Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pienaar, LA (Amadeus Leonard)

Chess SA id

172030153

FIDE id

Date of birth

1972-10-15 (Adult)

Gender

Male

Region

Gert Sibande (MGS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1573.1	1570.2	1513.2	1516.6
Raw rating	1573.1	1570.2	1513.2	1513.6
Weighted rating	1556.4	1567	1512.7	1516.6
Weighted performance	1419.7	1477.5	0	0
Floor	1112.1	1117.8	1018	1018
K-factor	28	28	32	32
Min/Max rating change allowed	97.4	97.8	106.1	106.1
Highest rating	1612.1 2025-08-01	1639.3 2024-09-01	1518 2018-05-01	1518 2018-05-01
Highest raw rating	1612.1 2025-08-01	1617.8 2025-08-01	1518 2024-02-01	1518 2024-02-01
Highest weighted rating	1578.5 2025-05-05	1567 2025-09-30	1518 2018-05-01	1518 2018-05-01
Highest weighted performance	1575.1 2024-09-01	1639.3 2024-09-01	1475 2024-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	-0.3
New rating	1573.1	1570.2	1513.2	1516.3
Analysis
Rating	1573.1	1570.2	1513.2	1516.6
Raw rating	1573.1	1570.2	1513.2	1513.6
Weighted rating	1556.4	1567	1512.7
Weighted performance	1419.7	1477.5	0
K-factor	28	28	32	32
Floor	1112.1	1117.8	1018	1018
Max/Min rating change allowed	97.4	97.8	106.1	106.1
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	1573.1	1570.2	1513.2	1513.6
New weighted rating	1558.7	1568.5	1512.6	1516.3
New weighted performance	1419.2	1477	0	0
Temp new rating	1573.1	1570.2	1513.2	1516.3
Temp new rating +/-	0	0	0	-0.3
Final new rating +/-	0	0	0	-0.3
New rating	1573.1	1570.2	1513.2	1516.3
New K-factor	28	28	32	32
New floor	1112.1	1117.8	1018	1018

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	46	23	7	16
	22	15	7	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	77	47	14	16

Games since
	Main 68	Standard 38		Rapid 14		Blitz 16
Gender	Male
Age group	Adult
Region	Gert Sibande (MGS)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	780		13		2
Male	698		12		2
Adult	312		12		2
Adult Male	296		11		2
Standard
	RSA		Province		Region
Overall	736		11		2
Male	650		10		2
Adult	282		11		2
Adult Male	267		10		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	134		4		1
Male	129		4		1
Adult	105		4		1
Adult Male	100		4		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	46	20	43.48	-55.4	1575.2	1519.7
Standard	23	9	39.13	-92.4	1643.9	1551.5
Rapid	7	3	42.86	-60.7	1317.4	1256.7
Blitz	16	8	50	0	1589.1	1589.1
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	68	32.5	47.79	-18.8	1567.7	1549
Standard	38	17.5	46.05	-33.6	1622.1	1588.6
Rapid	14	7	50	0	1395.6	1395.6
Blitz	16	8	50	0	1589.1	1589.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1573.1	1570.2	1513.2	1513.6
2025-09-01	1612.1	1617.8	1513.2	1513.6
2025-08-01	1612.1	1617.8	1513.2	1513.6
2025-07-01	1541.5	1553.3	1513.2	1517.6
2025-06-01	1539.5	1552.3	1513.2	1517.3
2025-05-01	1542	1583.2	1513.2	1513.5
2025-04-01	1545.4	1583.2	1512.9	1518
2025-03-01	1545.4	1583.2	1506.7	1518
2025-02-01	1578.5	1583.2	1513.9	1518
2025-01-01	1578.5	1583.2	1509.7	1518
2024-12-01	1554.4	1560.2	1509.7	1518
2024-11-01	1554.4	1560.2	1509.7	1518
2024-10-01	1554.4	1560.2	1509.7	1518
2024-09-01	1533.4	1534.3	1509.7	1518
2024-08-01	1533.4	1534.3	1509.7	1518
2024-07-01	1518	1518	1518	1518
2024-06-01	1518	1518	1518	1518
2024-08-01	1518	1518	1518	1518
2024-04-01	1518	1518	1518	1518
2024-03-01	1518	1518	1518	1518
2024-02-01	1518	1518	1518	1518
2024-01-01	1518	1518	1518	1518
2023-12-01	1518	1518	1518	1518
2023-11-01	1518	1518	1518	1518

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	Tshwane Chess Club Clash 2025 (Prestige)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	South African Open 2025 (B)	2025-06-28	2025-07-05	Standard	Johannesburg Metro (GJM)	11	11	7	Yes	Analysis
3	South African Open 2025 (Blitz)	2025-07-02	2025-07-02	Blitz	Johannesburg Metro (GJM)	9	9	5	Yes	Analysis
4	Moja Chess Extravaganza 2025 (B)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	7	2	Yes	Analysis
5	Randburg Chess Club Autumn Blitz	2025-04-08	2025-04-08	Blitz	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis
6	JMC Rapid The Bridge School 2025 (Open)	2025-02-23	2025-02-23	Rapid	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Tshwane Chess Club Clash 2025 (Prestige)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	South African Open 2025 (B)	2025-06-28	2025-07-05	Standard	Johannesburg Metro (GJM)	11	11	7	Yes	Analysis
3	South African Open 2025 (Blitz)	2025-07-02	2025-07-02	Blitz	Johannesburg Metro (GJM)	9	9	5	Yes	Analysis
4	Moja Chess Extravaganza 2025 (B)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	7	2	Yes	Analysis
5	Randburg Chess Club Autumn Blitz	2025-04-08	2025-04-08	Blitz	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis
6	JMC Rapid The Bridge School 2025 (Open)	2025-02-23	2025-02-23	Rapid	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis
7	Gauteng Inter-Region at UJ 2024 (Adult+Senior)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
8	JCC Khelo India 1st Annual Chess Tournament 2024 (A)	2024-08-31	2024-08-31	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
9	JNW Rapid - Helpmekaar Kollege 2024	2024-07-28	2024-07-28	Rapid	Johannesburg Metro (GJM)	7	7	4	Yes	Analysis
10	Chess Power House July Open 2024 (A)	2024-07-20	2024-07-20	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament JMC Rapid The Bridge School 2025				Tournament Randburg Chess Club Autumn Blitz
		date 2025-02-23	rnd 3	type Rapid	result 0.5	date 2025-04-08	rnd 1	type Blitz	result 1
		Opponent Mlilo, S (Sibongisiwe)				Opponent Camphor, L (Latzlo)
2	6	Tournament JCC Khelo India 1st Annual Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-31	rnd 4	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent La Grange, D (Deon)				Opponent Choeu, K (Kagisho)
3	4	Tournament Chess Power House July Open 2024				Tournament JNW Rapid - Helpmekaar Kollege 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-28	rnd 1	type Rapid	result 1
		Opponent Nkhwashu, G (Geraldine)				Opponent Magodielo, M (Mamello)

#	Games	Start				End
1	6	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-06-29	rnd 4	type Standard	result 1	date 2025-07-04	rnd 9	type Standard	result 1
		Opponent Meeran, M (Museera)				Opponent Molomo, MJ (Jackson Madimetja)
2	6	Tournament JCC Khelo India 1st Annual Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-31	rnd 4	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent La Grange, D (Deon)				Opponent Choeu, K (Kagisho)
3	4	Tournament Chess Power House July Open 2024				Tournament JCC Khelo India 1st Annual Chess Tournament 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-08-31	rnd 1	type Standard	result 1
		Opponent Nkhwashu, G (Geraldine)				Opponent Rakgabale, M (Mahlatse)

#	Games	Start				End
1	5	Tournament JMC Rapid The Bridge School 2025				Tournament JMC Rapid The Bridge School 2025
		date 2025-02-23	rnd 3	type Rapid	result 0.5	date 2025-02-23	rnd 7	type Rapid	result 0.5
		Opponent Mlilo, S (Sibongisiwe)				Opponent Lyle, A (Alexandre)
2	2	Tournament JNW Rapid - Helpmekaar Kollege 2024				Tournament JMC Rapid The Bridge School 2025
		date 2024-07-28	rnd 7	type Rapid	result 1	date 2025-02-23	rnd 1	type Rapid	result 0.5
		Opponent Potgieter, ST (St)				Opponent Chen, Z (Zoey)
3	1	Tournament JNW Rapid - Helpmekaar Kollege 2024				Tournament JNW Rapid - Helpmekaar Kollege 2024
		date 2024-07-28	rnd 5	type Rapid	result 1	date 2024-07-28	rnd 5	type Rapid	result 1
		Opponent Moeketsi, M (Mafoko)				Opponent Moeketsi, M (Mafoko)

#	Games	Start				End
1	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 7	type Blitz	result 1	date 2025-07-02	rnd 8	type Blitz	result 1
		Opponent Mogaladi, Y (Yoran)				Opponent Machet, J (Jordan)
2	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 2	type Blitz	result 1	date 2025-07-02	rnd 3	type Blitz	result 1
		Opponent Gabel Smit, H (Heinrich)				Opponent Du Toit, S (Sarah-Anne)
3	1	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 5	type Blitz	result 1	date 2025-07-02	rnd 5	type Blitz	result 1
		Opponent Allison, S (Spencer)				Opponent Allison, S (Spencer)

#	Games	Start				End
1	3	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 7	type Standard	result 1	date 2025-07-04	rnd 9	type Standard	result 1
		Opponent Metcalfe, AR (Allister Richard)				Opponent Molomo, MJ (Jackson Madimetja)
2	3	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-06-29	rnd 4	type Standard	result 1	date 2025-07-01	rnd 6	type Standard	result 1
		Opponent Meeran, M (Museera)				Opponent Molefe, T (Thabiso)
3	3	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 2	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent Ernst, W (Werner)				Opponent Choeu, K (Kagisho)

#	Games	Start				End
1	6	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-06-29	rnd 4	type Standard	result 1	date 2025-07-04	rnd 9	type Standard	result 1
		Opponent Meeran, M (Museera)				Opponent Molomo, MJ (Jackson Madimetja)
2	3	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 2	type Standard	result 1	date 2024-12-08	rnd 4	type Standard	result 1
		Opponent Ernst, W (Werner)				Opponent Choeu, K (Kagisho)
3	2	Tournament Chess Power House July Open 2024				Tournament Chess Power House July Open 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Nkhwashu, G (Geraldine)				Opponent Khosa, A (Alex)

#	Games	Start				End
1	1	Tournament JNW Rapid - Helpmekaar Kollege 2024				Tournament JNW Rapid - Helpmekaar Kollege 2024
		date 2024-07-28	rnd 7	type Rapid	result 1	date 2024-07-28	rnd 7	type Rapid	result 1
		Opponent Potgieter, ST (St)				Opponent Potgieter, ST (St)
2	1	Tournament JNW Rapid - Helpmekaar Kollege 2024				Tournament JNW Rapid - Helpmekaar Kollege 2024
		date 2024-07-28	rnd 5	type Rapid	result 1	date 2024-07-28	rnd 5	type Rapid	result 1
		Opponent Moeketsi, M (Mafoko)				Opponent Moeketsi, M (Mafoko)
3	1	Tournament JNW Rapid - Helpmekaar Kollege 2024				Tournament JNW Rapid - Helpmekaar Kollege 2024
		date 2024-07-28	rnd 3	type Rapid	result 1	date 2024-07-28	rnd 3	type Rapid	result 1
		Opponent Upadhyay, S (Savya)				Opponent Upadhyay, S (Savya)

#	Games	Start				End
1	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 7	type Blitz	result 1	date 2025-07-02	rnd 8	type Blitz	result 1
		Opponent Mogaladi, Y (Yoran)				Opponent Machet, J (Jordan)
2	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 2	type Blitz	result 1	date 2025-07-02	rnd 3	type Blitz	result 1
		Opponent Gabel Smit, H (Heinrich)				Opponent Du Toit, S (Sarah-Anne)
3	1	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 5	type Blitz	result 1	date 2025-07-02	rnd 5	type Blitz	result 1
		Opponent Allison, S (Spencer)				Opponent Allison, S (Spencer)

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	Ahmid ,K (Kaleem)	3	1.5	0	1	1	425	1	0.5	0	1	0	-425
1	Ahmid ,K (Kaleem)	3	1422.7	1422.7	1	1521	1847.7	1	1200	1422.7	1	1284.2	997.7
2	Mann ,I (Iowan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Mann ,I (Iowan)	2	1663.4	1450.9	2	1678.6	1450.9	0	0	0	0	0	0
3	Molomo ,MJ (Jackson Madimetja)	1	1	425	1	1	425	0	0	0	0	0	0
3	Molomo ,MJ (Jackson Madimetja)	1	1755.3	2180.3	1	1763.2	2180.3	0	0	0	0	0	0
4	Malaba ,U (Ushindi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Malaba ,U (Ushindi)	1	1682.3	1257.3	1	1686.9	1257.3	0	0	0	0	0	0
5	Choeu ,K (Kagisho)	1	1	425	1	1	425	0	0	0	0	0	0
5	Choeu ,K (Kagisho)	1	1446.4	1871.4	1	1444.2	1871.4	0	0	0	0	0	0
6	Metcalfe ,AR (Allister Richard)	1	1	425	1	1	425	0	0	0	0	0	0
6	Metcalfe ,AR (Allister Richard)	1	1727.4	2152.4	1	1754.2	2152.4	0	0	0	0	0	0
7	Egeonu ,C (Chizitere)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Egeonu ,C (Chizitere)	1	1784.2	1359.2	1	1780.9	1359.2	0	0	0	0	0	0
8	La Grange ,D (Deon)	1	1	425	1	1	425	0	0	0	0	0	0
8	La Grange ,D (Deon)	1	1739.3	2164.3	1	1744	2164.3	0	0	0	0	0	0
9	Mahuma ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mahuma ,T (Tshegofatso)	1	1524.2	1099.2	1	1519.4	1099.2	0	0	0	0	0	0
10	Ernst ,W (Werner)	1	1	425	1	1	425	0	0	0	0	0	0
10	Ernst ,W (Werner)	1	1238.5	1663.5	1	1182	1663.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pienaar, LA (Amadeus Leonard)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms