Chess South Africa Ratings Database

PLAYER PAGE

Personal

Groenewalt, M (Minka)

Chess SA id

2120145212

FIDE id

Date of birth

2012-06-28 (U14)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1174.5	1150.2	1191.6	1200
Raw rating	1174.5	1150.2	1191.6	1200
Weighted rating	1173	1148.3	1191.6	1200
Weighted performance	806.8	799.9	0	0
Floor	758.5	750.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	171.9	178	167.8	165.8
Highest rating	1280.4 2023-03-01	1298.7 2023-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1258.5 2023-04-01	1250.4 2023-04-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1258.5 2023-09-01	1250.4 2023-09-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1280.4 2023-03-01	1298.7 2023-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1174.5	1150.2	1191.6	1200
Analysis
Rating	1174.5	1150.2	1191.6	1200
Raw rating	1174.5	1150.2	1191.6	1200
Weighted rating	1173	1148.3	1191.6
Weighted performance	806.8	799.9	0
K-factor	36	36	36	36
Floor	758.5	750.4	700	700
Max/Min rating change allowed	171.9	178	167.8	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	1174.5	1150.2	1191.6	1200
New weighted rating	1173.2	1148.6	1191.6	1200
New weighted performance	799.8	793	0	0
Temp new rating	1174.5	1150.2	1191.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1174.5	1150.2	1191.6	1200
New K-factor	36	36	36	36
New floor	758.5	750.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	29	29	0
	11	6	5
	0	0	0
History	40	35	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U14
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	40	17.5	43.75	-53.1	1234.8	1181.7
Standard	35	14.5	41.43	-72.9	1237.9	1165
Rapid	5	3	60	85	1213.3	1298.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1174.5	1150.2	1191.6	1200
2025-09-30	1174.5	1150.2	1191.6	1200
2025-09-01	1174.5	1150.2	1191.6	1200
2025-08-01	1174.5	1150.2	1191.6	1200
2025-07-01	1174.5	1150.2	1191.6	1200
2025-06-01	1174.5	1150.2	1191.6	1200
2025-05-01	1174.5	1150.2	1191.6	1200
2025-04-01	1174.5	1150.2	1191.6	1200
2025-03-01	1174.5	1150.2	1191.6	1200
2025-02-01	1174.5	1150.2	1191.6	1200
2025-01-01	1170	1144.9	1191.6	1200
2024-12-01	1170	1144.9	1191.6	1200
2024-11-01	1170	1144.9	1191.6	1200
2024-10-01	1170	1144.9	1191.6	1200
2024-09-01	1170	1144.9	1191.6	1200
2024-08-01	1170	1144.9	1191.6	1200
2024-07-01	1170	1144.9	1191.6	1200
2024-09-01	1170	1144.9	1191.6	1200
2024-05-01	1170	1144.9	1191.6	1200
2024-04-01	1170	1144.9	1191.6	1200
2024-03-01	1170	1144.9	1191.6	1200
2024-02-01	1170	1144.9	1191.6	1200
2024-01-01	1170	1144.9	1191.6	1200
2023-12-01	1170	1144.9	1191.6	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	Western Cape Top Schools 2023 (U11 Girls)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	1	Yes	Analysis
2	Eden Top Schools 2023 (U11 Girls)	2023-08-19	2023-08-19	Standard	Eden (WEG)	6	4	2	Yes	Analysis
3	Eden Trials 2+3 2023 (U12)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	4	1	Yes	Analysis
4	Eden Trails 1 2023 (U11 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
5	Hessequa Proewe 2 2023 (O11 Dogters)	2023-02-11	2023-02-11	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
6	Hessequa Proewe 1 2023 (O11 Dogters)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	Hessequa Ontwikkeling 2022 (Laerskole)	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	5	3	Yes	Analysis
8	Eden Topskole 2022 (O11 Dogters)	2022-08-13	2022-08-13	Standard	Eden (WEG)	6	6	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 2	type Standard	result 1	date 2023-02-11	rnd 5	type Standard	result 1
		Opponent Green, J (Joshrin)				Opponent Johnson, A (Amy)
2	3	Tournament Eden Trails 1 2023				Tournament Eden Trails 1 2023
		date 2023-03-11	rnd 2	type Standard	result 1	date 2023-03-11	rnd 4	type Standard	result 1
		Opponent Taute, T (Teagan)				Opponent Laws, E (Erin)
3	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Proewe 1 2023
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2023-01-28	rnd 1	type Standard	result 1
		Opponent Fourie, L (Lieza Ann)				Opponent Lamprecht, I (Isabella)

#	Games	Start				End
1	4	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 2	type Standard	result 1	date 2023-02-11	rnd 5	type Standard	result 1
		Opponent Green, J (Joshrin)				Opponent Johnson, A (Amy)
2	3	Tournament Eden Trails 1 2023				Tournament Eden Trails 1 2023
		date 2023-03-11	rnd 2	type Standard	result 1	date 2023-03-11	rnd 4	type Standard	result 1
		Opponent Taute, T (Teagan)				Opponent Laws, E (Erin)
3	2	Tournament Eden Topskole 2022				Tournament Eden Topskole 2022
		date 2022-08-13	rnd 1	type Standard	result 1	date 2022-08-13	rnd 2	type Standard	result 0.5
		Opponent October, E (Eldonay)				Opponent Benn, C (Ciara)

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 2	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Westcott, D (Dane)				Opponent Pietersen, C (Chandre)
2	1	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Fourie, L (Lieza Ann)				Opponent Fourie, L (Lieza Ann)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Eden Trails 1 2023				Tournament Eden Trails 1 2023
		date 2023-03-11	rnd 2	type Standard	result 1	date 2023-03-11	rnd 4	type Standard	result 1
		Opponent Taute, T (Teagan)				Opponent Laws, E (Erin)
2	2	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 4	type Standard	result 1	date 2023-02-11	rnd 5	type Standard	result 1
		Opponent Albertyn, A (Ayasha)				Opponent Johnson, A (Amy)
3	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Proewe 1 2023
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2023-01-28	rnd 1	type Standard	result 1
		Opponent Fourie, L (Lieza Ann)				Opponent Lamprecht, I (Isabella)

#	Games	Start				End
1	3	Tournament Eden Trails 1 2023				Tournament Eden Trails 1 2023
		date 2023-03-11	rnd 2	type Standard	result 1	date 2023-03-11	rnd 4	type Standard	result 1
		Opponent Taute, T (Teagan)				Opponent Laws, E (Erin)
2	2	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 4	type Standard	result 1	date 2023-02-11	rnd 5	type Standard	result 1
		Opponent Albertyn, A (Ayasha)				Opponent Johnson, A (Amy)
3	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 4	type Standard	result 1	date 2023-09-02	rnd 4	type Standard	result 1
		Opponent Rubusana, L (Lolothando)				Opponent Rubusana, L (Lolothando)

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 2	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Westcott, D (Dane)				Opponent Pietersen, C (Chandre)
2	1	Tournament Hessequa Ontwikkeling 2022				Tournament Hessequa Ontwikkeling 2022
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Fourie, L (Lieza Ann)				Opponent Fourie, L (Lieza Ann)

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	Petersen ,B (Brionay)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Petersen ,B (Brionay)	4	1331.5	906.5	4	1343.9	906.5	0	0	0	0	0	0
2	Le Roux ,M (Melandi)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Le Roux ,M (Melandi)	3	1309.9	884.9	3	1296.2	884.9	0	0	0	0	0	0
3	October ,E (Eldonay)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	October ,E (Eldonay)	2	1144.6	1357.1	2	1134	1357.1	0	0	0	0	0	0
4	Benn ,C (Ciara)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Benn ,C (Ciara)	2	1211.3	998.8	2	1214	998.8	0	0	0	0	0	0
5	Fielies ,K (Kira Lynne)	2	2	425	2	2	425	0	0	0	0	0	0
5	Fielies ,K (Kira Lynne)	2	1128	1553	2	1113.2	1553	0	0	0	0	0	0
6	Johnson ,A (Amy)	2	1	0	2	1	0	0	0	0	0	0	0
6	Johnson ,A (Amy)	2	1378.2	1378.2	2	1366.8	1378.2	0	0	0	0	0	0
7	Goliath ,H (Hayley)	1	1	425	1	1	425	0	0	0	0	0	0
7	Goliath ,H (Hayley)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Moses ,J (Jay-Leigh)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Moses ,J (Jay-Leigh)	1	1332.9	907.9	1	1347.2	907.9	0	0	0	0	0	0
9	Mali ,M (Mbalentle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mali ,M (Mbalentle)	1	1176.2	751.2	1	1200	751.2	0	0	0	0	0	0
10	Hendricks ,T (Tatum)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Hendricks ,T (Tatum)	1	1200	1200	1	1200	1200	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Groenewalt, M (Minka)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms