Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Haast, M (Marinus)

Chess SA id

1070141922

FIDE id

Date of birth

2007-03-27 (U20)

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	1169.8	1162.6	1200	1200
Raw rating	1169.8	1162.6	1200	1200
Weighted rating	1168.4	1160.9	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	173.1	174.9	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	1169.8	1162.6	1200	1200
Analysis
Rating	1169.8	1162.6	1200	1200
Raw rating	1169.8	1162.6	1200	1200
Weighted rating	1168.4	1160.9	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	173.1	174.9	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	1169.8	1162.6	1200	1200
New weighted rating	1168.3	1160.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1169.8	1162.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1169.8	1162.6	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	4	4
	0	0
	5	5
	0	0
History	9	9

Games since
	Main 4	Standard 4		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	9	3	33.33	-141.7	1195.3	1053.7
Standard	9	3	33.33	-141.7	1195.3	1053.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1169.8	1162.6	1200	1200
2025-09-01	1169.8	1162.6	1200	1200
2025-08-01	1169.8	1162.6	1200	1200
2025-07-01	1169.8	1162.6	1200	1200
2025-06-01	1169.8	1162.6	1200	1200
2025-05-01	1169.8	1162.6	1200	1200
2025-04-01	1169.8	1162.6	1200	1200
2025-03-01	1169.8	1162.6	1200	1200
2025-02-01	1168.8	1161.4	1200	1200
2025-01-01	1150.5	1139.6	1200	1200
2024-12-01	1150.5	1139.6	1200	1200
2024-11-01	1150.5	1139.6	1200	1200
2024-10-01	1150.5	1139.6	1200	1200
2024-09-01	1179.4	1174	1200	1200
2024-08-01	1179.4	1174	1200	1200
2024-07-01	1179.4	1174	1200	1200
2024-06-01	1179.4	1174	1200	1200
2024-08-01	1179.4	1174	1200	1200
2024-04-01	1179.4	1174	1200	1200
2024-03-01	1179.4	1174	1200	1200
2024-02-01	1179.4	1174	1200	1200
2024-01-01	1179.4	1174	1200	1200
2023-12-01	1179.4	1174	1200	1200
2023-11-01	1179.4	1174	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	4	1	Yes	Analysis
2	Gaueng Schools D7 2022 (U15 Boys)	2022-06-04	2022-06-04	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 4	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Stander, C (Christiaan)				Opponent Stander, C (Christiaan)
2	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 3	type Standard	result 1	date 2022-06-04	rnd 3	type Standard	result 1
		Opponent Ramohomane, K (Kelebogile)				Opponent Ramohomane, K (Kelebogile)
3	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 1	type Standard	result 1	date 2022-06-04	rnd 1	type Standard	result 1
		Opponent Roelofs, I (Ian)				Opponent Roelofs, I (Ian)

#	Games	Start				End
1	1	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 4	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Stander, C (Christiaan)				Opponent Stander, C (Christiaan)
2	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 3	type Standard	result 1	date 2022-06-04	rnd 3	type Standard	result 1
		Opponent Ramohomane, K (Kelebogile)				Opponent Ramohomane, K (Kelebogile)
3	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 1	type Standard	result 1	date 2022-06-04	rnd 1	type Standard	result 1
		Opponent Roelofs, I (Ian)				Opponent Roelofs, I (Ian)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 4	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Stander, C (Christiaan)				Opponent Stander, C (Christiaan)
2	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 3	type Standard	result 1	date 2022-06-04	rnd 3	type Standard	result 1
		Opponent Ramohomane, K (Kelebogile)				Opponent Ramohomane, K (Kelebogile)
3	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 1	type Standard	result 1	date 2022-06-04	rnd 1	type Standard	result 1
		Opponent Roelofs, I (Ian)				Opponent Roelofs, I (Ian)

#	Games	Start				End
1	1	Tournament Centurion Chess Open Tournament 2024				Tournament Centurion Chess Open Tournament 2024
		date 2024-09-21	rnd 4	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Stander, C (Christiaan)				Opponent Stander, C (Christiaan)
2	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 3	type Standard	result 1	date 2022-06-04	rnd 3	type Standard	result 1
		Opponent Ramohomane, K (Kelebogile)				Opponent Ramohomane, K (Kelebogile)
3	1	Tournament Gaueng Schools D7 2022				Tournament Gaueng Schools D7 2022
		date 2022-06-04	rnd 1	type Standard	result 1	date 2022-06-04	rnd 1	type Standard	result 1
		Opponent Roelofs, I (Ian)				Opponent Roelofs, I (Ian)

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	Stander ,C (Christiaan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Stander ,C (Christiaan)	1	1180.4	1605.4	1	1177.6	1605.4	0	0	0	0	0	0
2	Bholo ,M (Mxolisi)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Bholo ,M (Mxolisi)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Badenhorst ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Badenhorst ,M (Michael)	1	1222.6	797.6	1	1204.6	797.6	0	0	0	0	0	0
4	Ramohomane ,K (Kelebogile)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ramohomane ,K (Kelebogile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Jijana ,S (Siphokazi)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Jijana ,S (Siphokazi)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Chamo ,M (Mpho)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Chamo ,M (Mpho)	1	1086.2	661.2	1	1069.6	661.2	0	0	0	0	0	0
7	Roelofs ,I (Ian)	1	1	425	1	1	425	0	0	0	0	0	0
7	Roelofs ,I (Ian)	1	1218.6	1643.6	1	1220.4	1643.6	0	0	0	0	0	0
8	Nel ,J (Jacobus Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Nel ,J (Jacobus Johannes)	1	1224.8	799.8	1	1236.9	799.8	0	0	0	0	0	0
9	Majola ,O (Omphile)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Majola ,O (Omphile)	1	1225.2	800.2	1	1209.6	800.2	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

De Haast, M (Marinus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms