Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Plessis, R (Riley)

Chess SA id

1080142584

FIDE id

Date of birth

2008-05-30 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1268.8	1237.9	1250.4	1200
Raw rating	1268.8	1237.9	1250.4	1200
Weighted rating	1256.3	1228.2	1245.2	1200
Weighted performance	1146.8	0	0	0
Floor	768.8	737.9	772	700
K-factor	36	36	36	36
Min/Max rating change allowed	150.3	157.1	154.3	165.8
Highest rating	1347.3 2023-05-01	1347.5 2023-05-01	1635.6 2024-07-01	1200 2018-10-01
Highest raw rating	1268.8 2025-04-01	1237.9 2025-04-01	1272 2024-08-01	1200 2024-02-01
Highest weighted rating	1252.2 2025-08-01	1237.9 2024-05-01	1242.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1347.3 2023-05-01	1347.5 2023-05-01	1635.6 2024-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1268.8	1237.9	1250.4	1200
Analysis
Rating	1268.8	1237.9	1250.4	1200
Raw rating	1268.8	1237.9	1250.4	1200
Weighted rating	1256.3	1228.2	1245.2
Weighted performance	1146.8	0	0
K-factor	36	36	36	36
Floor	768.8	737.9	772	700
Max/Min rating change allowed	150.3	157.1	154.3	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	1268.8	1237.9	1250.4	1200
New weighted rating	1258.1	1229.1	1246.5	1200
New weighted performance	1146.4	0	0	0
Temp new rating	1268.8	1237.9	1250.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1268.8	1237.9	1250.4	1200
New K-factor	36	36	36	36
New floor	768.8	737.9	772	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	18	9	9
	5	5	0
	0	0	0
	0	0	0
History	28	19	9

Games since
	Main 23	Standard 14		Rapid 9		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	5	2.5	50	0	1310.8	1310.8
Standard	5	2.5	50	0	1310.8	1310.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	28	16	57.14	60.7	1256.5	1317.2
Standard	19	9.5	50	0	1257.6	1257.6
Rapid	9	6.5	72.22	188.9	1254.1	1443
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1268.8	1237.9	1250.4	1200
2025-09-01	1268.8	1237.9	1250.4	1200
2025-08-01	1268.8	1237.9	1250.4	1200
2025-07-01	1268.8	1237.9	1250.4	1200
2025-06-01	1268.8	1237.9	1250.4	1200
2025-05-01	1268.8	1237.9	1250.4	1200
2025-04-01	1268.8	1237.9	1250.4	1200
2025-03-01	1258.5	1222.6	1250.4	1200
2025-02-01	1258.5	1222.6	1250.4	1200
2025-01-01	1258.5	1222.6	1250.4	1200
2024-12-01	1258.5	1222.6	1250.4	1200
2024-11-01	1258.5	1222.6	1250.4	1200
2024-10-01	1253.3	1222.6	1272	1200
2024-09-01	1245.5	1201	1272	1200
2024-08-01	1245.5	1201	1272	1200
2024-07-01	1202.3	1201	1200	1200
2024-06-01	1202.3	1201	1200	1200
2024-08-01	1226.2	1231.6	1200	1200
2024-04-01	1226.2	1231.6	1200	1200
2024-03-01	1226.2	1231.6	1200	1200
2024-02-01	1226.2	1231.6	1200	1200
2024-01-01	1226.2	1231.6	1200	1200
2023-12-01	1226.2	1231.6	1200	1200
2023-11-01	1226.2	1231.6	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	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	Edenvale Germiston Cluster 2025 (U18 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North School District Finals 2025 (U18 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	Edenvale Germiston Cluster 2025 (U18 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	Gauteng Top Schools 2024 (U19 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
4	Ekurhuleni North Schools Finals - Teams 2024 (U19 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Edenvale High School Team Clusters 2024	2024-07-20	2024-07-20	Rapid	Ekurhuleni (GE)	5	4	4	Yes	Analysis
6	Ekurhuleni North High School Individuals 2024 (U18 Boys)	2024-05-24	2024-05-24	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
7	Ekurhuleni North Schools Individual Finals 2023 (U15 Boys)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament Edenvale High School Team Clusters 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Govender, Y (Yarnell)				Opponent Bam, A (Alex)
2	2	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 0.5
		Opponent Janse van Rensburg, M (Martinus)				Opponent Lebitsa, T (Teboho)
3	2	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 1	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 0.5
		Opponent Lebeloane, M (Mpho)				Opponent Naude, N (Nia)

#	Games	Start				End
1	3	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Zwicker, Z (Zoe)				Opponent Bam, A (Alex)
2	2	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 0.5
		Opponent Janse van Rensburg, M (Martinus)				Opponent Lebitsa, T (Teboho)
3	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 4	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Kooko, T (Tebogo)				Opponent Ugboro, B (Bemigho)

#	Games	Start				End
1	6	Tournament Edenvale High School Team Clusters 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 0.5
		Opponent Govender, Y (Yarnell)				Opponent Naude, N (Nia)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 4	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Ntaba, A (Asekho)				Opponent Ntaba, A (Asekho)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Edenvale High School Team Clusters 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Govender, Y (Yarnell)				Opponent Bam, A (Alex)
2	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 4	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Kooko, T (Tebogo)				Opponent Ugboro, B (Bemigho)
3	1	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Janse van Rensburg, M (Martinus)				Opponent Janse van Rensburg, M (Martinus)

#	Games	Start				End
1	3	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Zwicker, Z (Zoe)				Opponent Bam, A (Alex)
2	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 4	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Kooko, T (Tebogo)				Opponent Ugboro, B (Bemigho)
3	1	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Janse van Rensburg, M (Martinus)				Opponent Janse van Rensburg, M (Martinus)

#	Games	Start				End
1	5	Tournament Edenvale High School Team Clusters 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Govender, Y (Yarnell)				Opponent Lebeloane, M (Mpho)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 4	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Ntaba, A (Asekho)				Opponent Ntaba, A (Asekho)

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	Shen Yu ,F (Frank)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Shen Yu ,F (Frank)	2	1491.6	1066.6	2	1482.6	1066.6	0	0	0	0	0	0
2	Janse van Rensburg ,M (Martinus)	1	1	425	1	1	425	0	0	0	0	0	0
2	Janse van Rensburg ,M (Martinus)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Bam ,A (Alex)	1	1	425	1	1	425	0	0	0	0	0	0
3	Bam ,A (Alex)	1	1202.9	1627.9	1	1200	1627.9	0	0	0	0	0	0
4	Preston ,C (Callum)	1	1	425	1	1	425	0	0	0	0	0	0
4	Preston ,C (Callum)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Segami ,U (Uhlule)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Segami ,U (Uhlule)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Nkosi ,A (Aphiwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Nkosi ,A (Aphiwe)	1	1186.8	761.8	1	1200	761.8	0	0	0	0	0	0
7	Ugburo ,B (Bemigho)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ugburo ,B (Bemigho)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Teare ,R (Rohan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Teare ,R (Rohan)	1	1227.3	802.3	1	1254.4	802.3	0	0	0	0	0	0
9	Hasan ,S (Shoib)	1	1	425	1	1	425	0	0	0	0	0	0
9	Hasan ,S (Shoib)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Du Plooy ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Du Plooy ,W (Wian)	1	1150.8	725.8	1	1200	725.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Du Plessis, R (Riley)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms