Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, K (Karlo)

Chess SA id

1170320292

FIDE id

Date of birth

2017-02-02 (U10)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1254.4	1199.5	1290.9	1200
Raw rating	1254.4	1199.5	1290.9	1200
Weighted rating	1213	1199.5	1222.4	1200
Weighted performance	0	0	0	0
Floor	754.4	699.9	790.9	700
K-factor	36	40	36	36
Min/Max rating change allowed	153.4	165.9	145.7	165.8
Highest rating	1254.4 2025-09-01	1199.9 2025-05-13	1290.9 2025-09-01	1200 2025-06-01
Highest raw rating	1254.4 2025-09-01	1199.9 2025-05-13	1290.9 2025-09-01	1200 2025-06-01
Highest weighted rating	1204.9 2025-09-01	1199.9 2025-05-13	1208.9 2025-09-01	1200 2025-06-01
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	1254.4	1199.5	1290.9	1200
Analysis
Rating	1254.4	1199.5	1290.9	1200
Raw rating	1254.4	1199.5	1290.9	1200
Weighted rating	1213	1199.5	1222.4
Weighted performance	0	0	0
K-factor	36	40	36	36
Floor	754.4	699.9	790.9	700
Max/Min rating change allowed	153.4	165.9	145.7	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	1254.4	1199.5	1290.9	1200
New weighted rating	1216.8	1199.5	1228.7	1200
New weighted performance	0	0	0	0
Temp new rating	1254.4	1199.5	1290.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1254.4	1199.5	1290.9	1200
New K-factor	36	40	36	36
New floor	754.4	699.9	790.9	700

Item	Main	Standard	Rapid
	0	0	0
	14	4	10
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	14	4	10

Games since
	Main 14	Standard 4		Rapid 10		Blitz 0
Gender	Male
Age group	U10
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	14	8	57.14	60.7	1200.2	1260.9
Standard	4	0.5	12.5	-318.8	1188.8	870.1
Rapid	10	7.5	75	212.5	1204.8	1417.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	8	57.14	60.7	1200.2	1260.9
Standard	4	0.5	12.5	-318.8	1188.8	870.1
Rapid	10	7.5	75	212.5	1204.8	1417.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1254.4	1199.5	1290.9	1200
2025-09-30	1254.4	1199.5	1290.9	1200
2025-09-01	1254.4	1199.5	1290.9	1200
2025-08-01	1212.2	1199.5	1220.9	1200
2025-07-01	1199.3	1199.3	1200	1200
2025-06-01	1195.3	1195.3	1200	1200
2025-05-01	1200	1200	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
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	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
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pedro Booyse Top Schools 2025 (U9)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	5	4.5	Yes	Analysis
2	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
3	West Coast And Mykonos Open 2025 (U10)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	5	4	0.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pedro Booyse Top Schools 2025 (U9)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	5	4.5	Yes	Analysis
2	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
3	West Coast And Mykonos Open 2025 (U10)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent LaMeyer, F (Farenique)				Opponent Cloete, F (Fletcher)
2	3	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Meyer, A (Aron)				Opponent Williams, A (Ah-keen)
3	1	Tournament West Coast And Mykonos Open 2025				Tournament West Coast And Mykonos Open 2025
		date 2025-05-03	rnd 4	type Standard	result 0.5	date 2025-05-03	rnd 4	type Standard	result 0.5
		Opponent Warner, A (Amalia)				Opponent Warner, A (Amalia)

#	Games	Start				End
1	1	Tournament West Coast And Mykonos Open 2025				Tournament West Coast And Mykonos Open 2025
		date 2025-05-03	rnd 4	type Standard	result 0.5	date 2025-05-03	rnd 4	type Standard	result 0.5
		Opponent Warner, A (Amalia)				Opponent Warner, A (Amalia)

#	Games	Start				End
1	5	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent LaMeyer, F (Farenique)				Opponent Cloete, F (Fletcher)
2	3	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Meyer, A (Aron)				Opponent Williams, A (Ah-keen)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Meyer, A (Aron)				Opponent Williams, A (Ah-keen)
2	2	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Ryk, M (Marsheley)				Opponent Cloete, F (Fletcher)
3	2	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent LaMeyer, F (Farenique)				Opponent Van Huyssteen, A (Alexander)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Meyer, A (Aron)				Opponent Williams, A (Ah-keen)
2	2	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Ryk, M (Marsheley)				Opponent Cloete, F (Fletcher)
3	2	Tournament Pedro Booyse Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent LaMeyer, F (Farenique)				Opponent Van Huyssteen, A (Alexander)

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	LaMeyer ,F (Farenique)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
1	LaMeyer ,F (Farenique)	2	1200	1412.5	0	0	0	2	1200	1412.5	0	0	0
2	Jansen ,D (Dominic)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jansen ,D (Dominic)	1	1199.9	774.9	1	1199.8	774.9	0	0	0	0	0	0
3	Erasmus ,M (Migal)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Erasmus ,M (Migal)	1	1219.4	794.4	1	1197.5	794.4	0	0	0	0	0	0
4	Warner ,A (Amalia)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Warner ,A (Amalia)	1	1103.4	1103.4	1	1199.7	1103.4	0	0	0	0	0	0
5	Louw ,T (Thomas)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Louw ,T (Thomas)	1	1232.7	807.7	1	1227.1	807.7	0	0	0	0	0	0
6	Ryk ,M (Marsheley)	1	1	425	0	0	0	1	1	425	0	0	0
6	Ryk ,M (Marsheley)	1	1236.6	1661.6	0	0	0	1	1260.8	1661.6	0	0	0
7	Meyer ,A (Aron)	1	1	425	0	0	0	1	1	425	0	0	0
7	Meyer ,A (Aron)	1	1199.9	1624.9	0	0	0	1	1199.9	1624.9	0	0	0
8	Cloete ,F (Fletcher)	1	1	425	0	0	0	1	1	425	0	0	0
8	Cloete ,F (Fletcher)	1	1199.4	1624.4	0	0	0	1	1199.6	1624.4	0	0	0
9	Williams ,A (Ah-keen)	1	1	425	0	0	0	1	1	425	0	0	0
9	Williams ,A (Ah-keen)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Van Huyssteen ,A (Alexander)	1	1	425	0	0	0	1	1	425	0	0	0
10	Van Huyssteen ,A (Alexander)	1	1219.9	1644.9	0	0	0	1	1233	1644.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Marais, K (Karlo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms