Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, L (Louis)

Chess SA id

1120144764

FIDE id

Date of birth

2012-12-12 (U14)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1117.3	1107.8	1200	1200
Raw rating	1117.3	1107.8	1200	1200
Weighted rating	1116.7	1107	1200	1200
Weighted performance	812.9	809.3	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	186.5	189.1	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1117.3	1107.8	1200	1200
Analysis
Rating	1117.3	1107.8	1200	1200
Raw rating	1117.3	1107.8	1200	1200
Weighted rating	1116.7	1107	1200
Weighted performance	812.9	809.3	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	186.5	189.1	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	1117.3	1107.8	1200	1200
New weighted rating	1116.7	1107	1200	1200
New weighted performance	806.5	803	0	0
Temp new rating	1117.3	1107.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1117.3	1107.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	10	10
	10	10
	0	0
History	30	30

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	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	30	10.5	35	-127.5	1206.5	1079
Standard	30	10.5	35	-127.5	1206.5	1079
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1117.3	1107.8	1200	1200
2025-09-30	1117.3	1107.8	1200	1200
2025-09-01	1117.3	1107.8	1200	1200
2025-08-01	1117.3	1107.8	1200	1200
2025-07-01	1117.3	1107.8	1200	1200
2025-06-01	1117.3	1107.8	1200	1200
2025-05-01	1117.3	1107.8	1200	1200
2025-04-01	1117.3	1107.8	1200	1200
2025-03-01	1117.3	1107.8	1200	1200
2025-02-01	1117.2	1107.6	1200	1200
2025-01-01	1113.6	1103.2	1200	1200
2024-12-01	1113.6	1103.2	1200	1200
2024-11-01	1113.6	1103.2	1200	1200
2024-10-01	1113.6	1103.2	1200	1200
2024-09-01	1113.6	1103.2	1200	1200
2024-08-01	1113.6	1103.2	1200	1200
2024-07-01	1113.6	1103.2	1200	1200
2024-09-01	1113.6	1103.2	1200	1200
2024-05-01	1113.6	1103.2	1200	1200
2024-04-01	1137.2	1132.8	1200	1200
2024-03-01	1121.9	1113.2	1200	1200
2024-02-01	1121.9	1113.2	1200	1200
2024-01-01	1121.9	1113.2	1200	1200
2023-12-01	1121.9	1113.2	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	Vaalpark Primary Chess Open 2024 (D)	2024-04-13	2024-04-13	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis
2	Laerskool Midvaal Chess Open Section 2024 (D)	2024-02-10	2024-02-10	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
3	Gauteng D7 Teams 2023 (U13)	2023-08-12	2023-08-12	Standard	Sedibeng (GSV)	5	0	0	No	Analysis
4	Gauteng Schools D7 2023 (U11 Boys)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
5	Laerkool Midvaal Chess Open 2023 (D)	2023-01-28	2023-01-28	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
6	D7 Teams 2022 (U9+U11 Mixed)	2022-08-13	2022-08-13	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
7	2022 Gauteng Schools Team Championships (U11 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament D7 Teams 2022				Tournament D7 Teams 2022
		date 2022-08-13	rnd 3	type Standard	result 1	date 2022-08-13	rnd 5	type Standard	result 0.5
		Opponent Van Niekerk, K (Kaylee)				Opponent Barnard, J (Josua)
2	2	Tournament Laerskool Midvaal Chess Open Section 2024				Tournament Vaalpark Primary Chess Open 2024
		date 2024-02-10	rnd 5	type Standard	result 1	date 2024-04-13	rnd 1	type Standard	result 0.5
		Opponent Luthango, L (Lakhe)				Opponent Hutcheson, JL (Justin Luke)
3	2	Tournament Laerskool Midvaal Chess Open Section 2024				Tournament Laerskool Midvaal Chess Open Section 2024
		date 2024-02-10	rnd 2	type Standard	result 0.5	date 2024-02-10	rnd 3	type Standard	result 1
		Opponent Chidamba, N (Nyasha)				Opponent Makhubotlwane, K (Keletso)

#	Games	Start				End
1	3	Tournament D7 Teams 2022				Tournament D7 Teams 2022
		date 2022-08-13	rnd 3	type Standard	result 1	date 2022-08-13	rnd 5	type Standard	result 0.5
		Opponent Van Niekerk, K (Kaylee)				Opponent Barnard, J (Josua)
2	2	Tournament Laerskool Midvaal Chess Open Section 2024				Tournament Vaalpark Primary Chess Open 2024
		date 2024-02-10	rnd 5	type Standard	result 1	date 2024-04-13	rnd 1	type Standard	result 0.5
		Opponent Luthango, L (Lakhe)				Opponent Hutcheson, JL (Justin Luke)
3	2	Tournament Laerskool Midvaal Chess Open Section 2024				Tournament Laerskool Midvaal Chess Open Section 2024
		date 2024-02-10	rnd 2	type Standard	result 0.5	date 2024-02-10	rnd 3	type Standard	result 1
		Opponent Chidamba, N (Nyasha)				Opponent Makhubotlwane, K (Keletso)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament D7 Teams 2022				Tournament D7 Teams 2022
		date 2022-08-13	rnd 3	type Standard	result 1	date 2022-08-13	rnd 4	type Standard	result 1
		Opponent Van Niekerk, K (Kaylee)				Opponent Robbertse, D (Duncan)
2	1	Tournament Vaalpark Primary Chess Open 2024				Tournament Vaalpark Primary Chess Open 2024
		date 2024-04-13	rnd 4	type Standard	result 1	date 2024-04-13	rnd 4	type Standard	result 1
		Opponent Madibana, M (Mapula)				Opponent Madibana, M (Mapula)
3	1	Tournament Laerskool Midvaal Chess Open Section 2024				Tournament Laerskool Midvaal Chess Open Section 2024
		date 2024-02-10	rnd 5	type Standard	result 1	date 2024-02-10	rnd 5	type Standard	result 1
		Opponent Luthango, L (Lakhe)				Opponent Luthango, L (Lakhe)

#	Games	Start				End
1	2	Tournament D7 Teams 2022				Tournament D7 Teams 2022
		date 2022-08-13	rnd 3	type Standard	result 1	date 2022-08-13	rnd 4	type Standard	result 1
		Opponent Van Niekerk, K (Kaylee)				Opponent Robbertse, D (Duncan)
2	1	Tournament Vaalpark Primary Chess Open 2024				Tournament Vaalpark Primary Chess Open 2024
		date 2024-04-13	rnd 4	type Standard	result 1	date 2024-04-13	rnd 4	type Standard	result 1
		Opponent Madibana, M (Mapula)				Opponent Madibana, M (Mapula)
3	1	Tournament Laerskool Midvaal Chess Open Section 2024				Tournament Laerskool Midvaal Chess Open Section 2024
		date 2024-02-10	rnd 5	type Standard	result 1	date 2024-02-10	rnd 5	type Standard	result 1
		Opponent Luthango, L (Lakhe)				Opponent Luthango, L (Lakhe)

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	Blignaut ,A (Alma)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Blignaut ,A (Alma)	2	1165.6	740.6	2	1156.9	740.6	0	0	0	0	0	0
2	Wagner ,E (Elona)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Wagner ,E (Elona)	2	1346.6	921.6	2	1352.4	921.6	0	0	0	0	0	0
3	Barnard ,J (Josua)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Barnard ,J (Josua)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Du Toit ,C (Christiaan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Du Toit ,C (Christiaan)	1	1177.8	1602.8	1	1172.4	1602.8	0	0	0	0	0	0
5	Van Niekerk ,K (Kaylee)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van Niekerk ,K (Kaylee)	1	1199	1624	1	1198.4	1624	0	0	0	0	0	0
6	Robbertse ,D (Duncan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Robbertse ,D (Duncan)	1	1201.3	1626.3	1	1201.6	1626.3	0	0	0	0	0	0
7	Semela ,K (Kgosiyami)	1	1	425	1	1	425	0	0	0	0	0	0
7	Semela ,K (Kgosiyami)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Malefetsi ,S (Sibonginkosi)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Malefetsi ,S (Sibonginkosi)	1	1182.1	757.1	1	1178.8	757.1	0	0	0	0	0	0
9	Mokoena ,D (Disema)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mokoena ,D (Disema)	1	1184.7	759.7	1	1182.4	759.7	0	0	0	0	0	0
10	Smith ,MI (Melea Ine)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Smith ,MI (Melea Ine)	1	1157.3	732.3	1	1138.5	732.3	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

Marais, L (Louis)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms