Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Niekerk, R (Ronita)

Chess SA id

200040215

FIDE id

Date of birth

2000-12-08 (Adult)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1197.2	1200.6	955	915.2
Raw rating	1197.2	1200.6	955	915.2
Weighted rating	1197.1	1200.3	954.9	915.2
Weighted performance	622	620.9	0	0
Floor	698.2	704.8	500	500
K-factor	40	36	40	40
Min/Max rating change allowed	166.5	165.7	235.1	248.8
Highest rating	1200 2024-11-01	1204.8 2023-10-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1198.2 2023-10-01	1204.8 2023-10-01	955 2024-02-01	915.2 2024-02-01
Highest weighted rating	1198.2 2024-11-01	1204.8 2024-10-01	955 2024-11-01	915.2 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1197.2	1200.6	955	915.2
Analysis
Rating	1197.2	1200.6	955	915.2
Raw rating	1197.2	1200.6	955	915.2
Weighted rating	1197.1	1200.3	954.9
Weighted performance	622	620.9	0
K-factor	40	36	40	40
Floor	698.2	704.8	500	500
Max/Min rating change allowed	166.5	165.7	235.1	248.8
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	1197.2	1200.6	955	915.2
New weighted rating	1197.1	1200.3	955	915.2
New weighted performance	615.1	613.9	0	0
Temp new rating	1197.2	1200.6	955	915.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1197.2	1200.6	955	915.2
New K-factor	40	36	40	40
New floor	698.2	704.8	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	9	9	0
	9	9	0
	0	0	0
History	459	452	7

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	106	52.5	49.53	-4	1070.6	1066.6
Standard	106	52.5	49.53	-4	1070.6	1066.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1197.2	1200.6	955	915.2
2025-09-30	1197.2	1200.6	955	915.2
2025-09-01	1197.2	1200.6	955	915.2
2025-08-01	1197.2	1200.6	955	915.2
2025-07-01	1197.2	1200.6	955	915.2
2025-06-01	1197.2	1200.6	955	915.2
2025-05-01	1197.2	1200.6	955	915.2
2025-04-01	1197.2	1200.6	955	915.2
2025-03-01	1197.2	1200.6	955	915.2
2025-02-01	1197.2	1200.6	955	915.2
2025-01-01	1197	1199.8	955	915.2
2024-12-01	1197	1199.8	955	915.2
2024-11-01	1197	1199.8	955	915.2
2024-10-01	1197	1199.8	955	915.2
2024-09-01	1197	1199.8	955	915.2
2024-08-01	1197	1199.8	955	915.2
2024-07-01	1197	1199.8	955	915.2
2024-09-01	1197	1199.8	955	915.2
2024-05-01	1197	1199.8	955	915.2
2024-04-01	1197	1199.8	955	915.2
2024-03-01	1197	1199.8	955	915.2
2024-02-01	1197	1199.8	955	915.2
2024-01-01	1197	1199.8	955	915.2
2023-12-01	1197	1199.8	915.2	915.2

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	2023 USSA Championships (Ladies)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	4.5	Yes	Analysis
2	Ussa Chess Championships 2022 (Ladies)	2022-12-05	2022-12-09	Standard	Frances Baard (NCF)	9	9	5	Yes	Analysis
3	2019 Gauteng School League Finals (U19 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	D7 High School League 2019 (U19)	2019-08-03	2019-08-03	Standard	Sedibeng (GSV)	10	8	6.5	Yes	Analysis
5	South African Junior Team Championships 2018 (U16-U20 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	6	2.5	Yes	Analysis
6	2018 Interregion Sedibeng vs Ekurhuleni (M)	2018-11-03	2018-11-03	Standard	Sedibeng (GSV)	6	5	0	Yes	Analysis
7	2018 Sedibeng Summer Open (F)	2018-10-20	2018-10-20	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
8	2018 Gauteng League Final (U19)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
9	TST-MSA Tournament 2018 (B)	2018-07-21	2018-07-21	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
10	Hoerskool Drie Riviere Open 2018 (B)	2018-06-09	2018-06-09	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
11	Amigo Spur Eligwa Chess Open 2018 (B)	2018-05-19	2018-05-19	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
12	2018 D7 Teams (U19)	2018-04-21	2018-04-21	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
13	2018 South African Junior Closed Chess Championships (U18 Girls)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	11	2	Yes	Analysis
14	2018 Volkskool Open (B)	2018-02-17	2018-02-17	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis
15	2018 - D7 High Schools Individuals (U17+U19 Girls)	2018-02-24	2018-02-24	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
16	South African Junior Wildcard Championships 2017 (U18+U20 Girls)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
17	South African Junior Team Championships 2017 (U16-U20 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	0	Yes	Analysis

#	Games	Start				End
1	9	Tournament 2018 D7 Teams				Tournament Amigo Spur Eligwa Chess Open 2018
		date 2018-04-21	rnd 1	type Standard	result 0.5	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Steffen, C (Christiaan)				Opponent Khumalo, L (Leeroy Duma)
2	7	Tournament 2018 Gauteng League Final				Tournament 2018 Sedibeng Summer Open
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-10-20	rnd 5	type Standard	result 1
		Opponent Mupfawa, T (Tendai)				Opponent Du Plooy, K (Konrad)
3	6	Tournament D7 High School League 2019				Tournament D7 High School League 2019
		date 2019-08-03	rnd 2	type Standard	result 1	date 2019-08-03	rnd 8	type Standard	result 1
		Opponent Vermaak, D (Divan)				Opponent Scheepers, C (Coenraad)

#	Games	Start				End
1	9	Tournament 2018 D7 Teams				Tournament Amigo Spur Eligwa Chess Open 2018
		date 2018-04-21	rnd 1	type Standard	result 0.5	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Steffen, C (Christiaan)				Opponent Khumalo, L (Leeroy Duma)
2	7	Tournament 2018 Gauteng League Final				Tournament 2018 Sedibeng Summer Open
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-10-20	rnd 5	type Standard	result 1
		Opponent Mupfawa, T (Tendai)				Opponent Du Plooy, K (Konrad)
3	6	Tournament D7 High School League 2019				Tournament D7 High School League 2019
		date 2019-08-03	rnd 2	type Standard	result 1	date 2019-08-03	rnd 8	type Standard	result 1
		Opponent Vermaak, D (Divan)				Opponent Scheepers, C (Coenraad)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament D7 High School League 2019				Tournament D7 High School League 2019
		date 2019-08-03	rnd 2	type Standard	result 1	date 2019-08-03	rnd 8	type Standard	result 1
		Opponent Vermaak, D (Divan)				Opponent Scheepers, C (Coenraad)
2	5	Tournament 2018 D7 Teams				Tournament Amigo Spur Eligwa Chess Open 2018
		date 2018-04-21	rnd 2	type Standard	result 1	date 2018-05-19	rnd 1	type Standard	result 1
		Opponent Raborethe, T (Tumelo)				Opponent Moloi, L (Lehloma)
3	4	Tournament 2019 Gauteng School League Finals				Tournament Ussa Chess Championships 2022
		date 2019-08-24	rnd 3	type Standard	result 1	date 2022-12-05	rnd 1	type Standard	result 1
		Opponent Masombuka, S (Surprise)				Opponent Mdlalose, N (Nomthandazo)

#	Games	Start				End
1	6	Tournament D7 High School League 2019				Tournament D7 High School League 2019
		date 2019-08-03	rnd 2	type Standard	result 1	date 2019-08-03	rnd 8	type Standard	result 1
		Opponent Vermaak, D (Divan)				Opponent Scheepers, C (Coenraad)
2	5	Tournament 2018 D7 Teams				Tournament Amigo Spur Eligwa Chess Open 2018
		date 2018-04-21	rnd 2	type Standard	result 1	date 2018-05-19	rnd 1	type Standard	result 1
		Opponent Raborethe, T (Tumelo)				Opponent Moloi, L (Lehloma)
3	4	Tournament 2019 Gauteng School League Finals				Tournament Ussa Chess Championships 2022
		date 2019-08-24	rnd 3	type Standard	result 1	date 2022-12-05	rnd 1	type Standard	result 1
		Opponent Masombuka, S (Surprise)				Opponent Mdlalose, N (Nomthandazo)

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	Scheepers ,C (Coenraad)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Scheepers ,C (Coenraad)	3	966.4	1108.1	3	959.7	1108.1	0	0	0	0	0	0
2	Nyathi ,N (Nicole)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	Nyathi ,N (Nicole)	3	1202.3	1485.6	3	1205.9	1485.6	0	0	0	0	0	0
3	Msiza ,AS (Aurelie Sakhile)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Msiza ,AS (Aurelie Sakhile)	2	905.5	1117.9	2	908.6	1117.9	0	0	0	0	0	0
4	Raborethe ,T (Tumelo)	2	2	425	2	2	425	0	0	0	0	0	0
4	Raborethe ,T (Tumelo)	2	1193.1	1618.1	2	1191.4	1618.1	0	0	0	0	0	0
5	Du Plooy ,K (Konrad)	2	2	425	2	2	425	0	0	0	0	0	0
5	Du Plooy ,K (Konrad)	2	933.5	1358.5	2	936.1	1358.5	0	0	0	0	0	0
6	Amrouni ,G (Gabrielle)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Amrouni ,G (Gabrielle)	2	1202	777	2	1207.2	777	0	0	0	0	0	0
7	Mabitsela ,KM (Miranda)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Mabitsela ,KM (Miranda)	2	1321.3	896.3	2	1325.1	896.3	0	0	0	0	0	0
8	Zulu ,N (Nozipho)	2	1	0	2	1	0	0	0	0	0	0	0
8	Zulu ,N (Nozipho)	2	673.6	673.6	2	699.6	673.6	0	0	0	0	0	0
9	Van Den Berg ,A (Ane)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Van Den Berg ,A (Ane)	2	1190.1	765.1	2	1185.1	765.1	0	0	0	0	0	0
10	Villoen ,S (Sharise)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Villoen ,S (Sharise)	2	1226.7	801.7	2	1225.7	801.7	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 Niekerk, R (Ronita)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms