Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mostert, H (Heinrich)

Chess SA id

1080190405

FIDE id

Date of birth

2008-10-21 (U18)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1200.6	1202.2	1200	1200
Raw rating	1198.8	1200	1200	1200
Weighted rating	1200.6	1202.2	1200	1200
Weighted performance	0	0	0	0
Floor	719.3	725.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.1	165.8	165.8	165.8
Highest rating	1327 2024-05-01	1327.2 2024-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1219.3 2024-12-01	1225.6 2024-12-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1219.3 2018-10-01	1225.6 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1327 2024-05-01	1327.2 2024-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.6	0.8	0	0
New rating	1201.2	1203	1200	1200
Analysis
Rating	1200.6	1202.2	1200	1200
Raw rating	1198.8	1200	1200	1200
Weighted rating	1200.6	1202.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	719.3	725.6	700	700
Max/Min rating change allowed	166.1	165.8	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	1198.8	1200	1200	1200
New weighted rating	1201.2	1203	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1201.2	1203	1200	1200
Temp new rating +/-	0.6	0.8	0	0
Final new rating +/-	0.6	0.8	0	0
New rating	1201.2	1203	1200	1200
New K-factor	36	36	36	36
New floor	719.3	725.6	700	700

Item	Main	Standard
	0	0
	7	7
	17	17
	5	5
	0	0
	0	0
History	29	29

Games since
	Main 24	Standard 24		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	7	0	0	-425	1285	860
Standard	7	0	0	-425	1285	860
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	29	10	34.48	-131.9	1254.4	1122.5
Standard	29	10	34.48	-131.9	1254.4	1122.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1198.8	1200	1200	1200
2025-09-01	1198.8	1200	1200	1200
2025-08-01	1198.8	1200	1200	1200
2025-07-01	1195.7	1196.2	1200	1200
2025-06-01	1197.7	1198.6	1200	1200
2025-05-01	1197	1197.6	1200	1200
2025-04-01	1194.3	1194.4	1200	1200
2025-03-01	1219.3	1225.6	1200	1200
2025-02-01	1219.3	1225.6	1200	1200
2025-01-01	1219.3	1225.6	1200	1200
2024-12-01	1219.3	1225.6	1200	1200
2024-11-01	1204.4	1207.2	1200	1200
2024-10-01	1215.8	1221.6	1200	1200
2024-09-01	1215.8	1221.6	1200	1200
2024-08-01	1215.8	1221.6	1200	1200
2024-07-01	1215.8	1221.6	1200	1200
2024-06-01	1174.9	1170.8	1200	1200
2024-08-01	1174.9	1170.8	1200	1200
2024-04-01	1152.5	1141.3	1200	1200
2024-03-01	1152.5	1141.3	1200	1200
2024-02-01	1152.5	1141.3	1200	1200
2024-01-01	1152.5	1141.3	1200	1200
2023-12-01	1152.5	1141.3	1200	1200
2023-11-01	1152.5	1141.3	1200	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	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	3	0	Yes	Analysis
2	JCC - Dainfern Chess League 2025 (A)	2025-02-03	2025-03-17	Standard	Johannesburg Metro (GJM)	6	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	3	0	Yes	Analysis
2	JCC - Dainfern Chess League 2025 (A)	2025-02-03	2025-03-17	Standard	Johannesburg Metro (GJM)	6	4	0	Yes	Analysis
3	JCC St Peters High Schools League 2024 (A)	2024-09-09	2024-10-21	Standard	Johannesburg Metro (GJM)	6	4	2	Yes	Analysis
4	JCC St Peters Sports & Cultural Festival 2024	2024-09-20	2024-09-21	Standard	Johannesburg Metro (GJM)	6	2	0	Yes	Analysis
5	JCC Steyn City High Schools League 2024 (A)	2024-05-11	2024-05-25	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
6	Dainfern College Chess League 2024 (A)	2024-01-29	2024-03-11	Standard	Johannesburg Metro (GJM)	6	3	1	Yes	Analysis
7	Dainfern College Chess League 2024 (B)	2024-01-29	2024-03-11	Standard	Johannesburg Metro (GJM)	6	2	2	Yes	Analysis
8	St Peters College Chess League 2023 (B)	2023-09-11	2023-10-23	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-25	rnd 5	type Standard	result 1
		Opponent Oriasotie, G (Gerard)				Opponent Elliot, L (Luke)
2	3	Tournament Dainfern College Chess League 2024				Tournament Dainfern College Chess League 2024
		date 2024-01-29	rnd 1	type Standard	result 1	date 2024-02-19	rnd 4	type Standard	result 1
		Opponent Dharampall, V (Viaan)				Opponent Moloi, L (Lucia)
3	1	Tournament JCC St Peters High Schools League 2024				Tournament JCC St Peters High Schools League 2024
		date 2024-10-21	rnd 6	type Standard	result 1	date 2024-10-21	rnd 6	type Standard	result 1
		Opponent Urban, M (Matthew Louis)				Opponent Urban, M (Matthew Louis)

#	Games	Start				End
1	4	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-25	rnd 5	type Standard	result 1
		Opponent Oriasotie, G (Gerard)				Opponent Elliot, L (Luke)
2	3	Tournament Dainfern College Chess League 2024				Tournament Dainfern College Chess League 2024
		date 2024-01-29	rnd 1	type Standard	result 1	date 2024-02-19	rnd 4	type Standard	result 1
		Opponent Dharampall, V (Viaan)				Opponent Moloi, L (Lucia)
3	1	Tournament JCC St Peters High Schools League 2024				Tournament JCC St Peters High Schools League 2024
		date 2024-10-21	rnd 6	type Standard	result 1	date 2024-10-21	rnd 6	type Standard	result 1
		Opponent Urban, M (Matthew Louis)				Opponent Urban, M (Matthew Louis)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-25	rnd 5	type Standard	result 1
		Opponent Oriasotie, G (Gerard)				Opponent Elliot, L (Luke)
2	3	Tournament Dainfern College Chess League 2024				Tournament Dainfern College Chess League 2024
		date 2024-01-29	rnd 1	type Standard	result 1	date 2024-02-19	rnd 4	type Standard	result 1
		Opponent Dharampall, V (Viaan)				Opponent Moloi, L (Lucia)
3	1	Tournament JCC St Peters High Schools League 2024				Tournament JCC St Peters High Schools League 2024
		date 2024-10-21	rnd 6	type Standard	result 1	date 2024-10-21	rnd 6	type Standard	result 1
		Opponent Urban, M (Matthew Louis)				Opponent Urban, M (Matthew Louis)

#	Games	Start				End
1	4	Tournament JCC Steyn City High Schools League 2024				Tournament JCC Steyn City High Schools League 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-25	rnd 5	type Standard	result 1
		Opponent Oriasotie, G (Gerard)				Opponent Elliot, L (Luke)
2	3	Tournament Dainfern College Chess League 2024				Tournament Dainfern College Chess League 2024
		date 2024-01-29	rnd 1	type Standard	result 1	date 2024-02-19	rnd 4	type Standard	result 1
		Opponent Dharampall, V (Viaan)				Opponent Moloi, L (Lucia)
3	1	Tournament JCC St Peters High Schools League 2024				Tournament JCC St Peters High Schools League 2024
		date 2024-10-21	rnd 6	type Standard	result 1	date 2024-10-21	rnd 6	type Standard	result 1
		Opponent Urban, M (Matthew Louis)				Opponent Urban, M (Matthew Louis)

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	Lamola ,T (Tumisho)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Lamola ,T (Tumisho)	2	1276.4	851.4	2	1266.6	851.4	0	0	0	0	0	0
2	Maharaj ,I (Ishaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Maharaj ,I (Ishaan)	1	1225.5	800.5	1	1222.5	800.5	0	0	0	0	0	0
3	Khoza ,A (Andani)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Khoza ,A (Andani)	1	1651	1226	1	1648.3	1226	0	0	0	0	0	0
4	Pauwels ,P (Piper)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Pauwels ,P (Piper)	1	1161.4	736.4	1	1166.4	736.4	0	0	0	0	0	0
5	Dowse ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Dowse ,D (Daniel)	1	1182.7	757.7	1	1180.9	757.7	0	0	0	0	0	0
6	Pillay ,J (Judah)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Pillay ,J (Judah)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Paraian ,N (Nicolai)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Paraian ,N (Nicolai)	1	1377.2	952.2	1	1373.4	952.2	0	0	0	0	0	0
8	Jung ,W (Weron Sebastian)	1	1	425	1	1	425	0	0	0	0	0	0
8	Jung ,W (Weron Sebastian)	1	1184.5	1609.5	1	1181.3	1609.5	0	0	0	0	0	0
9	Nephawe ,V (Vhugala)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Nephawe ,V (Vhugala)	1	1242.8	817.8	1	1233.2	817.8	0	0	0	0	0	0
10	Felix ,H (Harrison)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Felix ,H (Harrison)	1	1346.1	921.1	1	1349	921.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Mostert, H (Heinrich)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms