Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jansen, R (Riley)

Chess SA id

1110157085

FIDE id

Date of birth

2011-09-23 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1364	1288.2	1435.7	1200
Raw rating	1364	1288.2	1435.7	1200
Weighted rating	1353.9	1279.2	1418.5	1200
Weighted performance	1146.9	1089.8	1160.9	0
Floor	877.2	788.2	935.7	700
K-factor	36	36	32	36
Min/Max rating change allowed	131.3	146.2	118.5	165.8
Highest rating	1418.8 2024-06-01	1288.2 2024-10-01	1450.7 2024-06-01	1200 2018-10-01
Highest raw rating	1377.2 2024-07-01	1288.2 2024-10-01	1435.7 2024-07-01	1200 2024-02-01
Highest weighted rating	1338.6 2025-08-01	1269.3 2025-08-01	1396.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1418.8 2024-06-01	1283.6 2024-09-01	1450.7 2024-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1364	1288.2	1435.7	1200
Analysis
Rating	1364	1288.2	1435.7	1200
Raw rating	1364	1288.2	1435.7	1200
Weighted rating	1353.9	1279.2	1418.5
Weighted performance	1146.9	1089.8	1160.9
K-factor	36	36	32	36
Floor	877.2	788.2	935.7	700
Max/Min rating change allowed	131.3	146.2	118.5	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	1364	1288.2	1435.7	1200
New weighted rating	1357.4	1281.7	1423.8	1200
New weighted performance	1138.9	1082	1152.5	0
Temp new rating	1364	1288.2	1435.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1364	1288.2	1435.7	1200
New K-factor	36	36	32	36
New floor	877.2	788.2	935.7	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	54	29	25
	21	5	16
	0	0	0
	0	0	0
History	75	34	41

Games since
	Main 54	Standard 29		Rapid 25		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2574		822		359
Male	2070		632		289
U16	409		138		47
U16 Male	307		97		34
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	392		191		96
Male	347		169		91
U16	61		32		12
U16 Male	51		26		11
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	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	75	38.5	51.33	11.3	1280.6	1292
Standard	34	16.5	48.53	-12.5	1301.6	1289.1
Rapid	41	22	53.66	31.1	1263.3	1294.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1364	1288.2	1435.7	1200
2025-09-30	1364	1288.2	1435.7	1200
2025-09-01	1364	1288.2	1435.7	1200
2025-08-01	1364	1288.2	1435.7	1200
2025-07-01	1364	1288.2	1435.7	1200
2025-06-01	1364	1288.2	1435.7	1200
2025-05-01	1364	1288.2	1435.7	1200
2025-04-01	1364	1288.2	1435.7	1200
2025-03-01	1364	1288.2	1435.7	1200
2025-02-01	1364	1288.2	1435.7	1200
2025-01-01	1364	1288.2	1435.7	1200
2024-12-01	1364	1288.2	1435.7	1200
2024-11-01	1364	1288.2	1435.7	1200
2024-10-01	1364	1288.2	1435.7	1200
2024-09-01	1377.2	1281	1435.7	1200
2024-08-01	1377.2	1281	1435.7	1200
2024-07-01	1377.2	1281	1435.7	1200
2024-09-01	1326	1214.4	1424	1200
2024-05-01	1284	1214.4	1262.4	1200
2024-04-01	1238.7	1214.4	1195.7	1200
2024-03-01	1209.3	1189.9	1195.7	1200
2024-02-01	1130.2	1158.2	1120.8	1200
2024-01-01	1130.2	1158.2	1120.8	1200
2023-12-01	1130.2	1158.2	1120.8	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	CT League 2024 (D)	2024-08-03	2024-08-03	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
2	Rylib Winter Slam 2024 (Intermediate)	2024-06-19	2024-06-19	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
3	Cape Town Chess Federation Closed Chess Championships 2024 (U14)	2024-06-15	2024-06-16	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
4	Cape Town Junior League Finals 2024 (U15 Open A)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	5	4	2	Yes	Analysis
5	Steinitz Chess Festival 2024 (U14)	2024-05-11	2024-05-11	Rapid	Cape Town (WCT)	5	5	4.5	Yes	Analysis
6	Cape Town Junior League Qualifier 2024 (U15 Open)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	4	3.5	Yes	Analysis
7	Cape Town Open Chess Championship 2024 (Beginner)	2024-03-16	2024-03-17	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
8	Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
9	CT Metro Central District Schools Chess Individuals Trials 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
10	Cape of Good Hope Open Chess Tournament 2024 (U14)	2024-02-17	2024-02-17	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
11	Western Cape Closed Championship 2023 (U14)	2023-09-23	2023-09-23	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
12	WP Club League 2023 (D1)	2023-07-29	2023-08-19	Standard	Cape Town (WCT)	6	5	1.5	Yes	Analysis
13	Rylib Chess Winter Slam 2023 (C)	2023-07-06	2023-07-06	Rapid	Cape Town (WCT)	6	6	1.5	Yes	Analysis
14	Steinitz Open 2023 (U14)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	5	4	0	Yes	Analysis

#	Games	Start				End
1	10	Tournament Cape Town Open Chess Championship 2024				Tournament Steinitz Chess Festival 2024
		date 2024-03-17	rnd 6	type Standard	result 1	date 2024-05-11	rnd 5	type Rapid	result 1
		Opponent Waldeck, A (Aaron)				Opponent Bolton, A (Alyssa)
2	7	Tournament Cape Town Junior League Finals 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-05-18	rnd 4	type Rapid	result 1	date 2024-06-16	rnd 5	type Standard	result 1
		Opponent Hagan, B (Bianca)				Opponent Osborne, H (Hannah)
3	4	Tournament Rylib Winter Slam 2024				Tournament CT League 2024
		date 2024-06-19	rnd 5	type Rapid	result 1	date 2024-08-03	rnd 2	type Standard	result 0.5
		Opponent Sobada, A (Anelisa)				Opponent Osborne, N (Nicole)

#	Games	Start				End
1	6	Tournament Cape Town Open Chess Championship 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-03-17	rnd 6	type Standard	result 1	date 2024-06-16	rnd 5	type Standard	result 1
		Opponent Waldeck, A (Aaron)				Opponent Osborne, H (Hannah)
2	3	Tournament Cape Town Open Chess Championship 2024				Tournament Cape Town Open Chess Championship 2024
		date 2024-03-16	rnd 1	type Standard	result 0.5	date 2024-03-16	rnd 3	type Standard	result 0.5
		Opponent Orayan, F (Frank)				Opponent Williams, N (Naydene)
3	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 2	type Standard	result 0.5	date 2024-03-03	rnd 4	type Standard	result 1
		Opponent Bowman, L (Lian)				Opponent Naude, L (Lian)

#	Games	Start				End
1	10	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Steinitz Chess Festival 2024
		date 2024-02-17	rnd 6	type Rapid	result 1	date 2024-05-11	rnd 5	type Rapid	result 1
		Opponent Nondala, O (Oluhle)				Opponent Bolton, A (Alyssa)
2	5	Tournament Cape Town Junior League Finals 2024				Tournament Rylib Winter Slam 2024
		date 2024-05-18	rnd 4	type Rapid	result 1	date 2024-06-19	rnd 3	type Rapid	result 0.5
		Opponent Hagan, B (Bianca)				Opponent Mackinna, C (Cashlin)
3	3	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Nhlapo, P (Philasande)				Opponent Tomi, A (Amange)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Cape Town Junior League Finals 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-05-18	rnd 4	type Rapid	result 1	date 2024-06-15	rnd 2	type Standard	result 1
		Opponent Hagan, B (Bianca)				Opponent Matima, A (Aiden)
2	4	Tournament Cape Town Junior League Qualifier 2024				Tournament Steinitz Chess Festival 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-05-11	rnd 2	type Rapid	result 1
		Opponent Shonwa, M (Mary)				Opponent Thorpe, C (Claire)
3	3	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Nhlapo, P (Philasande)				Opponent Tomi, A (Amange)

#	Games	Start				End
1	3	Tournament Cape Town Open Chess Championship 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-03-17	rnd 6	type Standard	result 1	date 2024-06-15	rnd 2	type Standard	result 1
		Opponent Waldeck, A (Aaron)				Opponent Matima, A (Aiden)
2	3	Tournament WP Club League 2023				Tournament CT Metro Central District Schools Chess Individuals Trials 2024
		date 2023-08-19	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Salaam, M (Muzzammil)				Opponent Gordon, B (Byron)
3	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-03	rnd 4	type Standard	result 1
		Opponent Miller, K (Kaiden)				Opponent Naude, L (Lian)

#	Games	Start				End
1	4	Tournament Cape Town Junior League Finals 2024				Tournament Rylib Winter Slam 2024
		date 2024-05-18	rnd 4	type Rapid	result 1	date 2024-06-19	rnd 2	type Rapid	result 1
		Opponent Hagan, B (Bianca)				Opponent Every, C (Christopher)
2	4	Tournament Cape Town Junior League Qualifier 2024				Tournament Steinitz Chess Festival 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-05-11	rnd 2	type Rapid	result 1
		Opponent Shonwa, M (Mary)				Opponent Thorpe, C (Claire)
3	3	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Nhlapo, P (Philasande)				Opponent Tomi, A (Amange)

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	Macilikishe ,A (Anda)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Macilikishe ,A (Anda)	2	1105.8	1318.2	2	1097.4	1318.2	0	0	0	0	0	0
2	Bowman ,L (Lian)	2	1.5	212.5	1	0.5	0	1	1	425	0	0	0
2	Bowman ,L (Lian)	2	1277.1	1489.6	1	1272	1277.1	1	1286.8	1702.1	0	0	0
3	Gordon ,B (Byron)	2	2	425	1	1	425	1	1	425	0	0	0
3	Gordon ,B (Byron)	2	1202.6	1627.6	1	1200	1627.6	1	1200	1627.6	0	0	0
4	Shasha ,I (Iyanda)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
4	Shasha ,I (Iyanda)	2	1359.8	1147.3	1	1297.2	934.8	1	1408.1	1359.8	0	0	0
5	Sobada ,A (Anelisa)	2	1	0	1	0	-425	1	1	425	0	0	0
5	Sobada ,A (Anelisa)	2	1388.2	1388.2	1	1299.1	963.2	1	1483.8	1813.2	0	0	0
6	Waldeck ,A (Aaron)	1	1	425	1	1	425	0	0	0	0	0	0
6	Waldeck ,A (Aaron)	1	1329.4	1754.4	1	1236.1	1754.4	0	0	0	0	0	0
7	Wilson ,EM (Emlyn Marissa)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Wilson ,EM (Emlyn Marissa)	1	1331.5	1331.5	1	1302.8	1331.5	0	0	0	0	0	0
8	Van Eck ,J (Jamie)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Eck ,J (Jamie)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Shaw ,O (Oliver)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Shaw ,O (Oliver)	1	1372.6	947.6	1	1255.8	947.6	0	0	0	0	0	0
10	Somai ,J (Jhash)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Somai ,J (Jhash)	1	1241	816	1	1205.2	816	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Jansen, R (Riley)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms