Chess South Africa Ratings Database

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Personal

De Haan, A (Adriaan)

Chess SA id

1080144976

FIDE id

Date of birth

2008-03-03 (U18)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1380.2

Item	Main	Standard	Rapid	Blitz
Rating	1405.8	1408.4	1200	1200
Raw rating	1405.8	1408.4	1200	1200
Weighted rating	1377.3	1377.2	1200	1200
Weighted performance	1344	1337	0	0
Floor	905.8	908.4	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	123.7	123.2	165.8	165.8
Highest rating	1405.8 2025-11-01	1408.4 2025-11-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1405.8 2025-11-01	1408.4 2025-11-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1377.3 2025-11-01	1377.2 2025-11-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1378.8 2023-06-01	1378.2 2023-06-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1405.8	1408.4	1200	1200
Analysis
Rating	1405.8	1408.4	1200	1200
Raw rating	1405.8	1408.4	1200	1200
Weighted rating	1377.3	1377.2	1200
Weighted performance	1344	1337	0
K-factor	32	32	36	36
Floor	905.8	908.4	700	700
Max/Min rating change allowed	123.7	123.2	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	1405.8	1408.4	1200	1200
New weighted rating	1379.9	1380	1200	1200
New weighted performance	1335.7	1328.7	0	0
Temp new rating	1405.8	1408.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1405.8	1408.4	1200	1200
New K-factor	32	32	36	36
New floor	905.8	908.4	700	700

Item	Main	Standard
	0	0
	16	16
	6	6
	20	20
	16	16
	0	0
History	58	58

Games since
	Main 22	Standard 22		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	West Rand (GWR)
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	16	10	62.5	106.2	1335.8	1442
Standard	16	10	62.5	106.2	1335.8	1442
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	58	34.5	59.48	80.6	1273.1	1353.7
Standard	58	34.5	59.48	80.6	1273.1	1353.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1405.8	1408.4	1200	1200
2025-09-30	1379.5	1379.6	1200	1200
2025-09-01	1379.5	1379.6	1200	1200
2025-08-01	1379.5	1379.6	1200	1200
2025-07-01	1379.5	1379.6	1200	1200
2025-06-01	1379.5	1379.6	1200	1200
2025-05-01	1379.5	1379.6	1200	1200
2025-04-01	1379.5	1379.6	1200	1200
2025-03-01	1379.5	1379.6	1200	1200
2025-02-01	1368.7	1368	1200	1200
2025-01-01	1365.2	1361.6	1200	1200
2024-12-01	1365.2	1361.6	1200	1200
2024-11-01	1370	1370.2	1200	1200
2024-10-01	1370	1370.2	1200	1200
2024-09-01	1370	1370.2	1200	1200
2024-08-01	1370	1370.2	1200	1200
2024-07-01	1370	1370.2	1200	1200
2024-09-01	1370	1370.2	1200	1200
2024-05-01	1370	1370.2	1200	1200
2024-04-01	1370	1370.2	1200	1200
2024-03-01	1370	1370.2	1200	1200
2024-02-01	1370	1370.2	1200	1200
2024-01-01	1370	1370.2	1200	1200
2023-12-01	1370	1370.2	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	2025 Gauteng Top Schools Teams (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	Paarl Boys' High School Chess Festival 2025 (B)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
3	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Top Schools Teams (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	Paarl Boys' High School Chess Festival 2025 (B)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
3	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
4	Paarl Boys' High Chess Festival 2024	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
5	2023 West Rand RHS Open (Rooks)	2023-06-10	2023-06-10	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
6	West Rand Juniors 2023 (U16)	2023-03-18	2023-03-18	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
7	WR Tournament and Coaching 2023 (Rooks)	2023-02-25	2023-02-25	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
8	2023 West Rand Open (Rooks)	2023-02-04	2023-02-04	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
9	West Rand vs Bojanala 2022 (U16B)	2022-11-05	2022-11-05	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
10	West Rand Trials 2022 (U16)	2022-09-03	2022-09-03	Standard	West Rand (GWR)	5	5	2.5	Yes	Analysis
11	D2 School League Finals 2022 (U15)	2022-08-20	2022-08-20	Standard	West Rand (GWR)	6	6	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament Paarl Boys' High School Chess Festival 2025				Tournament Paarl Boys' High School Chess Festival 2025
		date 2025-10-17	rnd 1	type Standard	result 0.5	date 2025-10-18	rnd 6	type Standard	result 1
		Opponent Van De Vyver, W (Wian)				Opponent Taljaard, M (Morne)
2	5	Tournament West Rand Juniors 2023				Tournament 2023 West Rand RHS Open
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-06-10	rnd 1	type Standard	result 1
		Opponent Muchengeti, A (Adrian)				Opponent Roos, S (Shani)
3	3	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-04	rnd 1	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Burger, L (Lee)				Opponent Van Der Poel, T (Truhann)

#	Games	Start				End
1	5	Tournament West Rand Juniors 2023				Tournament 2023 West Rand RHS Open
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-06-10	rnd 1	type Standard	result 1
		Opponent Muchengeti, A (Adrian)				Opponent Roos, S (Shani)
2	3	Tournament Paarl Boys' High Chess Festival 2024				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-10-04	rnd 1	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Burger, L (Lee)				Opponent Van Der Poel, T (Truhann)
3	3	Tournament WR Tournament and Coaching 2023				Tournament WR Tournament and Coaching 2023
		date 2023-02-25	rnd 3	type Standard	result 1	date 2023-02-25	rnd 5	type Standard	result 1
		Opponent Mngemane, L (Lumkile)				Opponent Nzapheza, A (Amogelang)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament West Rand Juniors 2023				Tournament 2023 West Rand RHS Open
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-06-10	rnd 1	type Standard	result 1
		Opponent Muchengeti, A (Adrian)				Opponent Roos, S (Shani)
2	3	Tournament WR Tournament and Coaching 2023				Tournament WR Tournament and Coaching 2023
		date 2023-02-25	rnd 3	type Standard	result 1	date 2023-02-25	rnd 5	type Standard	result 1
		Opponent Mngemane, L (Lumkile)				Opponent Nzapheza, A (Amogelang)
3	3	Tournament 2023 West Rand Open				Tournament 2023 West Rand Open
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Montsho, T (Tumisang)				Opponent Nkieane, S (Sbusiso Brian)

#	Games	Start				End
1	5	Tournament West Rand Juniors 2023				Tournament 2023 West Rand RHS Open
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-06-10	rnd 1	type Standard	result 1
		Opponent Muchengeti, A (Adrian)				Opponent Roos, S (Shani)
2	3	Tournament WR Tournament and Coaching 2023				Tournament WR Tournament and Coaching 2023
		date 2023-02-25	rnd 3	type Standard	result 1	date 2023-02-25	rnd 5	type Standard	result 1
		Opponent Mngemane, L (Lumkile)				Opponent Nzapheza, A (Amogelang)
3	3	Tournament 2023 West Rand Open				Tournament 2023 West Rand Open
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Montsho, T (Tumisang)				Opponent Nkieane, S (Sbusiso Brian)

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	Ngakane ,T (Tuelo)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Ngakane ,T (Tuelo)	2	1389.3	964.3	2	1385.9	964.3	0	0	0	0	0	0
2	Maseko ,U (Unathi)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Maseko ,U (Unathi)	2	1365.2	940.2	2	1365.2	940.2	0	0	0	0	0	0
3	Mnguni ,A (Atlegang)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Mnguni ,A (Atlegang)	2	1154.5	729.5	2	1160.4	729.5	0	0	0	0	0	0
4	Wesinyane ,T (Tshireletso)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Wesinyane ,T (Tshireletso)	2	1196.5	984	2	1189.4	984	0	0	0	0	0	0
5	Bartman ,J (Jadey)	2	1	0	2	1	0	0	0	0	0	0	0
5	Bartman ,J (Jadey)	2	1247.2	1247.2	2	1241.9	1247.2	0	0	0	0	0	0
6	Van Der Poel ,T (Truhann)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Der Poel ,T (Truhann)	1	1167.4	1592.4	1	1125.1	1592.4	0	0	0	0	0	0
7	Black ,W (Waldo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Black ,W (Waldo)	1	1225.6	1650.6	1	1231.2	1650.6	0	0	0	0	0	0
8	Van Heerden ,H (Hannah Rose)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Van Heerden ,H (Hannah Rose)	1	1592	1592	1	1593	1592	0	0	0	0	0	0
9	Mphaphathi ,L (Lethabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mphaphathi ,L (Lethabo)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Coetzee ,M (Marko)	1	1	425	1	1	425	0	0	0	0	0	0
10	Coetzee ,M (Marko)	1	1288.5	1713.5	1	1288.8	1713.5	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 Haan, A (Adriaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms