Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, D (Divan)

Chess SA id

1110100197

FIDE id

Date of birth

2011-03-27 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1408.4	1396.2	1200	1200
Raw rating	1408.4	1396.2	1200	1200
Weighted rating	1408.4	1396.2	1200	1200
Weighted performance	380.6	377.8	0	0
Floor	933.7	920.8	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	123.2	125.4	165.8	165.8
Highest rating	1449.3 2019-10-01	1436.3 2019-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1433.7 2020-01-01	1420.8 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1433.7 2021-09-01	1420.8 2021-09-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1449.3 2019-10-01	1436.3 2019-10-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1408.4	1396.2	1200	1200
Analysis
Rating	1408.4	1396.2	1200	1200
Raw rating	1408.4	1396.2	1200	1200
Weighted rating	1408.4	1396.2	1200
Weighted performance	380.6	377.8	0
K-factor	32	32	36	36
Floor	933.7	920.8	700	700
Max/Min rating change allowed	123.2	125.4	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	1408.4	1396.2	1200	1200
New weighted rating	1408.4	1396.2	1200	1200
New weighted performance	372.5	369.7	0	0
Temp new rating	1408.4	1396.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1408.4	1396.2	1200	1200
New K-factor	32	32	36	36
New floor	933.7	920.8	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	110	110

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	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	110	63	57.27	61.8	1189.8	1251.6
Standard	110	63	57.27	61.8	1189.8	1251.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1408.4	1396.2	1200	1200
2025-09-30	1408.4	1396.2	1200	1200
2025-09-01	1408.4	1396.2	1200	1200
2025-08-01	1408.4	1396.2	1200	1200
2025-07-01	1408.4	1396.2	1200	1200
2025-06-01	1408.4	1396.2	1200	1200
2025-05-01	1408.4	1396.2	1200	1200
2025-04-01	1408.4	1396.2	1200	1200
2025-03-01	1408.4	1396.2	1200	1200
2025-02-01	1408.4	1396.2	1200	1200
2025-01-01	1408.4	1396.2	1200	1200
2024-12-01	1408.4	1396.2	1200	1200
2024-11-01	1408.4	1396.2	1200	1200
2024-10-01	1408.4	1396.2	1200	1200
2024-09-01	1408.4	1396.2	1200	1200
2024-08-01	1408.4	1396.2	1200	1200
2024-07-01	1408.4	1396.2	1200	1200
2024-09-01	1408.4	1396.2	1200	1200
2024-05-01	1408.4	1396.2	1200	1200
2024-04-01	1408.4	1396.2	1200	1200
2024-03-01	1408.4	1396.2	1200	1200
2024-02-01	1408.4	1396.2	1200	1200
2024-01-01	1408.4	1396.2	1200	1200
2023-12-01	1408.4	1396.2	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	JNW Club - Bryanston Open1 2020 (E)	2020-02-01	2020-02-01	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
2	Chessnuts 1 - 29 February 2020 (Kings)	2020-02-29	2020-02-29	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
3	2019 South African Junior Team Championships (U10B)	2020-01-08	2020-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
4	GJM vs GE Inter Region 2019 (U10D)	2019-10-05	2019-10-05	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
5	2019 Alekhine Open (C)	2019-08-09	2019-08-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	JHB Metro Closed 2019 (U10)	2019-07-27	2019-07-28	Standard	Johannesburg Metro (GJM)	6	6	5	Yes	Analysis
7	Chessnuts Under 1200 Rated Tournament 2019 (Knights)	2019-07-13	2019-07-13	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
8	JNW Club - Unika Scholar 2019 (U10)	2019-06-01	2019-06-01	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
9	The Metro Open 2019 (Cadets)	2019-05-25	2019-05-25	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
10	The King`s Cup League 2019 (B)	2019-05-18	2019-05-18	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
11	2019 Capablanca Chess Festival (Swiss E)	2019-04-19	2019-04-19	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
12	JNW Club - Charterhouse Open 2019 (E)	2019-04-13	2019-04-13	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
13	Chessnuts Under 1200 27 April 2019 (Knights)	2019-04-27	2019-04-27	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
14	JNW Club - Trinityhouse Little Falls Open 2019 (D)	2019-02-23	2019-02-23	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
15	South African Junior Team Championships 2018 (U8B+U8 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
16	Inter Region GE vs JHB Metro 2018 (U8)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
17	Chessnuts Spring 2018 (Knights)	2018-09-29	2018-09-29	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
18	JNW Club - Maragon Open 2018 (U8)	2018-08-04	2018-08-04	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
19	JHB Metro Junior Closed 2018 (U8)	2018-07-28	2018-07-29	Standard	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
20	JNW Club - Linden Open 2018 (U8)	2018-04-14	2018-04-14	Standard	Johannesburg Metro (GJM)	7	5	0	Yes	Analysis
21	Fonties Challenge 2018 (U7)	2018-04-21	2018-04-21	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	11	Tournament 2019 Alekhine Open				Tournament 2019 South African Junior Team Championships
		date 2019-08-10	rnd 5	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Booysen, AT (Aedan)				Opponent Tema, O (Ofana)
2	8	Tournament Chessnuts Under 1200 Rated Tournament 2019				Tournament JHB Metro Closed 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-07-28	rnd 5	type Standard	result 1
		Opponent Marais, E (Enzo)				Opponent Bezuidenhout, D (Dawid)
3	6	Tournament JNW Club - Bryanston Open1 2020				Tournament Chessnuts 1 - 29 February 2020
		date 2020-02-01	rnd 1	type Standard	result 1	date 2020-02-29	rnd 1	type Standard	result 1
		Opponent Eapen, E (Ethan)				Opponent Greyling, L (Lene)

#	Games	Start				End
1	11	Tournament 2019 Alekhine Open				Tournament 2019 South African Junior Team Championships
		date 2019-08-10	rnd 5	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Booysen, AT (Aedan)				Opponent Tema, O (Ofana)
2	8	Tournament Chessnuts Under 1200 Rated Tournament 2019				Tournament JHB Metro Closed 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-07-28	rnd 5	type Standard	result 1
		Opponent Marais, E (Enzo)				Opponent Bezuidenhout, D (Dawid)
3	6	Tournament JNW Club - Bryanston Open1 2020				Tournament Chessnuts 1 - 29 February 2020
		date 2020-02-01	rnd 1	type Standard	result 1	date 2020-02-29	rnd 1	type Standard	result 1
		Opponent Eapen, E (Ethan)				Opponent Greyling, L (Lene)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Chessnuts Under 1200 Rated Tournament 2019				Tournament JHB Metro Closed 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-07-28	rnd 5	type Standard	result 1
		Opponent Marais, E (Enzo)				Opponent Bezuidenhout, D (Dawid)
2	7	Tournament 2019 Alekhine Open				Tournament 2019 South African Junior Team Championships
		date 2019-08-10	rnd 5	type Standard	result 1	date 2020-01-04	rnd 1	type Standard	result 1
		Opponent Booysen, AT (Aedan)				Opponent Stols, N (Nathan)
3	5	Tournament Chessnuts Under 1200 27 April 2019				Tournament The King`s Cup League 2019
		date 2019-04-27	rnd 3	type Standard	result 1	date 2019-05-18	rnd 2	type Standard	result 1
		Opponent Marais, E (Enzo)				Opponent Sedingwe, O (Onalerona)

#	Games	Start				End
1	8	Tournament Chessnuts Under 1200 Rated Tournament 2019				Tournament JHB Metro Closed 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-07-28	rnd 5	type Standard	result 1
		Opponent Marais, E (Enzo)				Opponent Bezuidenhout, D (Dawid)
2	7	Tournament 2019 Alekhine Open				Tournament 2019 South African Junior Team Championships
		date 2019-08-10	rnd 5	type Standard	result 1	date 2020-01-04	rnd 1	type Standard	result 1
		Opponent Booysen, AT (Aedan)				Opponent Stols, N (Nathan)
3	5	Tournament Chessnuts Under 1200 27 April 2019				Tournament The King`s Cup League 2019
		date 2019-04-27	rnd 3	type Standard	result 1	date 2019-05-18	rnd 2	type Standard	result 1
		Opponent Marais, E (Enzo)				Opponent Sedingwe, O (Onalerona)

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	Marais ,E (Enzo)	3	3	425	3	3	425	0	0	0	0	0	0
1	Marais ,E (Enzo)	3	1107.3	1532.3	3	1087.1	1532.3	0	0	0	0	0	0
2	Deysel ,K (Kaleb)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	Deysel ,K (Kaleb)	3	1111.4	1394.7	3	1102.7	1394.7	0	0	0	0	0	0
3	Moonsammy ,E (Ethan)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Moonsammy ,E (Ethan)	3	1247.6	822.6	3	1234.3	822.6	0	0	0	0	0	0
4	Rademeyer ,L (Luca)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Rademeyer ,L (Luca)	2	1265.2	1477.7	2	1258.9	1477.7	0	0	0	0	0	0
5	Chinoruma ,K (Kupa)	2	1	0	2	1	0	0	0	0	0	0	0
5	Chinoruma ,K (Kupa)	2	1164.8	1164.8	2	1163.1	1164.8	0	0	0	0	0	0
6	Mitchell ,D (Dylan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
6	Mitchell ,D (Dylan)	2	1180.2	1392.7	2	1169.8	1392.7	0	0	0	0	0	0
7	Stols ,N (Nathan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
7	Stols ,N (Nathan)	2	1296.2	1508.7	2	1295.8	1508.7	0	0	0	0	0	0
8	Jonker ,M (Marisa)	2	2	425	2	2	425	0	0	0	0	0	0
8	Jonker ,M (Marisa)	2	1160.8	1585.8	2	1153.6	1585.8	0	0	0	0	0	0
9	Chen ,Y (Youlin)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Chen ,Y (Youlin)	2	1220.9	795.9	2	1224	795.9	0	0	0	0	0	0
10	Van Urk ,M (Milan)	2	1	0	2	1	0	0	0	0	0	0	0
10	Van Urk ,M (Milan)	2	1231.9	1231.9	2	1231.2	1231.9	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

Van Der Merwe, D (Divan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms