Chess South Africa Ratings Database

PLAYER PAGE

Personal

Viviers, H (Heinrich)

Chess SA id

1100145926

FIDE id

Date of birth

2010-02-01 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1290.9

Item	Main	Standard	Rapid	Blitz
Rating	1304.3	1311.8	1200	1200
Raw rating	1304.3	1311.8	1200	1200
Weighted rating	1296.6	1304	1200	1200
Weighted performance	1123.7	1123.8	0	0
Floor	833.5	852.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	142.9	141.4	165.8	165.8
Highest rating	1524.6 2022-08-01	1499.6 2022-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1333.5 2024-02-01	1352.3 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1333.5 2024-07-01	1352.3 2024-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1524.6 2022-08-01	1499.6 2022-08-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1304.3	1311.8	1200	1200
Analysis
Rating	1304.3	1311.8	1200	1200
Raw rating	1304.3	1311.8	1200	1200
Weighted rating	1296.6	1304	1200
Weighted performance	1123.7	1123.8	0
K-factor	36	36	36	36
Floor	833.5	852.3	700	700
Max/Min rating change allowed	142.9	141.4	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	1304.3	1311.8	1200	1200
New weighted rating	1296.6	1303.9	1200	1200
New weighted performance	1123.2	1123.4	0	0
Temp new rating	1304.3	1311.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1304.3	1311.8	1200	1200
New K-factor	36	36	36	36
New floor	833.5	852.3	700	700

Item	Main	Standard
	0	0
	10	10
	5	5
	15	15
	5	5
	0	0
History	35	35

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
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	10	6	60	85	1231.1	1316.1
Standard	10	6	60	85	1231.1	1316.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	35	22	62.86	109.3	1217.7	1327
Standard	35	22	62.86	109.3	1217.7	1327
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1304.3	1311.8	1200	1200
2025-09-01	1304.3	1311.8	1200	1200
2025-08-01	1304.3	1311.8	1200	1200
2025-07-01	1304.3	1311.8	1200	1200
2025-06-01	1304.3	1311.8	1200	1200
2025-05-01	1297.5	1306.6	1200	1200
2025-04-01	1297.5	1306.6	1200	1200
2025-03-01	1297.5	1306.6	1200	1200
2025-02-01	1295.2	1303.8	1200	1200
2025-01-01	1262.7	1261.9	1200	1200
2024-12-01	1262.7	1261.9	1200	1200
2024-11-01	1262.7	1261.9	1200	1200
2024-10-01	1262.7	1261.9	1200	1200
2024-09-01	1262.7	1261.9	1200	1200
2024-08-01	1262.7	1261.9	1200	1200
2024-07-01	1333.5	1352.3	1200	1200
2024-06-01	1333.5	1352.3	1200	1200
2024-08-01	1333.5	1352.3	1200	1200
2024-04-01	1333.5	1352.3	1200	1200
2024-03-01	1333.5	1352.3	1200	1200
2024-02-01	1333.5	1352.3	1200	1200
2024-01-01	1333.5	1352.3	1200	1200
2023-12-01	1333.5	1352.3	1200	1200
2023-11-01	1333.5	1352.3	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	2025 Tshwane North School District CLOSED Individual Chess Championship (U15 Open)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Open)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane North School District CLOSED Individual Chess Championship (U15 Open)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Open)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2024 Tshwane North School District Cluster 4 & 5 Team League (U17)	2024-07-20	2024-07-20	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
4	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
5	2023 Tshwane North School District CLOSED League Championships (D3)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
6	2023 Tshwane North School District CLOSED Individual Championships (D3)	2023-05-13	2023-05-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
7	2022 Gauteng Schools Team Championships (U13 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

#	Games	Start				End
1	10	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Gauteng Top Schools
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Jacobs, E (Edgar)				Opponent Terblanche, L (Leon)
2	3	Tournament 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5				Tournament 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 0.5
		Opponent Van der Walt, L (Ludwig Louis)				Opponent Mndebele, M (Melusi)
3	3	Tournament 2022 Gauteng Schools Team Championships				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-27	rnd 3	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent De Rouwe, ED (Eckhard)				Opponent Du Randt, L (Lea)

#	Games	Start				End
1	10	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Gauteng Top Schools
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Jacobs, E (Edgar)				Opponent Terblanche, L (Leon)
2	3	Tournament 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5				Tournament 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 0.5
		Opponent Van der Walt, L (Ludwig Louis)				Opponent Mndebele, M (Melusi)
3	3	Tournament 2022 Gauteng Schools Team Championships				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-27	rnd 3	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent De Rouwe, ED (Eckhard)				Opponent Du Randt, L (Lea)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Gauteng Top Schools
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Jacobs, E (Edgar)				Opponent Terblanche, L (Leon)
2	3	Tournament 2022 Gauteng Schools Team Championships				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-27	rnd 3	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent De Rouwe, ED (Eckhard)				Opponent Du Randt, L (Lea)
3	2	Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-24	rnd 4	type Standard	result 1	date 2025-05-24	rnd 5	type Standard	result 1
		Opponent Chula, O (Onkabetse)				Opponent Esterhuysen, R (Ruben)

#	Games	Start				End
1	10	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Gauteng Top Schools
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Jacobs, E (Edgar)				Opponent Terblanche, L (Leon)
2	3	Tournament 2022 Gauteng Schools Team Championships				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-27	rnd 3	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent De Rouwe, ED (Eckhard)				Opponent Du Randt, L (Lea)
3	2	Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-24	rnd 4	type Standard	result 1	date 2025-05-24	rnd 5	type Standard	result 1
		Opponent Chula, O (Onkabetse)				Opponent Esterhuysen, R (Ruben)

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	Esterhuysen ,R (Ruben)	2	2	425	2	2	425	0	0	0	0	0	0
1	Esterhuysen ,R (Ruben)	2	1332.9	1757.9	2	1338.3	1757.9	0	0	0	0	0	0
2	Venter ,E (Erik)	1	1	425	1	1	425	0	0	0	0	0	0
2	Venter ,E (Erik)	1	1173.4	1598.4	1	1200	1598.4	0	0	0	0	0	0
3	Mametse ,K (Kemoamogetse)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mametse ,K (Kemoamogetse)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Van Der Schyff ,C (Charlize)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Der Schyff ,C (Charlize)	1	1445.8	1020.8	1	1439	1020.8	0	0	0	0	0	0
5	Lakey ,J (Joseph)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Lakey ,J (Joseph)	1	1194.4	769.4	1	1193.2	769.4	0	0	0	0	0	0
6	Seloane ,K (Kamogelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Seloane ,K (Kamogelo)	1	1272	847	1	1287.5	847	0	0	0	0	0	0
7	Tshirado ,R (Rudzhani)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Tshirado ,R (Rudzhani)	1	1159	734	1	1149.2	734	0	0	0	0	0	0
8	Stirling ,M (Masimla)	1	1	425	1	1	425	0	0	0	0	0	0
8	Stirling ,M (Masimla)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Mndebele ,M (Melusi)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Mndebele ,M (Melusi)	1	1277	1277	1	1289.5	1277	0	0	0	0	0	0
10	Arthur ,T (Teagan Jadon)	1	1	425	1	1	425	0	0	0	0	0	0
10	Arthur ,T (Teagan Jadon)	1	1200	1625	1	1200	1625	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

Viviers, 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