Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Nieuwenhuizen, J (Jacques)

Chess SA id

1110116609

FIDE id

Date of birth

2011-03-11 (U16)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

2025-02-12

Junior GPX Games

Junior GPX Points

1273.7

Item	Main	Standard	Rapid	Blitz
Rating	1310.4	1305	1210.1	1200
Raw rating	1308.1	1302.8	1210.1	1200
Weighted rating	1310.4	1305	1206.9	1200
Weighted performance	1244.6	1243.1	0	0
Floor	888.5	885.3	718.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	142.2	143.2	163.4	165.8
Highest rating	1403.5 2023-05-01	1400.3 2023-05-01	1291.6 2023-06-01	1200 2018-10-01
Highest raw rating	1388.5 2023-06-01	1385.3 2023-06-01	1218.4 2023-10-01	1200 2024-02-01
Highest weighted rating	1388.5 2024-01-01	1385.3 2024-01-01	1218.4 2023-10-01	1200 2018-10-01
Highest weighted performance	1403.5 2023-05-01	1400.3 2023-05-01	1291.6 2023-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.3	0.1	0	0
New rating	1310.7	1305.1	1210.1	1200
Analysis
Rating	1310.4	1305	1210.1	1200
Raw rating	1308.1	1302.8	1210.1	1200
Weighted rating	1310.4	1305	1206.9
Weighted performance	1244.6	1243.1	0
K-factor	36	36	36	36
Floor	888.5	885.3	718.4	700
Max/Min rating change allowed	142.2	143.2	163.4	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	1308.1	1302.8	1210.1	1200
New weighted rating	1310.7	1305.1	1207.6	1200
New weighted performance	1236.7	1235.1	0	0
Temp new rating	1310.7	1305.1	1210.1	1200
Temp new rating +/-	0.3	0.1	0	0
Final new rating +/-	0.3	0.1	0	0
New rating	1310.7	1305.1	1210.1	1200
New K-factor	36	36	36	36
New floor	888.5	885.3	718.4	700

Item	Main	Standard	Rapid
	0	0	0
	13	13	0
	60	53	7
	54	45	9
	8	8	0
	0	0	0
History	150	134	16

Games since
	Main 73	Standard 66		Rapid 7		Blitz 0
Gender	Male
Age group	U16
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3166		1064		118
Male	2479		824		93
U16	501		172		23
U16 Male	369		122		14
Standard
	RSA		Province		Region
Overall	3128		1127		129
Male	2463		889		103
U16	509		182		24
U16 Male	382		134		16
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	13	5	38.46	-98.1	1377.9	1279.8
Standard	13	5	38.46	-98.1	1377.9	1279.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	150	82	54.67	39.7	1266.3	1306
Standard	134	74	55.22	44.4	1262.4	1306.8
Rapid	16	8	50	0	1299.3	1299.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1308.1	1302.8	1210.1	1200
2025-09-30	1308.1	1302.8	1210.1	1200
2025-09-01	1308.1	1302.8	1210.1	1200
2025-08-01	1308.1	1302.8	1210.1	1200
2025-07-01	1326.9	1321.4	1210.1	1200
2025-06-01	1344.9	1341.4	1210.1	1200
2025-05-01	1344.9	1341.4	1210.1	1200
2025-04-01	1344.9	1341.4	1210.1	1200
2025-03-01	1301.3	1295.5	1210.1	1200
2025-02-01	1301.3	1295.5	1210.1	1200
2025-01-01	1301.3	1295.5	1210.1	1200
2024-12-01	1281.3	1274.6	1210.1	1200
2024-11-01	1281.3	1274.6	1210.1	1200
2024-10-01	1292.7	1277.8	1210.1	1200
2024-09-01	1319	1308.8	1210.1	1200
2024-08-01	1275.1	1251.6	1210.1	1200
2024-07-01	1322.9	1319.3	1183.8	1200
2024-09-01	1322.9	1319.3	1183.8	1200
2024-05-01	1268.9	1266.4	1183.8	1200
2024-04-01	1298.2	1304.2	1183.8	1200
2024-03-01	1272.8	1281.5	1183.8	1200
2024-02-01	1272.8	1281.5	1183.8	1200
2024-01-01	1303.6	1316.1	1183.8	1200
2023-12-01	1303.6	1316.1	1183.8	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	Eureka Chess Open 26 July 2025 (B)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	3	0	Yes	Analysis
2	HS Driehoek Chess Open 2025 (C)	2025-06-14	2025-06-14	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
3	Hoerskool Drie Riviere Open 08 March 2025 (C)	2025-03-08	2025-03-08	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eureka Chess Open 26 July 2025 (B)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	3	0	Yes	Analysis
2	HS Driehoek Chess Open 2025 (C)	2025-06-14	2025-06-14	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
3	Hoerskool Drie Riviere Open 08 March 2025 (C)	2025-03-08	2025-03-08	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
4	Gauteng Inter-Region at UJ 2024 (U14 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
5	Fonteine Open 2024 (C)	2024-10-19	2024-10-19	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
6	NWU Vaal Chess Open 12 Oct 2024 (D)	2024-10-12	2024-10-12	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
7	Gauteng Top Schools 2024 (U13 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
8	Kings Gambit Chess Open 14 Sept 2024 (C)	2024-09-14	2024-09-14	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
9	Sedibeng West District Schools Chess Team's Championships 2024 (U13)	2024-08-12	2024-08-12	Standard	Sedibeng (GSV)	5	3	3	Yes	Analysis
10	Sedibeng West District Schools Individual Chess Championships 2024 (U13 Boys)	2024-07-27	2024-07-27	Standard	Sedibeng (GSV)	5	3	0	Yes	Analysis
11	Midvaal Winter Classic 13 July 2024 (D)	2024-07-13	2024-07-13	Rapid	Sedibeng (GSV)	7	7	4	Yes	Analysis
12	Sedibeng Chess Open 11 May 2024 (U13 Boys)	2024-05-11	2024-05-11	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
13	Vaalpark Primary Chess Open 2024 (C)	2024-04-13	2024-04-13	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis
14	Valia's Open 2024 (D)	2024-03-02	2024-03-02	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
15	NG Kerk Vanderbijlpark Suid 2024 (C)	2024-02-24	2024-02-24	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
16	2024 Gauteng Inter-Region Chess Championship (U14A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
17	NWU Vaal Open 2023 (D)	2023-10-14	2023-10-14	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
18	Dr Pieter Hangelbroek Rapid 2023 (B)	2023-10-28	2023-10-28	Rapid	Sedibeng (GSV)	5	4	1	Yes	Analysis
19	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	1	Yes	Analysis
20	2023 Sedibeng West District Schools Chess Tournament (U13)	2023-08-12	2023-08-12	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
21	Overvaal Ope Jul 2023 (C)	2023-07-22	2023-07-22	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
22	Eureka Open 2023 (D)	2023-07-29	2023-07-29	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
23	VaalPark Primary Open Chess 2023 (C)	2023-06-16	2023-06-16	Rapid	Sedibeng (GSV)	5	5	3	Yes	Analysis
24	Valia's Chess Tournament 2023 (D)	2023-05-06	2023-05-06	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
25	Driehoek Open Chess Tournament 2023 (D)	2023-05-13	2023-05-13	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
26	Overvaal Open 2023 (D)	2023-04-15	2023-04-15	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
27	AG Visser Open 2023 (C)	2023-02-18	2023-02-18	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
28	2022 Gauteng Schools Team Championships (U11 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	3	2	Yes	Analysis
29	Dirk De Koster Chess Open 2022 (D)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
30	Hoerskool Drie Riviere 2020 (D)	2020-03-07	2020-03-07	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
31	TST-MSA Chess Open 2019 (E)	2019-07-20	2019-07-20	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
32	Eureka Chess Open 2019 (H)	2019-07-27	2019-07-27	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2022 Gauteng Schools Team Championships				Tournament AG Visser Open 2023
		date 2022-08-27	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Van Deventer, A (Andre)				Opponent Campher, H (Hannah)
2	5	Tournament Valia's Chess Tournament 2023				Tournament Driehoek Open Chess Tournament 2023
		date 2023-05-06	rnd 4	type Standard	result 1	date 2023-05-13	rnd 3	type Standard	result 0.5
		Opponent Van Zyl, K (Kiera)				Opponent Viljoen, C (Chene)
3	5	Tournament Hoerskool Drie Riviere 2020				Tournament Dirk De Koster Chess Open 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-04-23	rnd 4	type Standard	result 1
		Opponent Bannerman, K (Kellam)				Opponent Brand, H (Henko)

#	Games	Start				End
1	6	Tournament 2022 Gauteng Schools Team Championships				Tournament AG Visser Open 2023
		date 2022-08-27	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Van Deventer, A (Andre)				Opponent Campher, H (Hannah)
2	5	Tournament Valia's Chess Tournament 2023				Tournament Driehoek Open Chess Tournament 2023
		date 2023-05-06	rnd 4	type Standard	result 1	date 2023-05-13	rnd 3	type Standard	result 0.5
		Opponent Van Zyl, K (Kiera)				Opponent Viljoen, C (Chene)
3	5	Tournament Hoerskool Drie Riviere 2020				Tournament Dirk De Koster Chess Open 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-04-23	rnd 4	type Standard	result 1
		Opponent Bannerman, K (Kellam)				Opponent Brand, H (Henko)

#	Games	Start				End
1	3	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 7	type Rapid	result 1
		Opponent Rakoti, O (Ofentse)				Opponent De Jager, G (Gideon)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Willemse, PJ (Pierre)				Opponent Willemse, PJ (Pierre)
3	1	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Dr Pieter Hangelbroek Rapid 2023
		date 2023-10-28	rnd 5	type Rapid	result 1	date 2023-10-28	rnd 5	type Rapid	result 1
		Opponent Booysen, M (Minique)				Opponent Booysen, M (Minique)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2022 Gauteng Schools Team Championships				Tournament AG Visser Open 2023
		date 2022-08-27	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Van Deventer, A (Andre)				Opponent Campher, H (Hannah)
2	5	Tournament Hoerskool Drie Riviere 2020				Tournament Dirk De Koster Chess Open 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-04-23	rnd 4	type Standard	result 1
		Opponent Bannerman, K (Kellam)				Opponent Brand, H (Henko)
3	4	Tournament Sedibeng Chess Open 11 May 2024				Tournament Sedibeng Chess Open 11 May 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 4	type Standard	result 1
		Opponent Majola, L (Lesedi)				Opponent Ralebenya, L (Lebenya)

#	Games	Start				End
1	6	Tournament 2022 Gauteng Schools Team Championships				Tournament AG Visser Open 2023
		date 2022-08-27	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Van Deventer, A (Andre)				Opponent Campher, H (Hannah)
2	5	Tournament Hoerskool Drie Riviere 2020				Tournament Dirk De Koster Chess Open 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-04-23	rnd 4	type Standard	result 1
		Opponent Bannerman, K (Kellam)				Opponent Brand, H (Henko)
3	4	Tournament Sedibeng Chess Open 11 May 2024				Tournament Sedibeng Chess Open 11 May 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 4	type Standard	result 1
		Opponent Majola, L (Lesedi)				Opponent Ralebenya, L (Lebenya)

#	Games	Start				End
1	3	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 7	type Rapid	result 1
		Opponent Rakoti, O (Ofentse)				Opponent De Jager, G (Gideon)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Willemse, PJ (Pierre)				Opponent Willemse, PJ (Pierre)
3	1	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Dr Pieter Hangelbroek Rapid 2023
		date 2023-10-28	rnd 5	type Rapid	result 1	date 2023-10-28	rnd 5	type Rapid	result 1
		Opponent Booysen, M (Minique)				Opponent Booysen, M (Minique)

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	Campher ,H (Hannah)	5	1	-255	4	1	-212.5	1	0	-425	0	0	0
1	Campher ,H (Hannah)	5	1352.5	1097.5	4	1386.4	1140	1	1200	927.5	0	0	0
2	Visser ,M (Mila)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
2	Visser ,M (Mila)	4	1326.9	1539.4	4	1313.2	1539.4	0	0	0	0	0	0
3	Brand ,H (Henko)	4	1	-212.5	3	1	-141.7	1	0	-425	0	0	0
3	Brand ,H (Henko)	4	1375.7	1163.2	3	1357.6	1234	1	1200	950.7	0	0	0
4	Emanuel ,C (Caitlin)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
4	Emanuel ,C (Caitlin)	3	1345.5	1203.9	3	1338.6	1203.9	0	0	0	0	0	0
5	Williams ,A (Anika)	3	0	-425	3	0	-425	0	0	0	0	0	0
5	Williams ,A (Anika)	3	1357.7	932.7	3	1356.9	932.7	0	0	0	0	0	0
6	Coetzer ,Z (Zinique)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
6	Coetzer ,Z (Zinique)	3	1286.8	1145.1	2	1245.1	1286.8	1	1222.4	861.8	0	0	0
7	Emanuel ,S (Shiloh)	2	2	425	2	2	425	0	0	0	0	0	0
7	Emanuel ,S (Shiloh)	2	1284.7	1709.7	2	1302	1709.7	0	0	0	0	0	0
8	Smith ,KE (Kaiden Elljay)	2	1	0	2	1	0	0	0	0	0	0	0
8	Smith ,KE (Kaiden Elljay)	2	1158.4	1158.4	2	1152.2	1158.4	0	0	0	0	0	0
9	Gorrie ,A (Avery)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Gorrie ,A (Avery)	2	1396.8	1609.2	2	1401.6	1609.2	0	0	0	0	0	0
10	Masilo ,R (Rendani)	2	1	0	2	1	0	0	0	0	0	0	0
10	Masilo ,R (Rendani)	2	1296.7	1296.7	2	1278.2	1296.7	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

Van Nieuwenhuizen, J (Jacques)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms