Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, D (Danika)

Chess SA id

209093189

FIDE id

Date of birth

2009-09-21 (U18)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1159.6	1149	1220	1200
Raw rating	1159.6	1149	1220	1200
Weighted rating	1159.6	1149	1220	1200
Weighted performance	290.2	288.8	0	0
Floor	700	700	720	700
K-factor	36	36	36	36
Min/Max rating change allowed	175.6	178.3	161.2	165.8
Highest rating	1207.4 2019-05-01	1201.1 2019-05-01	1243.9 2018-05-01	1200 2018-10-01
Highest raw rating	1200 2018-01-01	1200 2018-01-01	1220 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1220 2024-03-01	1200 2018-10-01
Highest weighted performance	1207.4 2019-05-01	1201.1 2019-05-01	1243.9 2018-05-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1159.6	1149	1220	1200
Analysis
Rating	1159.6	1149	1220	1200
Raw rating	1159.6	1149	1220	1200
Weighted rating	1159.6	1149	1220
Weighted performance	290.2	288.8	0
K-factor	36	36	36	36
Floor	700	700	720	700
Max/Min rating change allowed	175.6	178.3	161.2	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	1159.6	1149	1220	1200
New weighted rating	1159.6	1149	1220	1200
New weighted performance	289.8	288.4	0	0
Temp new rating	1159.6	1149	1220	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1159.6	1149	1220	1200
New K-factor	36	36	36	36
New floor	700	700	720	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	87	82	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-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	82	40	48.78	-10.4	1032.9	1022.5
Standard	77	36.5	47.4	-22.1	1024.7	1002.7
Rapid	5	3.5	70	170	1158.8	1328.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1159.6	1149	1220	1200
2025-09-01	1159.6	1149	1220	1200
2025-08-01	1159.6	1149	1220	1200
2025-07-01	1159.6	1149	1220	1200
2025-06-01	1159.6	1149	1220	1200
2025-05-01	1159.6	1149	1220	1200
2025-04-01	1159.6	1149	1220	1200
2025-03-01	1159.6	1149	1220	1200
2025-02-01	1159.6	1149	1220	1200
2025-01-01	1159.6	1149	1220	1200
2024-12-01	1159.6	1149	1220	1200
2024-11-01	1159.6	1149	1220	1200
2024-10-01	1159.6	1149	1220	1200
2024-09-01	1159.6	1149	1220	1200
2024-08-01	1159.6	1149	1220	1200
2024-07-01	1159.6	1149	1220	1200
2024-06-01	1159.6	1149	1220	1200
2024-08-01	1159.6	1149	1220	1200
2024-04-01	1159.6	1149	1220	1200
2024-03-01	1159.6	1149	1220	1200
2024-02-01	1159.6	1149	1220	1200
2024-01-01	1159.6	1149	1220	1200
2023-12-01	1159.6	1149	1220	1200
2023-11-01	1159.6	1149	1220	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	2020 Constantiapark Open Chess Tournament (D)	2020-02-08	2020-02-08	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2020 Registration Tournament (C)	2020-01-25	2020-01-25	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
3	2019 Gauteng Primary Schools Individual Chess Championships (U11 Girls)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2019 D4 Individual Finals (U11 Girls)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2019 Constantia Park Open (D)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	2018 Tshwane Inter Region (U10D)	2018-12-01	2018-12-01	Standard	Cape Town (WCT)	6	5	4	Yes	Analysis
7	South African Junior Team Championships 2018 (U10 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	5	2.5	Yes	Analysis
8	2018 Etienne Lewis Trials (U10 Girls)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	2	Yes	Analysis
9	2018 Alekhine Open (D)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	5	1	Yes	Analysis
10	2018 Menlo Open Chess Tournament (D)	2018-07-21	2018-07-21	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
11	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	3.5	Yes	Analysis
12	2018 D4 Tshwane North Individual Chess Championships (U9 Girls)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
13	2018 Crawford Open (E)	2018-03-24	2018-03-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
14	2018 Constantia Park Open (E)	2018-02-10	2018-02-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
15	2018 Blou Bul Open (E)	2018-02-17	2018-02-17	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
16	2018 Tshwane Registration Open Chess Tournament (E)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2018 Constantia Park Open				Tournament 2018 Blou Bul Open
		date 2018-02-10	rnd 2	type Standard	result 0.5	date 2018-02-17	rnd 2	type Standard	result 1
		Opponent Kulesza, M (Maya Amelie)				Opponent Meyer, O (Oberon)
2	4	Tournament 2019 D4 Individual Finals				Tournament 2019 Gauteng Primary Schools Individual Chess Championships
		date 2019-03-09	rnd 3	type Standard	result 1	date 2019-05-25	rnd 1	type Standard	result 1
		Opponent Brundsdon, T (Tyler)				Opponent Masooa, N (Naledi)
3	4	Tournament South African Junior Team Championships 2018				Tournament 2019 Constantia Park Open
		date 2018-12-18	rnd 5	type Standard	result 0.5	date 2019-02-09	rnd 2	type Standard	result 1
		Opponent Jordaan, D (Dailina)				Opponent Noome, O (Owen Joseph)

#	Games	Start				End
1	6	Tournament 2018 Constantia Park Open				Tournament 2018 Blou Bul Open
		date 2018-02-10	rnd 2	type Standard	result 0.5	date 2018-02-17	rnd 2	type Standard	result 1
		Opponent Kulesza, M (Maya Amelie)				Opponent Meyer, O (Oberon)
2	4	Tournament 2019 D4 Individual Finals				Tournament 2019 Gauteng Primary Schools Individual Chess Championships
		date 2019-03-09	rnd 3	type Standard	result 1	date 2019-05-25	rnd 1	type Standard	result 1
		Opponent Brundsdon, T (Tyler)				Opponent Masooa, N (Naledi)
3	4	Tournament South African Junior Team Championships 2018				Tournament 2019 Constantia Park Open
		date 2018-12-18	rnd 5	type Standard	result 0.5	date 2019-02-09	rnd 2	type Standard	result 1
		Opponent Jordaan, D (Dailina)				Opponent Noome, O (Owen Joseph)

#	Games	Start				End
1	3	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 0.5	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Oosthuizen, M (Mia)				Opponent Botes, E (Evan)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 5	type Rapid	result 1	date 2018-05-05	rnd 5	type Rapid	result 1
		Opponent Muller, C (Christian)				Opponent Muller, C (Christian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2018 Constantia Park Open				Tournament 2018 Blou Bul Open
		date 2018-02-10	rnd 4	type Standard	result 1	date 2018-02-17	rnd 2	type Standard	result 1
		Opponent Beukes, A (Anton)				Opponent Meyer, O (Oberon)
2	3	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Makgale, B (Bonolo)				Opponent Wu, Y (Yuansi)
3	3	Tournament South African Junior Team Championships 2018				Tournament 2019 Constantia Park Open
		date 2018-12-19	rnd 6	type Standard	result 1	date 2019-02-09	rnd 2	type Standard	result 1
		Opponent Msemburi, H (Hannah)				Opponent Noome, O (Owen Joseph)

#	Games	Start				End
1	4	Tournament 2018 Constantia Park Open				Tournament 2018 Blou Bul Open
		date 2018-02-10	rnd 4	type Standard	result 1	date 2018-02-17	rnd 2	type Standard	result 1
		Opponent Beukes, A (Anton)				Opponent Meyer, O (Oberon)
2	3	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Makgale, B (Bonolo)				Opponent Wu, Y (Yuansi)
3	3	Tournament South African Junior Team Championships 2018				Tournament 2019 Constantia Park Open
		date 2018-12-19	rnd 6	type Standard	result 1	date 2019-02-09	rnd 2	type Standard	result 1
		Opponent Msemburi, H (Hannah)				Opponent Noome, O (Owen Joseph)

#	Games	Start				End
1	2	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Muller, J (Jonathan)				Opponent Botes, E (Evan)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 5	type Rapid	result 1	date 2018-05-05	rnd 5	type Rapid	result 1
		Opponent Muller, C (Christian)				Opponent Muller, C (Christian)

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	Lombard ,A (Anjubelle Ttalise)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Lombard ,A (Anjubelle Ttalise)	3	966.4	824.8	3	944.9	824.8	0	0	0	0	0	0
2	Van Der Linde ,S (Stian)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Van Der Linde ,S (Stian)	2	637.5	212.5	2	639	212.5	0	0	0	0	0	0
3	Schoeman ,H (Heleen)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Schoeman ,H (Heleen)	2	669.7	457.2	2	666.2	457.2	0	0	0	0	0	0
4	Monnig ,E (Erika)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Monnig ,E (Erika)	2	1355.7	930.7	2	1351.1	930.7	0	0	0	0	0	0
5	Beyers ,LK (Lisa Kate)	2	1	0	2	1	0	0	0	0	0	0	0
5	Beyers ,LK (Lisa Kate)	2	500	500	2	500	500	0	0	0	0	0	0
6	Grobler ,A (Amorette)	2	1	0	2	1	0	0	0	0	0	0	0
6	Grobler ,A (Amorette)	2	1213.2	1213.2	2	1210	1213.2	0	0	0	0	0	0
7	Johnstone ,J (Jessica)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Johnstone ,J (Jessica)	2	920.3	495.3	2	909.8	495.3	0	0	0	0	0	0
8	Tennant ,N (Nathan)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Tennant ,N (Nathan)	2	1248.8	823.8	2	1241.8	823.8	0	0	0	0	0	0
9	Louw ,N (Nova)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Louw ,N (Nova)	2	901.4	476.4	2	904.2	476.4	0	0	0	0	0	0
10	Makgale ,B (Bonolo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Makgale ,B (Bonolo)	1	952.4	1377.4	1	938.9	1377.4	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 (Danika)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms