Chess South Africa Ratings Database

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Personal

Van Doorn, R (Reinhardt)

Chess SA id

1110132897

FIDE id

Date of birth

2011-03-30 (U16)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1122.3	1117.3	1200	1200
Raw rating	1118.6	1113.2	1200	1200
Weighted rating	1122.3	1117.3	1200	1200
Weighted performance	866.9	863.5	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	186.2	187.7	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.6	0	0
New rating	1121.8	1116.7	1200	1200
Analysis
Rating	1122.3	1117.3	1200	1200
Raw rating	1118.6	1113.2	1200	1200
Weighted rating	1122.3	1117.3	1200
Weighted performance	866.9	863.5	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	186.2	187.7	165.8	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	1118.6	1113.2	1200	1200
New weighted rating	1121.8	1116.7	1200	1200
New weighted performance	860.4	857.1	0	0
Temp new rating	1121.8	1116.7	1200	1200
Temp new rating +/-	-0.5	-0.6	0	0
Final new rating +/-	-0.5	-0.6	0	0
New rating	1121.8	1116.7	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	2	2
	10	10
	26	26
	0	0
	0	0
History	42	42

Games since
	Main 12	Standard 12		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	2	0	0	-425	1472.8	1047.8
Standard	2	0	0	-425	1472.8	1047.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	42	12	28.57	-182.1	1264.7	1082.6
Standard	42	12	28.57	-182.1	1264.7	1082.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1118.6	1113.2	1200	1200
2025-09-30	1125.4	1120.7	1200	1200
2025-09-01	1125.4	1120.7	1200	1200
2025-08-01	1125.4	1120.7	1200	1200
2025-07-01	1125.4	1120.7	1200	1200
2025-06-01	1125.4	1120.7	1200	1200
2025-05-01	1125.4	1120.7	1200	1200
2025-04-01	1125.4	1120.7	1200	1200
2025-03-01	1125.4	1120.7	1200	1200
2025-02-01	1124.7	1119.9	1200	1200
2025-01-01	1109.8	1103.6	1200	1200
2024-12-01	1109.8	1103.6	1200	1200
2024-11-01	1109.8	1103.6	1200	1200
2024-10-01	1119.4	1114.4	1200	1200
2024-09-01	1119.4	1114.4	1200	1200
2024-08-01	1119.4	1114.4	1200	1200
2024-07-01	1119.4	1114.4	1200	1200
2024-09-01	1119.4	1114.4	1200	1200
2024-05-01	1119.4	1114.4	1200	1200
2024-04-01	1119.4	1114.4	1200	1200
2024-03-01	1136.3	1132.4	1200	1200
2024-02-01	1136.3	1132.4	1200	1200
2024-01-01	1160.4	1159.6	1200	1200
2023-12-01	1160.4	1159.6	1200	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	LS Fonteine Open 18 Oct 2025 (B+C)	2025-10-18	2025-10-18	Standard	Sedibeng (GSV)	5	2	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	LS Fonteine Open 18 Oct 2025 (B+C)	2025-10-18	2025-10-18	Standard	Sedibeng (GSV)	5	2	0	Yes	Analysis
2	Fonteine Open 2024 (C)	2024-10-19	2024-10-19	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
3	Valia's Open 2024 (D)	2024-03-02	2024-03-02	Standard	Sedibeng (GSV)	5	2	0	Yes	Analysis
4	2024 Gauteng Inter-Region Chess Championship (U14C)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
5	NWU Vaal Open 2023 (C)	2023-10-14	2023-10-14	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
6	Fonteine Chess Open 2023 (E)	2023-09-02	2023-09-02	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
7	Overvaal Ope Jul 2023 (C)	2023-07-22	2023-07-22	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
8	Eureka Open 2023 (E)	2023-07-29	2023-07-29	Standard	Sedibeng (GSV)	5	3	1.5	Yes	Analysis
9	Valia's Chess Tournament 2023 (D)	2023-05-06	2023-05-06	Standard	Sedibeng (GSV)	5	4	0.5	Yes	Analysis
10	Overvaal Open 2023 (D)	2023-04-15	2023-04-15	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
11	Hoerskool Drie Riviere 2020 (F)	2020-03-07	2020-03-07	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Fonteine Chess Open 2023				Tournament Fonteine Chess Open 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-02	rnd 5	type Standard	result 1
		Opponent Motloung, I (Israel)				Opponent Swarts, J (Jayden)
2	2	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 2	type Standard	result 0.5	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Nemalili, F (Fhatuwani)				Opponent Sakala, S (Siyabonga)
3	2	Tournament Overvaal Ope Jul 2023				Tournament Overvaal Ope Jul 2023
		date 2023-07-22	rnd 2	type Standard	result 1	date 2023-07-22	rnd 3	type Standard	result 1
		Opponent Campher, H (Hannah)				Opponent Van Wyngaard, L (Llewelyn)

#	Games	Start				End
1	3	Tournament Fonteine Chess Open 2023				Tournament Fonteine Chess Open 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-02	rnd 5	type Standard	result 1
		Opponent Motloung, I (Israel)				Opponent Swarts, J (Jayden)
2	2	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 2	type Standard	result 0.5	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Nemalili, F (Fhatuwani)				Opponent Sakala, S (Siyabonga)
3	2	Tournament Overvaal Ope Jul 2023				Tournament Overvaal Ope Jul 2023
		date 2023-07-22	rnd 2	type Standard	result 1	date 2023-07-22	rnd 3	type Standard	result 1
		Opponent Campher, H (Hannah)				Opponent Van Wyngaard, L (Llewelyn)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Fonteine Chess Open 2023				Tournament Fonteine Chess Open 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-02	rnd 5	type Standard	result 1
		Opponent Motloung, I (Israel)				Opponent Swarts, J (Jayden)
2	2	Tournament Overvaal Ope Jul 2023				Tournament Overvaal Ope Jul 2023
		date 2023-07-22	rnd 2	type Standard	result 1	date 2023-07-22	rnd 3	type Standard	result 1
		Opponent Campher, H (Hannah)				Opponent Van Wyngaard, L (Llewelyn)
3	2	Tournament Hoerskool Drie Riviere 2020				Tournament Overvaal Open 2023
		date 2020-03-07	rnd 5	type Standard	result 1	date 2023-04-15	rnd 1	type Standard	result 1
		Opponent Van Der Merwe, W (Willem)				Opponent Van Der Merwe, W (Willem)

#	Games	Start				End
1	3	Tournament Fonteine Chess Open 2023				Tournament Fonteine Chess Open 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-02	rnd 5	type Standard	result 1
		Opponent Motloung, I (Israel)				Opponent Swarts, J (Jayden)
2	2	Tournament Overvaal Ope Jul 2023				Tournament Overvaal Ope Jul 2023
		date 2023-07-22	rnd 2	type Standard	result 1	date 2023-07-22	rnd 3	type Standard	result 1
		Opponent Campher, H (Hannah)				Opponent Van Wyngaard, L (Llewelyn)
3	2	Tournament Hoerskool Drie Riviere 2020				Tournament Overvaal Open 2023
		date 2020-03-07	rnd 5	type Standard	result 1	date 2023-04-15	rnd 1	type Standard	result 1
		Opponent Van Der Merwe, W (Willem)				Opponent Van Der Merwe, W (Willem)

No games found.

#	Games	Start				End

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	Willemse ,PJ (Pierre Jean)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Willemse ,PJ (Pierre Jean)	3	1333.4	908.4	3	1343.8	908.4	0	0	0	0	0	0
2	Masilo ,R (Rendani)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Masilo ,R (Rendani)	2	1363.2	938.2	2	1357.9	938.2	0	0	0	0	0	0
3	Campher ,H (Hannah)	2	1	0	2	1	0	0	0	0	0	0	0
3	Campher ,H (Hannah)	2	1334.6	1334.6	2	1335.9	1334.6	0	0	0	0	0	0
4	Smith ,MI (Melea Ine)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Smith ,MI (Melea Ine)	2	1126.7	914.2	2	1117.8	914.2	0	0	0	0	0	0
5	Van Der Merwe ,W (Willem)	2	2	425	2	2	425	0	0	0	0	0	0
5	Van Der Merwe ,W (Willem)	2	1261.1	1686.1	2	1256.4	1686.1	0	0	0	0	0	0
6	Hlotho ,R (Refiloe)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Hlotho ,R (Refiloe)	1	1307.1	882.1	1	1322.6	882.1	0	0	0	0	0	0
7	Blignaut ,A (Alma)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Blignaut ,A (Alma)	1	1271.2	846.2	1	1262.8	846.2	0	0	0	0	0	0
8	Kok ,L (Largo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kok ,L (Largo)	1	1332.2	907.2	1	1326.2	907.2	0	0	0	0	0	0
9	Tshabalala ,R (Reatlaretse)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Tshabalala ,R (Reatlaretse)	1	1386.7	961.7	1	1386.2	961.7	0	0	0	0	0	0
10	Hale ,D (Damian)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hale ,D (Damian)	1	1165.5	740.5	1	1158	740.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Doorn, R (Reinhardt)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms