Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pieterse, EG (Erik Georg)

Chess SA id

1090118184

FIDE id

Date of birth

2009-09-15 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1337.2	1343	1248.2	1200
Raw rating	1337.2	1343	1248.2	1200
Weighted rating	1336.9	1341.8	1245.6	1200
Weighted performance	981.2	929	874.6	0
Floor	915.8	911.8	748.2	700
K-factor	32	32	36	36
Min/Max rating change allowed	136.4	135.3	154.8	165.8
Highest rating	1431.2 2022-08-01	1427.2 2022-08-01	1248.2 2024-05-01	1200 2018-10-01
Highest raw rating	1415.8 2022-09-01	1411.8 2022-09-01	1248.2 2024-05-01	1200 2024-02-01
Highest weighted rating	1415.8 2025-04-01	1411.8 2024-04-01	1241.9 2025-08-01	1200 2018-10-01
Highest weighted performance	1431.2 2022-08-01	1427.2 2022-08-01	1237.3 2022-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1337.2	1343	1248.2	1200
Analysis
Rating	1337.2	1343	1248.2	1200
Raw rating	1337.2	1343	1248.2	1200
Weighted rating	1336.9	1341.8	1245.6
Weighted performance	981.2	929	874.6
K-factor	32	32	36	36
Floor	915.8	911.8	748.2	700
Max/Min rating change allowed	136.4	135.3	154.8	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	1337.2	1343	1248.2	1200
New weighted rating	1336.9	1341.9	1246.4	1200
New weighted performance	973.5	921.2	867.4	0
Temp new rating	1337.2	1343	1248.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1337.2	1343	1248.2	1200
New K-factor	32	32	36	36
New floor	915.8	911.8	748.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	11	5	6
	14	4	10
	64	48	16
	5	5	0
History	104	72	32

Games since
	Main 11	Standard 5		Rapid 6		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	104	60	57.69	65.4	1244.5	1309.8
Standard	72	40	55.56	47.2	1261.2	1308.4
Rapid	32	20	62.5	106.2	1206.7	1313
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1337.2	1343	1248.2	1200
2025-09-30	1337.2	1343	1248.2	1200
2025-09-01	1337.2	1343	1248.2	1200
2025-08-01	1337.2	1343	1248.2	1200
2025-07-01	1337.2	1343	1248.2	1200
2025-06-01	1337.2	1343	1248.2	1200
2025-05-01	1337.2	1343	1248.2	1200
2025-04-01	1337.2	1343	1248.2	1200
2025-03-01	1337.2	1343	1248.2	1200
2025-02-01	1337.2	1342.8	1248.2	1200
2025-01-01	1337.2	1339.2	1248.2	1200
2024-12-01	1337.2	1339.2	1248.2	1200
2024-11-01	1337.2	1339.2	1248.2	1200
2024-10-01	1337.2	1339.2	1248.2	1200
2024-09-01	1337.2	1339.2	1248.2	1200
2024-08-01	1337.2	1339.2	1248.2	1200
2024-07-01	1337.2	1339.2	1248.2	1200
2024-09-01	1337.2	1339.2	1248.2	1200
2024-05-01	1337.2	1339.2	1248.2	1200
2024-04-01	1328.2	1339.2	1195.3	1200
2024-03-01	1328.2	1339.2	1195.3	1200
2024-02-01	1328.2	1339.2	1195.3	1200
2024-01-01	1340.5	1357.1	1195.3	1200
2023-12-01	1340.5	1357.1	1195.3	1200

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	NWU Super 16 2024	2024-04-19	2024-04-19	Rapid	Gert Sibande (MGS)	6	6	4.5	Yes	Analysis
2	2024 Gauteng Inter-Region Chess Championship (U16B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	Gauteng Open Arnold Classic 2023 (U16)	2023-05-19	2023-05-19	Rapid	Tshwane (GTP)	5	5	3	Yes	Analysis
4	Ekurhuleni North Schools Individual Finals 2023 (U15 Boys)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	4	3.5	Yes	Analysis
5	NWU Super 16 2023 (B)	2023-04-21	2023-04-21	Rapid	Gert Sibande (MGS)	7	5	3	Yes	Analysis
6	2022 South African Junior Wild Card Chess Championships (U14 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
7	2022 South African Junior Team Chess Championships (U14 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
8	Super 8 Skaak 2022 (Seniors)	2022-10-14	2022-10-14	Rapid	Bojanala Platina (NBR)	7	6	4.5	Yes	Analysis
9	OR Tambo Soncini Finals 2022 (Boys)	2022-10-29	2022-10-29	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
10	ACB Tournament 2022 (A)	2022-10-07	2022-10-08	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
11	JMC 3rd Trials 2022 (C)	2022-09-11	2022-09-11	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
12	Ekurhuleni Soncini Playoffs 2022 (Boys)	2022-09-24	2022-09-24	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
13	Ekurhuleni-North Schools Teams 2022 (U13)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	4	2.5	Yes	Analysis
14	ACB Invitation Chess Tournament 2022 (U11+U13)	2022-06-11	2022-06-11	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
15	Ekurhuleni-North Schools Finals Indiv 2022 (U13 Boys)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
16	Ekurhuleni Trials 2 2022 (U14)	2022-05-28	2022-05-28	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
17	Ekurhuleni Trials 1 2022 (U14)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
18	ACB Premier 2022 (U13)	2022-03-21	2022-03-21	Standard	Ekurhuleni (GE)	7	0	0	No	Analysis
19	Ekurhuleni North Schools District Finals 2021 (U13 Boys)	2021-09-11	2021-09-11	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
20	2019 South African Top Schools Team Championships (U11 Open)	2020-01-10	2020-01-11	Standard	4 Knights (4K)	5	5	1	Yes	Analysis
21	2019 Gauteng School League Finals (U11 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament NWU Super 16 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-04-21	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Vermeulen, H (Henco)				Opponent Mabena, S (Siphosihle)
2	6	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Geyer, J (Jano)				Opponent Lovett, S (Saffron)
3	5	Tournament NWU Super 16 2024				Tournament NWU Super 16 2024
		date 2024-04-19	rnd 1	type Rapid	result 1	date 2024-04-19	rnd 5	type Rapid	result 0.5
		Opponent Meyer, J (Juan)				Opponent Mahaye, K (Khethokuhle)

#	Games	Start				End
1	6	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Geyer, J (Jano)				Opponent Lovett, S (Saffron)
2	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 2	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Makgotho, S (Sebidikoane Tebatso)				Opponent Mabena, S (Siphosihle)
3	4	Tournament Ekurhuleni Trials 2 2022				Tournament ACB Invitation Chess Tournament 2022
		date 2022-05-28	rnd 3	type Standard	result 1	date 2022-06-11	rnd 1	type Standard	result 1
		Opponent Hattingh, K (Kale)				Opponent Mamburu, T (Tiana)

#	Games	Start				End
1	5	Tournament NWU Super 16 2024				Tournament NWU Super 16 2024
		date 2024-04-19	rnd 1	type Rapid	result 1	date 2024-04-19	rnd 5	type Rapid	result 0.5
		Opponent Meyer, J (Juan)				Opponent Mahaye, K (Khethokuhle)
2	4	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 4	type Rapid	result 1	date 2022-10-14	rnd 7	type Rapid	result 1
		Opponent Steyn, H (Hanco)				Opponent Pasano, J (Juan)
3	4	Tournament Ekurhuleni Soncini Playoffs 2022				Tournament Ekurhuleni Soncini Playoffs 2022
		date 2022-09-24	rnd 1	type Rapid	result 1	date 2022-09-24	rnd 4	type Rapid	result 1
		Opponent Gumbo, A (Ashley)				Opponent Lange, J (Jean-Luc)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament NWU Super 16 2024				Tournament NWU Super 16 2024
		date 2024-04-19	rnd 1	type Rapid	result 1	date 2024-04-19	rnd 4	type Rapid	result 1
		Opponent Meyer, J (Juan)				Opponent Gabaatlhole, N (Natefo)
2	4	Tournament OR Tambo Soncini Finals 2022				Tournament 2022 South African Junior Team Chess Championships
		date 2022-10-29	rnd 5	type Rapid	result 1	date 2022-12-05	rnd 3	type Standard	result 1
		Opponent Bokang, J (Jokazi)				Opponent Kleijnhans, A (Annabel)
3	4	Tournament Ekurhuleni Soncini Playoffs 2022				Tournament Ekurhuleni Soncini Playoffs 2022
		date 2022-09-24	rnd 1	type Rapid	result 1	date 2022-09-24	rnd 4	type Rapid	result 1
		Opponent Gumbo, A (Ashley)				Opponent Lange, J (Jean-Luc)

#	Games	Start				End
1	4	Tournament ACB Invitation Chess Tournament 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-06-11	rnd 3	type Standard	result 1	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Geyer, J (Jano)				Opponent Manaka, P (Ponagalo)
2	4	Tournament Ekurhuleni Trials 2 2022				Tournament ACB Invitation Chess Tournament 2022
		date 2022-05-28	rnd 3	type Standard	result 1	date 2022-06-11	rnd 1	type Standard	result 1
		Opponent Hattingh, K (Kale)				Opponent Mamburu, T (Tiana)
3	3	Tournament 2022 South African Junior Team Chess Championships				Tournament 2022 South African Junior Team Chess Championships
		date 2022-12-04	rnd 1	type Standard	result 1	date 2022-12-05	rnd 3	type Standard	result 1
		Opponent Matjee, L (Lebogang)				Opponent Kleijnhans, A (Annabel)

#	Games	Start				End
1	4	Tournament NWU Super 16 2024				Tournament NWU Super 16 2024
		date 2024-04-19	rnd 1	type Rapid	result 1	date 2024-04-19	rnd 4	type Rapid	result 1
		Opponent Meyer, J (Juan)				Opponent Gabaatlhole, N (Natefo)
2	4	Tournament Ekurhuleni Soncini Playoffs 2022				Tournament Ekurhuleni Soncini Playoffs 2022
		date 2022-09-24	rnd 1	type Rapid	result 1	date 2022-09-24	rnd 4	type Rapid	result 1
		Opponent Gumbo, A (Ashley)				Opponent Lange, J (Jean-Luc)
3	3	Tournament Gauteng Open Arnold Classic 2023				Tournament Gauteng Open Arnold Classic 2023
		date 2023-05-19	rnd 2	type Rapid	result 1	date 2023-05-19	rnd 4	type Rapid	result 1
		Opponent Kruger, R (Rowan)				Opponent Mohohlo, T (Tiholo)

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	Labuschagne ,I (Ivan)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Labuschagne ,I (Ivan)	3	1464.8	1181.5	3	1455.7	1181.5	0	0	0	0	0	0
2	Hattingh ,K (Kale)	2	2	425	2	2	425	0	0	0	0	0	0
2	Hattingh ,K (Kale)	2	1154.2	1579.2	2	1145	1579.2	0	0	0	0	0	0
3	Manaka ,P (Ponagalo)	2	2	425	2	2	425	0	0	0	0	0	0
3	Manaka ,P (Ponagalo)	2	1219.2	1644.2	2	1223.2	1644.2	0	0	0	0	0	0
4	Mutepe ,T (Tsiko)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mutepe ,T (Tsiko)	1	1200.7	775.7	1	1201.2	775.7	0	0	0	0	0	0
5	Steyn ,J (Johannes)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Steyn ,J (Johannes)	1	1265.5	1265.5	1	1222.1	1265.5	0	0	0	0	0	0
6	Lenkili ,K (Keakantse)	1	1	425	1	1	425	0	0	0	0	0	0
6	Lenkili ,K (Keakantse)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Mabena ,S (Siphosihle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mabena ,S (Siphosihle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Lotz ,L (Leanu)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Lotz ,L (Leanu)	1	1375.4	950.4	1	1361.1	950.4	0	0	0	0	0	0
9	Matjee ,L (Lebogang)	1	1	425	1	1	425	0	0	0	0	0	0
9	Matjee ,L (Lebogang)	1	1315.3	1740.3	1	1318.8	1740.3	0	0	0	0	0	0
10	Claassen ,EG (Emileo Gerrit)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Claassen ,EG (Emileo Gerrit)	1	1151.7	726.7	1	1127.6	726.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Pieterse, EG (Erik Georg)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms