1277.9	1200	1200
2025-09-01	1266.9	1277.9	1200	1200
2025-08-01	1261.2	1273.6	1200	1200
2025-07-01	1261.2	1273.6	1200	1200
2025-06-01	1261.2	1273.6	1200	1200
2025-05-01	1219.8	1224.3	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	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	JTG Open Tournament 4 2025 (C)	2025-07-26	2025-07-26	Standard	John Taolo Gaetswewe (NCJ)	5	5	3	Yes	Analysis
2	2025 Hotazel College Rated Chess Tournament (U13)	2025-05-10	2025-05-10	Standard	John Taolo Gaetswewe (NCJ)	5	5	4	Yes	Analysis
3	JTG Open Tournament 2 2025 (C)	2025-04-12	2025-04-12	Standard	John Taolo Gaetswewe (NCJ)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament JTG Open Tournament 2 2025				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-04-12	rnd 2	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Kuhn, J (Juhanco)				Opponent Burger, C (Christina)
2	3	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament JTG Open Tournament 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Rosemary)				Opponent Mafura, T (Thuto)
3	2	Tournament JTG Open Tournament 4 2025				Tournament JTG Open Tournament 4 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Molale, T (Teddy)				Opponent Johantan, T (Tlotlo)

#	Games	Start				End
1	6	Tournament JTG Open Tournament 2 2025				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-04-12	rnd 2	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Kuhn, J (Juhanco)				Opponent Burger, C (Christina)
2	3	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament JTG Open Tournament 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Rosemary)				Opponent Mafura, T (Thuto)
3	2	Tournament JTG Open Tournament 4 2025				Tournament JTG Open Tournament 4 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Molale, T (Teddy)				Opponent Johantan, T (Tlotlo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament JTG Open Tournament 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Rosemary)				Opponent Mafura, T (Thuto)
2	3	Tournament JTG Open Tournament 2 2025				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Jacobs, R (Rosemary)				Opponent Burger, C (Christina)
3	2	Tournament JTG Open Tournament 4 2025				Tournament JTG Open Tournament 4 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Molale, T (Teddy)				Opponent Johantan, T (Tlotlo)

#	Games	Start				End
1	3	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament JTG Open Tournament 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Rosemary)				Opponent Mafura, T (Thuto)
2	3	Tournament JTG Open Tournament 2 2025				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Jacobs, R (Rosemary)				Opponent Burger, C (Christina)
3	2	Tournament JTG Open Tournament 4 2025				Tournament JTG Open Tournament 4 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 5	type Standard	result 1
		Opponent Molale, T (Teddy)				Opponent Johantan, T (Tlotlo)

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	Cronje ,I (Ian)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Cronje ,I (Ian)	2	1202.2	989.7	2	1203.1	989.7	0	0	0	0	0	0
2	Jacobs ,R (Rosemary)	2	2	425	2	2	425	0	0	0	0	0	0
2	Jacobs ,R (Rosemary)	2	1196.5	1621.5	2	1195.9	1621.5	0	0	0	0	0	0
3	Van Wyk ,B (Bianca)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Wyk ,B (Bianca)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Molale ,T (Teddy)	1	1	425	1	1	425	0	0	0	0	0	0
4	Molale ,T (Teddy)	1	1199.5	1624.5	1	1199.4	1624.5	0	0	0	0	0	0
5	Mpoelang ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mpoelang ,T (Tshegofatso)	1	1233.4	808.4	1	1240	808.4	0	0	0	0	0	0
6	Mafura ,T (Thuto)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mafura ,T (Thuto)	1	1199.7	1624.7	1	1199.7	1624.7	0	0	0	0	0	0
7	Ellis ,M (Malherbe James)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ellis ,M (Malherbe James)	1	1204.5	1629.5	1	1206.6	1629.5	0	0	0	0	0	0
8	Johantan ,T (Tlotlo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Johantan ,T (Tlotlo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Adams ,J (Jacquin)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Adams ,J (Jacquin)	1	1199.1	774.1	1	1198.9	774.1	0	0	0	0	0	0
10	Makgetla ,T (Tsaone)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Makgetla ,T (Tsaone)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Statistics

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PLAYER PAGE

Personal

Van Der Ross, L (Lamar)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms