Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pienaar, S (Stephen)

Chess SA id

102053557

FIDE id

Date of birth

2002-01-22 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1134.5	1146.2	929.8	877
Raw rating	1134.5	1146.2	929.8	877
Weighted rating	1134.4	1146.2	929.8	877
Weighted performance	388.7	373.5	0	0
Floor	634.5	663	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	182	179	243.7	262.7
Highest rating	1401.6 2018-02-01	1401.6 2018-02-01	1200 2024-02-01	1200 2018-02-01
Highest raw rating	1134.5 2024-02-01	1163 2018-03-01	929.8 2024-02-01	929.8 2018-02-01
Highest weighted rating	1134.5 2024-11-01	1163 2024-11-01	929.8 2024-11-01	929.8 2024-11-01
Highest weighted performance	1401.6 2018-02-01	1401.6 2018-02-01	1200 2024-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1134.5	1146.2	929.8	877
Analysis
Rating	1134.5	1146.2	929.8	877
Raw rating	1134.5	1146.2	929.8	877
Weighted rating	1134.4	1146.2	929.8
Weighted performance	388.7	373.5	0
K-factor	40	40	40	40
Floor	634.5	663	500	500
Max/Min rating change allowed	182	179	243.7	262.7
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	1134.5	1146.2	929.8	877
New weighted rating	1134.5	1146.2	929.8	877
New weighted performance	388.3	373.1	0	0
Temp new rating	1134.5	1146.2	929.8	877
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1134.5	1146.2	929.8	877
New K-factor	40	40	40	40
New floor	634.5	663	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	9	9	0	0
	0	0	0	0
	0	0	0	0
History	131	113	6	12

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
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	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	38	18	47.37	-22.4	1189.7	1167.3
Standard	32	17	53.12	26.6	1183.2	1209.8
Rapid	0	0	0	0	0	0
Blitz	6	1	16.67	-283.3	1224.1	940.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1134.5	1146.2	929.8	877
2025-09-01	1134.5	1146.2	929.8	877
2025-08-01	1134.5	1146.2	929.8	877
2025-07-01	1134.5	1146.2	929.8	877
2025-06-01	1134.5	1146.2	929.8	877
2025-05-01	1134.5	1146.2	929.8	877
2025-04-01	1134.5	1146.2	929.8	877
2025-03-01	1134.5	1146.2	929.8	877
2025-02-01	1134.5	1146.2	929.8	877
2025-01-01	1134.5	1146.2	929.8	877
2024-12-01	1134.5	1146.2	929.8	877
2024-11-01	1134.5	1146.2	929.8	877
2024-10-01	1134.5	1146.2	929.8	877
2024-09-01	1134.5	1146.2	929.8	877
2024-08-01	1134.5	1146.2	929.8	877
2024-07-01	1134.5	1146.2	929.8	877
2024-06-01	1134.5	1146.2	929.8	877
2024-08-01	1134.5	1146.2	929.8	877
2024-04-01	1134.5	1146.2	929.8	877
2024-03-01	1134.5	1146.2	929.8	877
2024-02-01	1134.5	1146.2	929.8	877
2024-01-01	1134.5	1146.2	929.8	877
2023-12-01	1134.5	1146.2	929.8	877
2023-11-01	1107.7	1131.8	929.8	877

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2023 USSA Championships (Open)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	3	Yes	Analysis
2	South African Junior Blitz 2018 (U18)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	6	1	Yes	Analysis
3	South African Junior Team Championships 2018 (U20B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
4	2018 WP Schools Closed Trials (U18 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
5	WP District South 2018 (U18)	2018-02-01	2018-02-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
6	Grey College Inter Team Chess Tournament 2018 (B)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	5	Yes	Analysis

#	Games	Start				End
1	7	Tournament WP District South 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-01	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Matshaya, S (Sive)				Opponent Monegi, L (Leagilwe)
2	4	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-17	rnd 3	type Standard	result 0.5	date 2018-12-19	rnd 6	type Standard	result 0.5
		Opponent Opperman, D (Delmain)				Opponent Spies, E (Elne)
3	2	Tournament South African Junior Team Championships 2018				Tournament 2023 USSA Championships
		date 2018-12-20	rnd 7	type Standard	result 0.5	date 2023-12-04	rnd 1	type Standard	result 1
		Opponent Jonas, LF (Lesedi)				Opponent Tsholo, B (Boitumelo)

#	Games	Start				End
1	7	Tournament WP District South 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-01	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Matshaya, S (Sive)				Opponent Monegi, L (Leagilwe)
2	6	Tournament South African Junior Team Championships 2018				Tournament 2023 USSA Championships
		date 2018-12-17	rnd 3	type Standard	result 0.5	date 2023-12-04	rnd 1	type Standard	result 1
		Opponent Opperman, D (Delmain)				Opponent Tsholo, B (Boitumelo)
3	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-08	rnd 8	type Standard	result 1	date 2023-12-08	rnd 8	type Standard	result 1
		Opponent Modiba, J (Jackson)				Opponent Modiba, J (Jackson)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 6	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Marais, NJ (Nicholas)				Opponent Marais, NJ (Nicholas)

#	Games	Start				End
1	7	Tournament WP District South 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-01	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Matshaya, S (Sive)				Opponent Monegi, L (Leagilwe)
2	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-08	rnd 8	type Standard	result 1	date 2023-12-08	rnd 8	type Standard	result 1
		Opponent Modiba, J (Jackson)				Opponent Modiba, J (Jackson)
3	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-07	rnd 6	type Standard	result 1	date 2023-12-07	rnd 6	type Standard	result 1
		Opponent Gumede, NS (Nduduzo)				Opponent Gumede, NS (Nduduzo)

#	Games	Start				End
1	7	Tournament WP District South 2018				Tournament Grey College Inter Team Chess Tournament 2018
		date 2018-02-01	rnd 5	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Matshaya, S (Sive)				Opponent Monegi, L (Leagilwe)
2	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-08	rnd 8	type Standard	result 1	date 2023-12-08	rnd 8	type Standard	result 1
		Opponent Modiba, J (Jackson)				Opponent Modiba, J (Jackson)
3	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-07	rnd 6	type Standard	result 1	date 2023-12-07	rnd 6	type Standard	result 1
		Opponent Gumede, NS (Nduduzo)				Opponent Gumede, NS (Nduduzo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 6	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Marais, NJ (Nicholas)				Opponent Marais, NJ (Nicholas)

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	Kemp ,Z (Zinedeane)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Kemp ,Z (Zinedeane)	1	1303.7	878.7	1	1303.7	878.7	0	0	0	0	0	0
2	Jonas ,LF (Lesedi Ferdinand)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Jonas ,LF (Lesedi Ferdinand)	1	1235.4	1235.4	1	1233	1235.4	0	0	0	0	0	0
3	Mpitula ,A (Alone)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mpitula ,A (Alone)	1	1230.2	805.2	1	1230.9	805.2	0	0	0	0	0	0
4	Ranko ,R (Refiloe)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ranko ,R (Refiloe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Tsholo ,B (Boitumelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Tsholo ,B (Boitumelo)	1	1499.9	1924.9	1	1499.4	1924.9	0	0	0	0	0	0
6	Olivier ,NF (Nico)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Olivier ,NF (Nico)	1	1240.4	815.4	1	1252.6	815.4	0	0	0	0	0	0
7	Van Wyk ,R (Ruann)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Van Wyk ,R (Ruann)	1	1412.1	1412.1	1	1406.8	1412.1	0	0	0	0	0	0
8	Monegi ,L (Leagilwe)	1	1	425	1	1	425	0	0	0	0	0	0
8	Monegi ,L (Leagilwe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Saunders ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Saunders ,M (Matthew)	1	1431.5	1006.5	1	1430.6	1006.5	0	0	0	0	0	0
10	Bomela ,M (Mihle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Bomela ,M (Mihle)	1	893	1318	1	893	1318	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pienaar, S (Stephen)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms