Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Heever, D (Durham)

Chess SA id

1110154583

FIDE id

Date of birth

2011-09-22 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1208.4	1200	1222	1200
Raw rating	1208.4	1200	1222	1200
Weighted rating	1197.4	1200	1199.4	1200
Weighted performance	0	0	0	0
Floor	708.4	700	722	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.8	165.8	160.7	165.8
Highest rating	1208.4 2025-07-01	1200 2018-10-01	1222 2025-07-01	1200 2018-10-01
Highest raw rating	1208.4 2025-07-01	1200 2024-02-01	1222 2025-07-01	1200 2024-02-01
Highest weighted rating	1208.4 2018-10-01	1200 2018-10-01	1222 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1208.4	1200	1222	1200
Analysis
Rating	1208.4	1200	1222	1200
Raw rating	1208.4	1200	1222	1200
Weighted rating	1197.4	1200	1199.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	708.4	700	722	700
Max/Min rating change allowed	163.8	165.8	160.7	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	1208.4	1200	1222	1200
New weighted rating	1198.5	1200	1201.7	1200
New weighted performance	0	0	0	0
Temp new rating	1208.4	1200	1222	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1208.4	1200	1222	1200
New K-factor	36	36	36	36
New floor	708.4	700	722	700

Item	Main	Rapid
	0	0
	5	5
	0	0
	5	5
	0	0
	0	0
History	10	10

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	5	3	60	85	1250	1335
Standard	0	0	0	0	0	0
Rapid	5	3	60	85	1250	1335
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	5	50	0	1225	1225
Standard	0	0	0	0	0	0
Rapid	10	5	50	0	1225	1225
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1208.4	1200	1222	1200
2025-09-30	1208.4	1200	1222	1200
2025-09-01	1208.4	1200	1222	1200
2025-08-01	1208.4	1200	1222	1200
2025-07-01	1208.4	1200	1222	1200
2025-06-01	1191	1200	1186.3	1200
2025-05-01	1191	1200	1186.3	1200
2025-04-01	1191	1200	1186.3	1200
2025-03-01	1191	1200	1186.3	1200
2025-02-01	1191	1200	1186.3	1200
2025-01-01	1191	1200	1186.3	1200
2024-12-01	1191	1200	1186.3	1200
2024-11-01	1191	1200	1186.3	1200
2024-10-01	1191	1200	1186.3	1200
2024-09-01	1191	1200	1186.3	1200
2024-08-01	1191	1200	1186.3	1200
2024-07-01	1191	1200	1186.3	1200
2024-09-01	1191	1200	1186.3	1200
2024-05-01	1191	1200	1186.3	1200
2024-04-01	1191	1200	1186.3	1200
2024-03-01	1191	1200	1186.3	1200
2024-02-01	1191	1200	1186.3	1200
2024-01-01	1191	1200	1186.3	1200
2023-12-01	1191	1200	1186.3	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	Shakirah Ruiters Youth Tournament 2025 (Advanced)	2025-06-16	2025-06-16	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Shakirah Ruiters Youth Tournament 2025 (Advanced)	2025-06-16	2025-06-16	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
2	Saldanha Open 2023 (D)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
3	West Coast Schools Development Championships 2023 (U13 Boys)	2023-04-22	2023-04-22	Rapid	West Coast (WCU)	5	1	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament Shakirah Ruiters Youth Tournament 2025				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2025-06-16	rnd 4	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Weilbach, U (Ulrich)				Opponent Tieties, J (Jomal)
2	2	Tournament Saldanha Open 2023				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2023-07-29	rnd 5	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Cloete, E (Ethan)				Opponent Ruiters, T (Thomlin)
3	1	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Kichenbrand, E (Elandre)				Opponent Kichenbrand, E (Elandre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Shakirah Ruiters Youth Tournament 2025				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2025-06-16	rnd 4	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Weilbach, U (Ulrich)				Opponent Tieties, J (Jomal)
2	2	Tournament Saldanha Open 2023				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2023-07-29	rnd 5	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Cloete, E (Ethan)				Opponent Ruiters, T (Thomlin)
3	1	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Kichenbrand, E (Elandre)				Opponent Kichenbrand, E (Elandre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Shakirah Ruiters Youth Tournament 2025				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2025-06-16	rnd 4	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Weilbach, U (Ulrich)				Opponent Tieties, J (Jomal)
2	2	Tournament Saldanha Open 2023				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2023-07-29	rnd 5	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Cloete, E (Ethan)				Opponent Ruiters, T (Thomlin)
3	1	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Kichenbrand, E (Elandre)				Opponent Kichenbrand, E (Elandre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Shakirah Ruiters Youth Tournament 2025				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2025-06-16	rnd 4	type Rapid	result 1	date 2025-06-16	rnd 5	type Rapid	result 1
		Opponent Weilbach, U (Ulrich)				Opponent Tieties, J (Jomal)
2	2	Tournament Saldanha Open 2023				Tournament Shakirah Ruiters Youth Tournament 2025
		date 2023-07-29	rnd 5	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Cloete, E (Ethan)				Opponent Ruiters, T (Thomlin)
3	1	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Kichenbrand, E (Elandre)				Opponent Kichenbrand, E (Elandre)

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	Ruiters ,T (Thomlin)	1	1	425	0	0	0	1	1	425	0	0	0
1	Ruiters ,T (Thomlin)	1	1275.9	1700.9	0	0	0	1	1318.6	1700.9	0	0	0
2	Sinclair ,K (Kyle)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Sinclair ,K (Kyle)	1	1200	775	0	0	0	1	1200	775	0	0	0
3	Solomons ,T (Tyreeq)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Solomons ,T (Tyreeq)	1	1324.4	899.4	0	0	0	1	1435.5	899.4	0	0	0
4	Weilbach ,U (Ulrich)	1	1	425	0	0	0	1	1	425	0	0	0
4	Weilbach ,U (Ulrich)	1	1198.7	1623.7	0	0	0	1	1198	1623.7	0	0	0
5	Tieties ,J (Jomal)	1	1	425	0	0	0	1	1	425	0	0	0
5	Tieties ,J (Jomal)	1	1240.6	1665.6	0	0	0	1	1266.7	1665.6	0	0	0
6	Julie ,D (Drueschen)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Julie ,D (Drueschen)	1	1210.2	785.2	0	0	0	1	1172.1	785.2	0	0	0
7	Kichenbrand ,E (Elandre)	1	1	425	0	0	0	1	1	425	0	0	0
7	Kichenbrand ,E (Elandre)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Cloete ,E (Ethan)	1	1	425	0	0	0	1	1	425	0	0	0
8	Cloete ,E (Ethan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Abrahams ,D (Deacon)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Abrahams ,D (Deacon)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Rolse ,M (Micah)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Rolse ,M (Micah)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Van Der Heever, D (Durham)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms