Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, J (Juan-Pierre)

Chess SA id

1070132506

FIDE id

Date of birth

2007-04-12 (U20)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-19

Personal details last changed

2025-04-19

Junior GPX Games

Junior GPX Points

1434.5

Item	Main	Standard	Rapid	Blitz
Rating	1437.1	1411.7	1205	1034.2
Raw rating	1437.1	1411.7	1205	1034.2
Weighted rating	1407.8	1388.2	1204.4	1034.2
Weighted performance	1323.3	1302.9	0	0
Floor	980.9	969.4	705	700
K-factor	32	32	36	36
Min/Max rating change allowed	118.3	122.6	164.6	210
Highest rating	1480.9 2025-03-01	1469.4 2025-03-01	1206.6 2024-06-01	1200 2018-10-01
Highest raw rating	1480.9 2025-03-01	1469.4 2025-03-01	1205 2024-07-01	1200 2020-01-01
Highest weighted rating	1392.9 2025-08-01	1376 2025-08-01	1204.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1480.9 2025-03-01	1469.4 2024-05-01	1206.6 2024-06-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1437.1	1411.7	1205	1034.2
Analysis
Rating	1437.1	1411.7	1205	1034.2
Raw rating	1437.1	1411.7	1205	1034.2
Weighted rating	1407.8	1388.2	1204.4
Weighted performance	1323.3	1302.9	0
K-factor	32	32	36	36
Floor	980.9	969.4	705	700
Max/Min rating change allowed	118.3	122.6	164.6	210
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	1437.1	1411.7	1205	1034.2
New weighted rating	1413.9	1393.2	1204.5	1034.2
New weighted performance	1322.9	1302.4	0	0
Temp new rating	1437.1	1411.7	1205	1034.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1437.1	1411.7	1205	1034.2
New K-factor	32	32	36	36
New floor	980.9	969.4	705	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	30	30	0	0
	34	28	6	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	70	58	6	6

Games since
	Main 64	Standard 58		Rapid 6		Blitz 0
Gender	Male
Age group	U20
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	1797		231		55
Male	1508		199		47
U20	161		28		6
U20 Male	135		25		5
Standard
	RSA		Province		Region
Overall	1933		258		62
Male	1589		219		53
U20	169		29		6
U20 Male	135		25		5
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	30	16	53.33	28.3	1432.2	1460.5
Standard	30	16	53.33	28.3	1432.2	1460.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	70	35.5	50.71	6.1	1364.8	1370.9
Standard	58	32	55.17	44	1380.1	1424.1
Rapid	6	3.5	58.33	70.8	1413.5	1484.3
Blitz	6	0	0	-425	1168.5	743.5

Date	Main	Standard	Rapid	Blitz
2025-09-30	1437.1	1411.7	1205	1034.2
2025-09-01	1437.1	1411.7	1205	1034.2
2025-08-01	1437.1	1411.7	1205	1034.2
2025-07-01	1437.1	1411.7	1205	1034.2
2025-06-01	1437.1	1411.7	1205	1034.2
2025-05-01	1437.1	1411.7	1205	1034.2
2025-04-01	1467.1	1450.1	1205	1034.2
2025-03-01	1480.9	1469.4	1205	1034.2
2025-02-01	1407	1385.7	1205	1034.2
2025-01-01	1392.9	1368.3	1205	1034.2
2024-12-01	1392.9	1368.3	1205	1034.2
2024-11-01	1392.9	1368.3	1205	1034.2
2024-10-01	1392.9	1368.3	1205	1034.2
2024-09-01	1392.9	1368.3	1205	1034.2
2024-08-01	1392.9	1368.3	1205	1034.2
2024-07-01	1392.9	1368.3	1205	1034.2
2024-06-01	1380.5	1368.3	1200	1034.2
2024-08-01	1302.6	1312	1200	1034.2
2024-04-01	1273.6	1281	1200	1034.2
2024-03-01	1254.5	1265.2	1200	1034.2
2024-02-01	1176.9	1200	1200	1034.2
2024-01-01	1176.9	1200	1200	1034.2
2023-12-01	1176.9	1200	1200	1034.2
2023-11-01	1176.9	1200	1200	1034.2

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	SBD Trials J Bay 19 April 2025 (U18-Open)	2025-04-19	2025-04-19	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
2	Kouga Mayor's Cup Final 2025 (Open)	2025-04-11	2025-04-12	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
3	Kouga Mayor's Cup 2025 (Open)	2025-03-07	2025-03-08	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
4	SBDCU Trials 3 2025 (U20+Open)	2025-02-08	2025-02-08	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
5	SBDCU Fundraiser 2025 (Open)	2025-02-01	2025-02-01	Standard	Sarah Baartman (ESB)	5	5	2.5	Yes	Analysis
6	2025 SBDCU Trial 2 JBay (U20+Open)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBD Trials J Bay 19 April 2025 (U18-Open)	2025-04-19	2025-04-19	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
2	Kouga Mayor's Cup Final 2025 (Open)	2025-04-11	2025-04-12	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
3	Kouga Mayor's Cup 2025 (Open)	2025-03-07	2025-03-08	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
4	SBDCU Trials 3 2025 (U20+Open)	2025-02-08	2025-02-08	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
5	SBDCU Fundraiser 2025 (Open)	2025-02-01	2025-02-01	Standard	Sarah Baartman (ESB)	5	5	2.5	Yes	Analysis
6	2025 SBDCU Trial 2 JBay (U20+Open)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
7	Willow Academy 2024 (A)	2024-06-22	2024-06-22	Rapid	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
8	Fountains Mall 2024 (B)	2024-05-17	2024-05-18	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
9	Kouga Mayor's Cup Final 2024 (U17)	2024-04-12	2024-04-13	Standard	Sarah Baartman (ESB)	5	5	3.5	Yes	Analysis
10	Kouga Mayor's Cup 2024 (U17)	2024-03-08	2024-03-09	Standard	Sarah Baartman (ESB)	6	6	3	Yes	Analysis
11	SBDCU Trial 1 2024 (U18)	2024-02-23	2024-02-24	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
12	SBDCU Open 2024 (A)	2024-02-09	2024-02-10	Standard	Sarah Baartman (ESB)	5	5	2.5	Yes	Analysis
13	SBDCU Trial 1 2023 (U18-Open)	2023-03-05	2023-03-05	Standard	Sarah Baartman (ESB)	5	0	0	No	Analysis
14	Smart Chess Blitz 2020 (U14)	2020-02-29	2020-02-29	Blitz	Mangaung (FMB)	7	6	0	Yes	Analysis

#	Games	Start				End
1	5	Tournament Kouga Mayor's Cup Final 2025				Tournament SBD Trials J Bay 19 April 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-04-19	rnd 4	type Standard	result 0.5
		Opponent Claasen, C (Cleavan)				Opponent Theunissen, A (Andrew)
2	5	Tournament SBDCU Trial 1 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-02-24	rnd 3	type Standard	result 0.5	date 2024-03-08	rnd 1	type Standard	result 1
		Opponent Carolus, CJ (Cayline)				Opponent Ludick, L (Lindsay)
3	3	Tournament Kouga Mayor's Cup 2025				Tournament Kouga Mayor's Cup 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 0.5
		Opponent Claasen, C (Cleavan)				Opponent Sibengile, Z (Zolani)

#	Games	Start				End
1	5	Tournament Kouga Mayor's Cup Final 2025				Tournament SBD Trials J Bay 19 April 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-04-19	rnd 4	type Standard	result 0.5
		Opponent Claasen, C (Cleavan)				Opponent Theunissen, A (Andrew)
2	5	Tournament SBDCU Trial 1 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-02-24	rnd 3	type Standard	result 0.5	date 2024-03-08	rnd 1	type Standard	result 1
		Opponent Carolus, CJ (Cayline)				Opponent Ludick, L (Lindsay)
3	3	Tournament Kouga Mayor's Cup 2025				Tournament Kouga Mayor's Cup 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 0.5
		Opponent Claasen, C (Cleavan)				Opponent Sibengile, Z (Zolani)

#	Games	Start				End
1	3	Tournament Willow Academy 2024				Tournament Willow Academy 2024
		date 2024-06-22	rnd 1	type Rapid	result 0.5	date 2024-06-22	rnd 3	type Rapid	result 1
		Opponent Ackerdien, S (Saud)				Opponent Bouwer, R (Ruben)
2	1	Tournament Willow Academy 2024				Tournament Willow Academy 2024
		date 2024-06-22	rnd 5	type Rapid	result 1	date 2024-06-22	rnd 5	type Rapid	result 1
		Opponent Retief, P (Pieter)				Opponent Retief, P (Pieter)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Kouga Mayor's Cup Final 2025				Tournament SBD Trials J Bay 19 April 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-04-19	rnd 2	type Standard	result 1
		Opponent Claasen, C (Cleavan)				Opponent Stone, R (Renato)
2	3	Tournament 2025 SBDCU Trial 2 JBay				Tournament SBDCU Fundraiser 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-02-01	rnd 1	type Standard	result 1
		Opponent Terblanche, N (Nathaniel-Jayoen)				Opponent Krieger, BCJ (Brian)
3	2	Tournament Kouga Mayor's Cup 2025				Tournament Kouga Mayor's Cup 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Claasen, C (Cleavan)				Opponent Swartbooi, J (Jarno)

#	Games	Start				End
1	3	Tournament Kouga Mayor's Cup Final 2025				Tournament SBD Trials J Bay 19 April 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-04-19	rnd 2	type Standard	result 1
		Opponent Claasen, C (Cleavan)				Opponent Stone, R (Renato)
2	3	Tournament 2025 SBDCU Trial 2 JBay				Tournament SBDCU Fundraiser 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-02-01	rnd 1	type Standard	result 1
		Opponent Terblanche, N (Nathaniel-Jayoen)				Opponent Krieger, BCJ (Brian)
3	2	Tournament Kouga Mayor's Cup 2025				Tournament Kouga Mayor's Cup 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Claasen, C (Cleavan)				Opponent Swartbooi, J (Jarno)

#	Games	Start				End
1	2	Tournament Willow Academy 2024				Tournament Willow Academy 2024
		date 2024-06-22	rnd 2	type Rapid	result 1	date 2024-06-22	rnd 3	type Rapid	result 1
		Opponent Collett, S (Samuel)				Opponent Bouwer, R (Ruben)
2	1	Tournament Willow Academy 2024				Tournament Willow Academy 2024
		date 2024-06-22	rnd 5	type Rapid	result 1	date 2024-06-22	rnd 5	type Rapid	result 1
		Opponent Retief, P (Pieter)				Opponent Retief, P (Pieter)

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	Magadla ,L (Lathitha)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
1	Magadla ,L (Lathitha)	5	1433.8	1433.8	5	1426.7	1433.8	0	0	0	0	0	0
2	Krieger ,BCJ (Brian)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
2	Krieger ,BCJ (Brian)	4	1464.9	1358.7	4	1440.3	1358.7	0	0	0	0	0	0
3	Krieger ,CR (Charles Richard)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Krieger ,CR (Charles Richard)	3	1533.4	1391.7	3	1509.1	1391.7	0	0	0	0	0	0
4	Theunissen ,A (Andrew)	2	1	0	2	1	0	0	0	0	0	0	0
4	Theunissen ,A (Andrew)	2	1474.7	1474.7	2	1448.7	1474.7	0	0	0	0	0	0
5	Smuts ,A (Alexander)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Smuts ,A (Alexander)	2	1458.1	1033.1	2	1472.6	1033.1	0	0	0	0	0	0
6	Terblanche ,N (Nathaniel-Jayoen)	2	2	425	2	2	425	0	0	0	0	0	0
6	Terblanche ,N (Nathaniel-Jayoen)	2	1305	1730	2	1237.8	1730	0	0	0	0	0	0
7	Claasen ,C (Cleavan)	2	2	425	2	2	425	0	0	0	0	0	0
7	Claasen ,C (Cleavan)	2	1298.6	1723.6	2	1269.4	1723.6	0	0	0	0	0	0
8	Sibengile ,Z (Zolani)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Sibengile ,Z (Zolani)	2	1406.8	1194.2	2	1389.2	1194.2	0	0	0	0	0	0
9	Janse Van Rensburg ,S (San-Marie)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Janse Van Rensburg ,S (San-Marie)	2	1258.1	1470.6	2	1216.1	1470.6	0	0	0	0	0	0
10	Munemo ,T (Tadiwa)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	Munemo ,T (Tadiwa)	2	1522.7	1310.2	2	1507.2	1310.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Marais, J (Juan-Pierre)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms