Chess South Africa Ratings Database

PLAYER PAGE

Personal

Potgieter, ST (St)

Chess SA id

181076100

FIDE id

Date of birth

1981-05-28 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2024-10-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1337.2	1314.9	1185.4	1048
Raw rating	1337.2	1314.9	1185.4	1048
Weighted rating	1336	1311.6	1138.8	1048
Weighted performance	1107.9	911.8	1043.2	0
Floor	847.9	844.8	685.4	548
K-factor	36	36	40	40
Min/Max rating change allowed	136.4	140.8	169.3	205.9
Highest rating	1362.2 2019-09-01	1359.1 2019-09-01	1218.8 2023-10-01	1377.5 2023-06-01
Highest raw rating	1347.9 2020-01-01	1344.8 2020-01-01	1185.4 2024-11-01	1048 2024-02-01
Highest weighted rating	1335.2 2025-08-01	1344.8 2021-08-01	1185.4 2024-11-01	1048 2024-11-01
Highest weighted performance	1362.2 2019-09-01	1359.1 2019-09-01	1218.8 2023-10-01	1377.5 2023-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1337.2	1314.9	1185.4	1048
Analysis
Rating	1337.2	1314.9	1185.4	1048
Raw rating	1337.2	1314.9	1185.4	1048
Weighted rating	1336	1311.6	1138.8
Weighted performance	1107.9	911.8	1043.2
K-factor	36	36	40	40
Floor	847.9	844.8	685.4	548
Max/Min rating change allowed	136.4	140.8	169.3	205.9
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	1314.9	1185.4	1048
New weighted rating	1336.3	1312.4	1148.1	1048
New weighted performance	1107.5	911.4	1042.8	0
Temp new rating	1337.2	1314.9	1185.4	1048
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1337.2	1314.9	1185.4	1048
New K-factor	36	36	40	40
New floor	847.9	844.8	685.4	548

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	23	5	18	0
	41	14	12	15
	9	0	0	9
	0	0	0	0
History	149	72	53	24

Games since
	Main 35	Standard 5		Rapid 30		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	1706		275		114
Male	1300		211		98
Adult	230		76		50
Adult Male	217		70		47
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	109	53	48.62	-11.7	1360.9	1349.2
Standard	55	26.5	48.18	-15.5	1279.9	1264.4
Rapid	30	13.5	45	-42.5	1435.6	1393.1
Blitz	24	13	54.17	35.4	1453.2	1488.7

Date	Main	Standard	Rapid	Blitz
2025-09-30	1337.2	1314.9	1185.4	1048
2025-09-01	1337.2	1314.9	1185.4	1048
2025-08-01	1337.2	1314.9	1185.4	1048
2025-07-01	1337.2	1314.9	1185.4	1048
2025-06-01	1337.2	1314.9	1185.4	1048
2025-05-01	1337.2	1314.9	1185.4	1048
2025-04-01	1337.2	1314.9	1185.4	1048
2025-03-01	1337.2	1314.9	1185.4	1048
2025-02-01	1337.2	1314.9	1185.4	1048
2025-01-01	1337.2	1314.9	1185.4	1048
2024-12-01	1337.2	1314.9	1185.4	1048
2024-11-01	1337.2	1314.9	1185.4	1048
2024-10-01	1343.4	1314.9	1068.5	1048
2024-09-01	1343.4	1314.9	1068.5	1048
2024-08-01	1343.4	1314.9	1068.5	1048
2024-07-01	1324.1	1295.1	984.5	1048
2024-06-01	1324.1	1295.1	984.5	1048
2024-08-01	1324.1	1295.1	984.5	1048
2024-04-01	1324.1	1295.1	984.5	1048
2024-03-01	1324.1	1295.1	984.5	1048
2024-02-01	1327.4	1295.1	933.7	1048
2024-01-01	1327.4	1295.1	933.7	1048
2023-12-01	1327.4	1257.8	779.2	1048
2023-11-01	1321.8	1257.8	669.2	1048

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	Mzansi Summer Rapid 2024 (B)	2024-10-26	2024-10-26	Rapid	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis
2	JNW Rapid - Helpmekaar Kollege 2024	2024-07-28	2024-07-28	Rapid	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis
3	JMC Trinityhouse Randpark Ridge 2024 (B)	2024-07-13	2024-07-13	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
4	Gear Up Mzansi Rapid 2024 (Advanced)	2024-02-17	2024-02-17	Rapid	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	Mzansi Summer Blitz 2023	2023-12-09	2023-12-09	Rapid	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis
6	Mzansi Bryanston Rapid 2023 (Advanced)	2023-10-07	2023-10-07	Rapid	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
7	JNW Open - Trinityhouse Little Falls 2023 (B)	2023-06-24	2023-06-24	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
8	JMC Blitz - Higher Ground 2023	2023-06-17	2023-06-17	Blitz	Johannesburg Metro (GJM)	7	6	4	Yes	Analysis
9	JNW Open - Trinityhouse Little Falls 2023 (B)	2023-05-13	2023-05-13	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
10	Mzansi Open Blitz 2023	2023-04-29	2023-04-29	Blitz	Johannesburg Metro (GJM)	9	9	4	Yes	Analysis
11	JNW Open - Crawford 2023 (B)	2023-03-04	2023-03-04	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
12	2022 Tshwane Chess Fide Rated Blitz League 3	2022-08-21	2022-08-21	Blitz	Tshwane (GTP)	9	9	5	Yes	Analysis
13	JNW Club - Bryanston Open1 2020 (B)	2020-02-01	2020-02-01	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
14	2019 Centurion Open (C)	2019-09-28	2019-09-28	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
15	JNW Club - Maragon Open 2019 (Adult)	2019-08-03	2019-08-03	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
16	JNW Club - Trinityhouse Randpark Ridge Open 2019 (Adult)	2019-03-09	2019-03-09	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
17	JNW Club - Trinityhouse Little Falls Open 2019 (B)	2019-02-23	2019-02-23	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
18	JNW Club - Bryanston Open 1 2019 (B)	2019-01-26	2019-01-26	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
19	JNW Club - Trinityhouse Little Falls Open 2018 (B)	2018-02-16	2018-02-17	Standard	Johannesburg Metro (GJM)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	12	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2019				Tournament JNW Club - Bryanston Open1 2020
		date 2019-03-09	rnd 5	type Standard	result 1	date 2020-02-01	rnd 1	type Standard	result 0.5
		Opponent Johnson, C (Celeste)				Opponent Coertzen, D (Dylan)
2	6	Tournament JMC Blitz - Higher Ground 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-06-17	rnd 4	type Blitz	result 1	date 2023-06-24	rnd 2	type Standard	result 1
		Opponent Williams, J (Joshua)				Opponent Wessels, T (Theodore)
3	4	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Summer Blitz 2023
		date 2023-10-07	rnd 3	type Rapid	result 1	date 2023-12-09	rnd 1	type Rapid	result 1
		Opponent Ramlall, S (Sanjana)				Opponent Wang, H (Henry)

#	Games	Start				End
1	12	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2019				Tournament JNW Club - Bryanston Open1 2020
		date 2019-03-09	rnd 5	type Standard	result 1	date 2020-02-01	rnd 1	type Standard	result 0.5
		Opponent Johnson, C (Celeste)				Opponent Coertzen, D (Dylan)
2	4	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament JNW Club - Bryanston Open 1 2019
		date 2018-02-17	rnd 6	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 0.5
		Opponent Donald, R (Ryan)				Opponent Felix, R (Raphael)
3	3	Tournament JNW Club - Bryanston Open1 2020				Tournament JNW Open - Crawford 2023
		date 2020-02-01	rnd 5	type Standard	result 1	date 2023-03-04	rnd 2	type Standard	result 0.5
		Opponent Poongavanum, K (Kalyan)				Opponent Mcpherson, N (Naleli)

#	Games	Start				End
1	4	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Summer Blitz 2023
		date 2023-10-07	rnd 3	type Rapid	result 1	date 2023-12-09	rnd 1	type Rapid	result 1
		Opponent Ramlall, S (Sanjana)				Opponent Wang, H (Henry)
2	2	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 5	type Rapid	result 1	date 2024-10-26	rnd 6	type Rapid	result 1
		Opponent Bloem, L (Lionel)				Opponent Fryer, T (Thomas)
3	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 1	type Rapid	result 1
		Opponent Purchase, N (Nathan)				Opponent Purchase, N (Nathan)

#	Games	Start				End
1	4	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 4	type Blitz	result 1	date 2023-06-17	rnd 7	type Blitz	result 1
		Opponent Williams, J (Joshua)				Opponent Naidoo, K (Kajol)
2	1	Tournament Mzansi Open Blitz 2023				Tournament Mzansi Open Blitz 2023
		date 2023-04-29	rnd 9	type Blitz	result 1	date 2023-04-29	rnd 9	type Blitz	result 1
		Opponent Segal, J (Jamie)				Opponent Segal, J (Jamie)
3	1	Tournament Mzansi Open Blitz 2023				Tournament Mzansi Open Blitz 2023
		date 2023-04-29	rnd 7	type Blitz	result 1	date 2023-04-29	rnd 7	type Blitz	result 1
		Opponent Narothan, N (Nicholas)				Opponent Narothan, N (Nicholas)

#	Games	Start				End
1	7	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2019				Tournament 2019 Centurion Open
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-09-28	rnd 1	type Standard	result 1
		Opponent Johnson, C (Celeste)				Opponent Pillay, K (Ketana)
2	4	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 4	type Blitz	result 1	date 2023-06-17	rnd 7	type Blitz	result 1
		Opponent Williams, J (Joshua)				Opponent Naidoo, K (Kajol)
3	3	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament JNW Club - Bryanston Open 1 2019
		date 2018-02-17	rnd 6	type Standard	result 1	date 2019-01-26	rnd 2	type Standard	result 1
		Opponent Donald, R (Ryan)				Opponent Leshomo, TD (Tshepo)

#	Games	Start				End
1	7	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2019				Tournament 2019 Centurion Open
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-09-28	rnd 1	type Standard	result 1
		Opponent Johnson, C (Celeste)				Opponent Pillay, K (Ketana)
2	3	Tournament JNW Club - Trinityhouse Little Falls Open 2018				Tournament JNW Club - Bryanston Open 1 2019
		date 2018-02-17	rnd 6	type Standard	result 1	date 2019-01-26	rnd 2	type Standard	result 1
		Opponent Donald, R (Ryan)				Opponent Leshomo, TD (Tshepo)
3	2	Tournament JNW Club - Bryanston Open1 2020				Tournament JNW Open - Crawford 2023
		date 2020-02-01	rnd 5	type Standard	result 1	date 2023-03-04	rnd 1	type Standard	result 1
		Opponent Poongavanum, K (Kalyan)				Opponent Mesele, O (Oboitshepo)

#	Games	Start				End
1	2	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 5	type Rapid	result 1	date 2024-10-26	rnd 6	type Rapid	result 1
		Opponent Bloem, L (Lionel)				Opponent Fryer, T (Thomas)
2	2	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Summer Blitz 2023
		date 2023-10-07	rnd 5	type Rapid	result 1	date 2023-12-09	rnd 1	type Rapid	result 1
		Opponent Thorulsley, K (Kairaav)				Opponent Wang, H (Henry)
3	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 1	type Rapid	result 1
		Opponent Purchase, N (Nathan)				Opponent Purchase, N (Nathan)

#	Games	Start				End
1	4	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 4	type Blitz	result 1	date 2023-06-17	rnd 7	type Blitz	result 1
		Opponent Williams, J (Joshua)				Opponent Naidoo, K (Kajol)
2	1	Tournament Mzansi Open Blitz 2023				Tournament Mzansi Open Blitz 2023
		date 2023-04-29	rnd 9	type Blitz	result 1	date 2023-04-29	rnd 9	type Blitz	result 1
		Opponent Segal, J (Jamie)				Opponent Segal, J (Jamie)
3	1	Tournament Mzansi Open Blitz 2023				Tournament Mzansi Open Blitz 2023
		date 2023-04-29	rnd 7	type Blitz	result 1	date 2023-04-29	rnd 7	type Blitz	result 1
		Opponent Narothan, N (Nicholas)				Opponent Narothan, N (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	Donald ,R (Ryan)	2	1	0	2	1	0	0	0	0	0	0	0
1	Donald ,R (Ryan)	2	1178.2	1178.2	2	1178.9	1178.2	0	0	0	0	0	0
2	Pitt ,TD (Tyler Denton)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Pitt ,TD (Tyler Denton)	2	1215.1	790.1	2	1213.8	790.1	0	0	0	0	0	0
3	Thorulsley ,K (Kairaav)	2	1	0	1	0	-425	1	1	425	0	0	0
3	Thorulsley ,K (Kairaav)	2	1549.5	1549.5	1	1552.9	1124.5	1	1227.3	1974.5	0	0	0
4	Maharaj ,A (Anaamika)	2	2	425	1	1	425	1	1	425	0	0	0
4	Maharaj ,A (Anaamika)	2	1435.2	1860.2	1	1515	1860.2	1	1218.8	1860.2	0	0	0
5	Potgieter ,E (Edward)	2	0.5	-212.5	1	0.5	0	0	0	0	1	0	-425
5	Potgieter ,E (Edward)	2	1361.2	1148.7	1	986.4	1361.2	0	0	0	1	1302.1	936.2
6	Segal ,J (Jamie)	2	1	0	1	0	-425	0	0	0	1	1	425
6	Segal ,J (Jamie)	2	1512.1	1512.1	1	1506.4	1087.1	0	0	0	1	1134	1937.1
7	Makwana ,A (Adolf)	2	0	-425	0	0	0	2	0	-425	0	0	0
7	Makwana ,A (Adolf)	2	1579.8	1154.8	0	0	0	2	1353.3	1154.8	0	0	0
8	Wang ,H (Henry)	2	2	425	0	0	0	1	1	425	1	1	425
8	Wang ,H (Henry)	2	1258.4	1683.4	0	0	0	1	1259.2	1683.4	1	1200	1683.4
9	Levitan ,J (Judah)	2	0	-425	0	0	0	1	0	-425	1	0	-425
9	Levitan ,J (Judah)	2	1911.4	1486.4	0	0	0	1	1241.2	1486.4	1	1116	1486.4
10	Naidoo ,K (Kajol)	2	1	0	0	0	0	1	0	-425	1	1	425
10	Naidoo ,K (Kajol)	2	1493.1	1493.1	0	0	0	1	1236.9	1068.1	1	1218.7	1918.1

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Potgieter, ST (St)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms