Chess South Africa Ratings Database

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Personal

Erwee, HP (Hermanus Philipus)

Chess SA id

1140134057

FIDE id

Date of birth

2014-06-13 (U12)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-08-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1303.5

Item	Main	Standard	Rapid	Blitz
Rating	1280.3	1272.8	1201.6	1200
Raw rating	1280.3	1272.8	1201.6	1200
Weighted rating	1235.1	1225.1	1201.6	1200
Weighted performance	1225	1222.1	0	0
Floor	892.9	899	701.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	147.9	149.5	165.4	165.8
Highest rating	1629.2 2021-04-01	1630 2021-04-01	1209 2022-04-01	1200 2018-10-01
Highest raw rating	1392.9 2022-03-01	1399 2022-03-01	1201.6 2024-02-01	1200 2024-02-01
Highest weighted rating	1392.9 2022-05-01	1399 2022-07-01	1201.6 2024-04-01	1200 2018-10-01
Highest weighted performance	1629.2 2021-04-01	1630 2021-04-01	1209 2022-04-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1280.3	1272.8	1201.6	1200
Analysis
Rating	1280.3	1272.8	1201.6	1200
Raw rating	1280.3	1272.8	1201.6	1200
Weighted rating	1235.1	1225.1	1201.6
Weighted performance	1225	1222.1	0
K-factor	36	36	36	36
Floor	892.9	899	701.6	700
Max/Min rating change allowed	147.9	149.5	165.4	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	1280.3	1272.8	1201.6	1200
New weighted rating	1239.9	1230.2	1201.6	1200
New weighted performance	1224.5	1221.6	0	0
Temp new rating	1280.3	1272.8	1201.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1280.3	1272.8	1201.6	1200
New K-factor	36	36	36	36
New floor	892.9	899	701.6	700

Item	Main	Standard	Rapid
	0	0	0
	41	41	0
	47	47	0
	51	51	0
	61	54	7
	28	28	0
History	228	221	7

Games since
	Main 88	Standard 88		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3372		1113		392
Male	2633		873		302
U12	522		171		60
U12 Male	368		123		38
Standard
	RSA		Province		Region
Overall	3317		1181		449
Male	2572		927		349
U12	500		182		69
U12 Male	352		129		45
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	41	21	51.22	10.4	1289.7	1300.1
Standard	41	21	51.22	10.4	1289.7	1300.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	228	116.5	51.1	9.3	1228.8	1238.1
Standard	221	113	51.13	9.6	1230.8	1240.5
Rapid	7	3.5	50	0	1165.1	1165.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1280.3	1272.8	1201.6	1200
2025-09-01	1280.3	1272.8	1201.6	1200
2025-08-01	1270.9	1260.6	1201.6	1200
2025-07-01	1268.8	1256.4	1201.6	1200
2025-06-01	1268.8	1256.4	1201.6	1200
2025-05-01	1292.7	1283.4	1201.6	1200
2025-04-01	1292.7	1283.4	1201.6	1200
2025-03-01	1351.7	1349.8	1201.6	1200
2025-02-01	1321.8	1319.3	1201.6	1200
2025-01-01	1148.4	1142.4	1201.6	1200
2024-12-01	1086.1	1075.1	1201.6	1200
2024-11-01	1064	1045.9	1201.6	1200
2024-10-01	1064	1045.9	1201.6	1200
2024-09-01	1171.9	1160	1201.6	1200
2024-08-01	1196.8	1184.1	1201.6	1200
2024-07-01	1196.8	1184.1	1201.6	1200
2024-06-01	1196.8	1184.1	1201.6	1200
2024-08-01	1215.9	1205.3	1201.6	1200
2024-04-01	1215.9	1205.3	1201.6	1200
2024-03-01	1227	1215	1201.6	1200
2024-02-01	1248.5	1239.8	1201.6	1200
2024-01-01	1206.9	1193	1201.6	1200
2023-12-01	1206.9	1193	1201.6	1200
2023-11-01	1206.9	1193	1201.6	1200

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	2025 Midstream Open Chess Tournament (U12)	2025-08-25	2025-08-25	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
2	2025 Etienne Lewis Closed Chess Tournament (U12)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
3	2025 Menlo Open (U12)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 Tshwane South School District Individual Finals (D4) (U11 Boys)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	Lubowski Open 2025 (D2)	2025-03-21	2025-03-22	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	AHS Open Chess Tournament 2025 (U12)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
7	2025 Blou Bul Open Chess Tournament (D2)	2025-02-08	2025-02-08	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2025 Tshwane Chess OPEN Registration Tournament (U12)	2025-01-25	2025-01-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Midstream Open Chess Tournament (U12)	2025-08-25	2025-08-25	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
2	2025 Etienne Lewis Closed Chess Tournament (U12)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
3	2025 Menlo Open (U12)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 Tshwane South School District Individual Finals (D4) (U11 Boys)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	Lubowski Open 2025 (D2)	2025-03-21	2025-03-22	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	AHS Open Chess Tournament 2025 (U12)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
7	2025 Blou Bul Open Chess Tournament (D2)	2025-02-08	2025-02-08	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2025 Tshwane Chess OPEN Registration Tournament (U12)	2025-01-25	2025-01-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
9	Gauteng Inter-Region at UJ 2024 (U12 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
10	Lardies Ope 2024 (U12)	2024-10-26	2024-10-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
11	2024 Etienne Lewis (U12)	2024-08-30	2024-09-01	Standard	Tshwane (GTP)	7	7	0	Yes	Analysis
12	2024 Jacaranda Round Robin Open Chess Tournament (K)	2024-08-17	2024-08-17	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	2024 Alekhine Open Chess Tournament (U12)	2024-08-09	2024-08-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
14	2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
15	2024 Wynie Robbertse Chess Tournament (D2)	2024-03-02	2024-03-02	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
16	2024 Tshwane Chess AHS Open Chess Tournament (D2)	2024-02-24	2024-02-24	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
17	2024 Gauteng Inter-Region Chess Championship (U10B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
18	2023 Etienne Lewis Closed Tournament (U10)	2023-08-25	2023-08-27	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
19	2023 Tshwane South School District CLOSED League Championship (U9)	2023-07-29	2023-07-29	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
20	2023 Menlo Open Tournament (D)	2023-07-22	2023-07-22	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
21	Wynie Robbertse Open Tournament 2023 (D)	2023-06-03	2023-06-03	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
22	2023 Mid Gauteng Open Tournament (E)	2023-05-06	2023-05-06	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
23	2023 Tshwane South School District CLOSED Individual Championships (U11 Open)	2023-04-22	2023-04-22	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
24	2023 Milos Ristic Open Tournament (E)	2023-04-27	2023-04-27	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
25	Tuks Junior Developmental Chess Tournament 2023 (Yellow)	2023-03-18	2023-03-18	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
26	2023 Piet Robbertse Fide Rated Open Chess Tournament (E)	2023-02-04	2023-02-04	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
27	2023 Tshwane Chess Open Registration Tournament (D1)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
28	2022 South African Junior Wild Card Chess Championships (U10 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
29	2022 South African Junior Team Chess Championships (U10 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
30	Lardies Tournament 2022 (U10)	2022-10-29	2022-10-29	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
31	2022 Etienne Lewis (U10 Open)	2022-09-02	2022-09-04	Standard	Tshwane (GTP)	7	6	1.5	Yes	Analysis
32	D4 Individuals 2022 (U11 Open)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	3.5	Yes	Analysis
33	2022 Lubowski Open Tournament (D)	2022-04-09	2022-04-10	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
34	South African Junior Closed Chess Championships 2022 (U8 Open)	2022-03-28	2022-04-02	Standard	Chess South Africa (CSA)	11	11	3.5	Yes	Analysis
35	CP Ope 2022 (E)	2022-02-19	2022-02-19	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
36	2022 Gauteng Interregion (U8 Open+Girls)	2022-02-26	2022-02-26	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
37	2022 Tshwane Chess Open Registration Tournament (E)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
38	2021 Lardies Ope (F)	2021-10-30	2021-10-30	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
39	2021 Etienne Lewis Closed Trials (U8 Open)	2021-09-24	2021-09-24	Standard	Nelson Mandela Bay (ENM)	7	7	4	Yes	Analysis
40	2021 Gauteng North Open Tournament (F)	2021-08-28	2021-08-29	Standard	Tshwane (GTP)	5	2	2	Yes	Analysis
41	2021 Alekhine Open (F)	2021-08-14	2021-08-15	Standard	Tshwane (GTP)	5	4	4	Yes	Analysis
42	2021 Chris Greyling Open Tournament (F)	2021-05-08	2021-05-08	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
43	2021 Blou Bul Tournament (F)	2021-04-10	2021-04-10	Standard	Mangaung (FMB)	5	5	5	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2021 Blou Bul Tournament				Tournament 2021 Chris Greyling Open Tournament
		date 2021-04-10	rnd 1	type Standard	result 1	date 2021-05-08	rnd 2	type Standard	result 1
		Opponent Holder, K (Kara)				Opponent Bornman, R (Rousseau)
2	6	Tournament CP Ope 2022				Tournament 2022 Gauteng Interregion
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-02-26	rnd 1	type Standard	result 1
		Opponent Meyer, D (Danique)				Opponent Conradie, I (Ingrid)
3	6	Tournament 2021 Alekhine Open				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-14	rnd 1	type Standard	result 1	date 2021-08-28	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, A (Aiden Joshua)				Opponent Deysel, Z (Zachariah)

#	Games	Start				End
1	7	Tournament 2021 Blou Bul Tournament				Tournament 2021 Chris Greyling Open Tournament
		date 2021-04-10	rnd 1	type Standard	result 1	date 2021-05-08	rnd 2	type Standard	result 1
		Opponent Holder, K (Kara)				Opponent Bornman, R (Rousseau)
2	6	Tournament CP Ope 2022				Tournament 2022 Gauteng Interregion
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-02-26	rnd 1	type Standard	result 1
		Opponent Meyer, D (Danique)				Opponent Conradie, I (Ingrid)
3	6	Tournament 2021 Alekhine Open				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-14	rnd 1	type Standard	result 1	date 2021-08-28	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, A (Aiden Joshua)				Opponent Deysel, Z (Zachariah)

#	Games	Start				End
1	3	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 0.5	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Jacobs, E (Elai)				Opponent Cox, C (Carsten)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Kotze, J (Joshua)				Opponent Kotze, J (Joshua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament 2021 Blou Bul Tournament				Tournament 2021 Chris Greyling Open Tournament
		date 2021-04-10	rnd 1	type Standard	result 1	date 2021-05-08	rnd 2	type Standard	result 1
		Opponent Holder, K (Kara)				Opponent Bornman, R (Rousseau)
2	6	Tournament CP Ope 2022				Tournament 2022 Gauteng Interregion
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-02-26	rnd 1	type Standard	result 1
		Opponent Meyer, D (Danique)				Opponent Conradie, I (Ingrid)
3	6	Tournament 2021 Alekhine Open				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-14	rnd 1	type Standard	result 1	date 2021-08-28	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, A (Aiden Joshua)				Opponent Deysel, Z (Zachariah)

#	Games	Start				End
1	7	Tournament 2021 Blou Bul Tournament				Tournament 2021 Chris Greyling Open Tournament
		date 2021-04-10	rnd 1	type Standard	result 1	date 2021-05-08	rnd 2	type Standard	result 1
		Opponent Holder, K (Kara)				Opponent Bornman, R (Rousseau)
2	6	Tournament CP Ope 2022				Tournament 2022 Gauteng Interregion
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-02-26	rnd 1	type Standard	result 1
		Opponent Meyer, D (Danique)				Opponent Conradie, I (Ingrid)
3	6	Tournament 2021 Alekhine Open				Tournament 2021 Gauteng North Open Tournament
		date 2021-08-14	rnd 1	type Standard	result 1	date 2021-08-28	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, A (Aiden Joshua)				Opponent Deysel, Z (Zachariah)

#	Games	Start				End
1	2	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 6	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Fourie, J (Johan)				Opponent Cox, C (Carsten)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Kotze, J (Joshua)				Opponent Kotze, J (Joshua)

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	Barkhuizen ,SJ (Simon Jurgens)	6	1	-283.3	6	1	-283.3	0	0	0	0	0	0
1	Barkhuizen ,SJ (Simon Jurgens)	6	1367.9	1084.6	6	1363.8	1084.6	0	0	0	0	0	0
2	Bornman ,R (Rousseau)	6	6	425	6	6	425	0	0	0	0	0	0
2	Bornman ,R (Rousseau)	6	1168.7	1593.7	6	1167.1	1593.7	0	0	0	0	0	0
3	Van Der Merwe ,ZC (Zander Christiaan)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
3	Van Der Merwe ,ZC (Zander Christiaan)	4	1378.2	1165.7	4	1370.7	1165.7	0	0	0	0	0	0
4	Vosloo ,L (Leja)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Vosloo ,L (Leja)	3	1374.8	1516.5	3	1372.1	1516.5	0	0	0	0	0	0
5	Van Der Merwe ,A (Aiden Joshua)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
5	Van Der Merwe ,A (Aiden Joshua)	3	1254.2	1112.6	3	1259.8	1112.6	0	0	0	0	0	0
6	Van Der Wath ,L (Logan)	3	0	-425	3	0	-425	0	0	0	0	0	0
6	Van Der Wath ,L (Logan)	3	1160.9	735.9	3	1154.4	735.9	0	0	0	0	0	0
7	Potgieter ,R (Raven)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
7	Potgieter ,R (Raven)	3	1160.3	1302	3	1151.1	1302	0	0	0	0	0	0
8	Motebejane ,T (Temogo)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
8	Motebejane ,T (Temogo)	3	1202.7	1061	3	1199.5	1061	0	0	0	0	0	0
9	Vorster ,J (James)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Vorster ,J (James)	2	1192.4	979.9	2	1190.3	979.9	0	0	0	0	0	0
10	Engelbrecht ,V (Veronica)	2	2	425	2	2	425	0	0	0	0	0	0
10	Engelbrecht ,V (Veronica)	2	1220.8	1645.8	2	1229.2	1645.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Erwee, HP (Hermanus Philipus)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms