Chess South Africa Ratings Database

PLAYER PAGE

Personal

Booysen, R (Ray-Lanche)

Chess SA id

1000134214

FIDE id

Date of birth

2000-05-11 (Adult)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1670.7	1679.2	1449.4	1436
Raw rating	1670.7	1679.2	1449.3	1436
Weighted rating	1637.8	1644.2	1449.4	1435.3
Weighted performance	1557.9	1563.3	974.9	0
Floor	1172.7	1185.4	950.7	936
K-factor	28	28	32	32
Min/Max rating change allowed	84.8	83.8	116.2	118.5
Highest rating	1672.7 2025-03-01	1685.4 2025-03-01	1647.6 2021-05-01	1436 2024-02-01
Highest raw rating	1672.7 2025-03-01	1685.4 2025-03-01	1450.7 2024-02-01	1436 2024-02-01
Highest weighted rating	1619.5 2025-08-01	1623.8 2025-08-01	1449.3 2025-08-01	1428.2 2025-08-01
Highest weighted performance	1672.7 2025-03-01	1685.4 2024-05-01	1647.6 2021-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0	0
New rating	1670.7	1679.2	1449.4	1436
Analysis
Rating	1670.7	1679.2	1449.4	1436
Raw rating	1670.7	1679.2	1449.3	1436
Weighted rating	1637.8	1644.2	1449.4
Weighted performance	1557.9	1563.3	974.9
K-factor	28	28	32	32
Floor	1172.7	1185.4	950.7	936
Max/Min rating change allowed	84.8	83.8	116.2	118.5
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	1670.7	1679.2	1449.3	1436
New weighted rating	1642.8	1649.8	1449.4	1436
New weighted performance	1548	1553.3	966.6	0
Temp new rating	1670.7	1679.2	1449.4	1436
Temp new rating +/-	0	0	-0	0
Final new rating +/-	0	0	-0	0
New rating	1670.7	1679.2	1449.4	1436
New K-factor	28	28	32	32
New floor	1172.7	1185.4	950.7	936

Item	Main	Standard	Rapid
	0	0	0
	25	20	5
	21	21	0
	40	33	7
	9	9	0
	20	0	20
History	115	83	32

Games since
	Main 53	Standard 41		Rapid 12		Blitz 0
Gender	Male
Age group	Adult
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	377		36		4
Male	352		34		4
Adult	203		11		1
Adult Male	192		9		1
Standard
	RSA		Province		Region
Overall	354		33		2
Male	329		31		2
Adult	188		10		1
Adult Male	176		8		1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
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	25	19.5	78	238	1426.9	1664.9
Standard	20	17.5	87.5	318.8	1438.8	1757.5
Rapid	5	2	40	-85	1379.6	1294.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	115	88.5	76.96	229.1	1355.7	1584.8
Standard	83	64.5	77.71	235.5	1371.2	1606.7
Rapid	32	24	75	212.5	1315.5	1528
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1670.7	1679.2	1449.3	1436
2025-09-30	1670.7	1679.2	1449.3	1436
2025-09-01	1670.7	1679.2	1449.3	1436
2025-08-01	1670.7	1679.2	1449.3	1436
2025-07-01	1670.7	1679.2	1449.2	1436
2025-06-01	1670.7	1679.2	1449	1436
2025-05-01	1672.7	1685.4	1448.7	1436
2025-04-01	1672.7	1685.4	1448.4	1436
2025-03-01	1672.7	1685.4	1447.9	1436
2025-02-01	1641.3	1682.1	1445.4	1436
2025-01-01	1590	1588.2	1450.7	1436
2024-12-01	1590	1588.2	1450.7	1436
2024-11-01	1590	1588.2	1450.7	1436
2024-10-01	1590	1588.2	1450.7	1436
2024-09-01	1590	1588.2	1450.7	1436
2024-08-01	1590	1588.2	1450.7	1436
2024-07-01	1590	1588.2	1450.7	1436
2024-09-01	1590	1588.2	1450.7	1436
2024-05-01	1548.9	1536.4	1450.7	1436
2024-04-01	1548.9	1536.4	1450.7	1436
2024-03-01	1556.2	1546.3	1450.7	1436
2024-02-01	1512.9	1496.7	1450.7	1436
2024-01-01	1512.9	1496.7	1450.7	1436
2023-12-01	1512.9	1496.7	1450.7	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	SBDCA Closed 2025 (Open)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
2	SBDCU Trials 3 2025 (U20+Open)	2025-02-08	2025-02-08	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
3	2025 SBDCU Trial 2 JBay (U20+Open)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	5	Yes	Analysis
4	Back 2 School 2025 (A)	2025-01-11	2025-01-11	Standard	Sarah Baartman (ESB)	5	5	4.5	Yes	Analysis
5	SBD Activation Tournament 2025 (Open)	2025-01-04	2025-01-04	Rapid	Sarah Baartman (ESB)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Closed 2025 (Open)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
2	SBDCU Trials 3 2025 (U20+Open)	2025-02-08	2025-02-08	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
3	2025 SBDCU Trial 2 JBay (U20+Open)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	5	Yes	Analysis
4	Back 2 School 2025 (A)	2025-01-11	2025-01-11	Standard	Sarah Baartman (ESB)	5	5	4.5	Yes	Analysis
5	SBD Activation Tournament 2025 (Open)	2025-01-04	2025-01-04	Rapid	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
6	Fountains Mall 2024 (Open)	2024-05-17	2024-05-18	Standard	Sarah Baartman (ESB)	6	6	4.5	Yes	Analysis
7	SBDCU Trial 2 2024 (Open)	2024-03-23	2024-03-23	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
8	SBDCU Trial 1 2024 (Open)	2024-02-23	2024-02-24	Standard	Sarah Baartman (ESB)	6	6	5	Yes	Analysis
9	SBDCU Open 2024 (A)	2024-02-09	2024-02-10	Standard	Sarah Baartman (ESB)	5	4	3	Yes	Analysis
10	Lagoon Open Tournament 2023	2023-11-04	2023-11-04	Rapid	Sarah Baartman (ESB)	7	7	4.5	Yes	Analysis
11	Eastern Cape Provincial Individual Championship 2023 (Open)	2023-10-05	2023-10-06	Standard	Nelson Mandela Bay (ENM)	7	6	3.5	Yes	Analysis
12	Eastern Cape Chess Team Championship 2023 (Open)	2023-10-07	2023-10-08	Standard	Sarah Baartman (ESB)	5	5	4.5	Yes	Analysis
13	SBDCU Closed Trials 2023 (Open)	2023-07-28	2023-07-29	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
14	SBDCU Trial 3 2023 (Open)	2023-06-23	2023-06-24	Standard	Sarah Baartman (ESB)	6	5	4.5	Yes	Analysis
15	Fountains Mall Open 2023 (A)	2023-05-12	2023-05-13	Standard	Sarah Baartman (ESB)	6	6	4	Yes	Analysis
16	SBDCU Trial 2 2023 (Open)	2023-04-01	2023-04-01	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
17	SBDCU Trials 2022 (Open)	2022-06-25	2022-06-25	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
18	Fountains Mall Open Tournament 2022 (A)	2022-05-13	2022-05-14	Standard	Sarah Baartman (ESB)	5	4	3.5	Yes	Analysis
19	SBDCU Rapid Fountains Mall 2021 (A)	2021-11-06	2021-11-06	Rapid	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
20	SBD Prep Tournament 2021	2021-10-16	2021-10-16	Rapid	Sarah Baartman (ESB)	7	7	7	Yes	Analysis
21	Jeffreys Bay CC May 1 2021	2021-05-08	2021-05-08	Rapid	Sarah Baartman (ESB)	7	7	7	Yes	Analysis

#	Games	Start				End
1	15	Tournament Jeffreys Bay CC May 1 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-05-08	rnd 1	type Rapid	result 1	date 2021-11-06	rnd 1	type Rapid	result 1
		Opponent Tarker, Z (Zaidon)				Opponent Tshikosi, M (Mashudu)
2	13	Tournament Back 2 School 2025				Tournament SBDCU Trials 3 2025
		date 2025-01-11	rnd 1	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Stone, R (Renato)				Opponent Munemo, T (Tadiwa)
3	13	Tournament Eastern Cape Provincial Individual Championship 2023				Tournament Lagoon Open Tournament 2023
		date 2023-10-06	rnd 5	type Standard	result 1	date 2023-11-04	rnd 5	type Rapid	result 1
		Opponent Mcunukelwa, L (Lutho)				Opponent Stuurman, P (Pedro)

#	Games	Start				End
1	17	Tournament Fountains Mall 2024				Tournament SBDCU Trials 3 2025
		date 2024-05-18	rnd 3	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Marx, B (Bronwyn)				Opponent Munemo, T (Tadiwa)
2	9	Tournament Eastern Cape Provincial Individual Championship 2023				Tournament SBDCU Open 2024
		date 2023-10-06	rnd 5	type Standard	result 1	date 2024-02-09	rnd 1	type Standard	result 1
		Opponent Mcunukelwa, L (Lutho)				Opponent Saunders, E (Ethan)
3	9	Tournament Fountains Mall Open 2023				Tournament SBDCU Closed Trials 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-07-29	rnd 2	type Standard	result 1
		Opponent Moos, X (Xavier)				Opponent Stone, R (Renato)

#	Games	Start				End
1	15	Tournament Jeffreys Bay CC May 1 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-05-08	rnd 1	type Rapid	result 1	date 2021-11-06	rnd 1	type Rapid	result 1
		Opponent Tarker, Z (Zaidon)				Opponent Tshikosi, M (Mashudu)
2	7	Tournament SBDCU Rapid Fountains Mall 2021				Tournament Lagoon Open Tournament 2023
		date 2021-11-06	rnd 5	type Rapid	result 1	date 2023-11-04	rnd 5	type Rapid	result 1
		Opponent Magadla, L (Lathitha)				Opponent Stuurman, P (Pedro)
3	1	Tournament SBD Activation Tournament 2025				Tournament SBD Activation Tournament 2025
		date 2025-01-04	rnd 4	type Rapid	result 1	date 2025-01-04	rnd 4	type Rapid	result 1
		Opponent Mahlaza, A (Akhona)				Opponent Mahlaza, A (Akhona)

No games found.

#	Games	Start				End

#	Games	Start				End
1	15	Tournament Jeffreys Bay CC May 1 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-05-08	rnd 1	type Rapid	result 1	date 2021-11-06	rnd 1	type Rapid	result 1
		Opponent Tarker, Z (Zaidon)				Opponent Tshikosi, M (Mashudu)
2	11	Tournament Back 2 School 2025				Tournament SBDCU Trials 3 2025
		date 2025-01-11	rnd 3	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Ndyova, T (Thanduxolo)				Opponent Munemo, T (Tadiwa)
3	6	Tournament SBDCU Trial 1 2024				Tournament SBDCU Trial 2 2024
		date 2024-02-24	rnd 5	type Standard	result 1	date 2024-03-23	rnd 4	type Standard	result 1
		Opponent Munyai, M (Mukhethwa)				Opponent Shokane, N (Noel)

#	Games	Start				End
1	11	Tournament Back 2 School 2025				Tournament SBDCU Trials 3 2025
		date 2025-01-11	rnd 3	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Ndyova, T (Thanduxolo)				Opponent Munemo, T (Tadiwa)
2	6	Tournament SBDCU Trial 1 2024				Tournament SBDCU Trial 2 2024
		date 2024-02-24	rnd 5	type Standard	result 1	date 2024-03-23	rnd 4	type Standard	result 1
		Opponent Munyai, M (Mukhethwa)				Opponent Shokane, N (Noel)
3	6	Tournament SBDCU Trials 2022				Tournament SBDCU Trial 2 2023
		date 2022-06-25	rnd 2	type Standard	result 1	date 2023-04-01	rnd 2	type Standard	result 1
		Opponent Lukhele, BUL (Bulelwa)				Opponent Booysen, T (Tamia)

#	Games	Start				End
1	15	Tournament Jeffreys Bay CC May 1 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-05-08	rnd 1	type Rapid	result 1	date 2021-11-06	rnd 1	type Rapid	result 1
		Opponent Tarker, Z (Zaidon)				Opponent Tshikosi, M (Mashudu)
2	3	Tournament Lagoon Open Tournament 2023				Tournament Lagoon Open Tournament 2023
		date 2023-11-04	rnd 1	type Rapid	result 1	date 2023-11-04	rnd 3	type Rapid	result 1
		Opponent Mangaliso, A (Ayakha)				Opponent Potgieter, D (Divan)
3	1	Tournament SBD Activation Tournament 2025				Tournament SBD Activation Tournament 2025
		date 2025-01-04	rnd 4	type Rapid	result 1	date 2025-01-04	rnd 4	type Rapid	result 1
		Opponent Mahlaza, A (Akhona)				Opponent Mahlaza, A (Akhona)

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	Ndyova ,T (Thanduxolo)	5	3	85	5	3	85	0	0	0	0	0	0
1	Ndyova ,T (Thanduxolo)	5	1552.5	1637.5	5	1523.6	1637.5	0	0	0	0	0	0
2	Jonas ,F (Fernando)	4	1.5	-106.2	3	1.5	0	1	0	-425	0	0	0
2	Jonas ,F (Fernando)	4	1375.5	1269.2	3	1412.8	1375.5	1	1258.4	950.5	0	0	0
3	Saunders ,E (Ethan)	4	4	425	3	3	425	1	1	425	0	0	0
3	Saunders ,E (Ethan)	4	1248.6	1673.6	3	1177.6	1673.6	1	1349.1	1673.6	0	0	0
4	Stuurman ,P (Pedro)	4	4	425	2	2	425	2	2	425	0	0	0
4	Stuurman ,P (Pedro)	4	1480.7	1905.7	2	1553.3	1905.7	2	1429.7	1905.7	0	0	0
5	Mnguni ,L (Lucas)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
5	Mnguni ,L (Lucas)	3	1470.3	1470.3	3	1465.1	1470.3	0	0	0	0	0	0
6	Stone ,R (Renato)	3	2	141.7	2	2	425	1	0	-425	0	0	0
6	Stone ,R (Renato)	3	1302.1	1443.8	2	1267.8	1727.1	1	1200	877.1	0	0	0
7	April ,DMG (David Marc Ghadafi)	3	1.5	0	2	1.5	212.5	1	0	-425	0	0	0
7	April ,DMG (David Marc Ghadafi)	3	1456.5	1456.5	2	1422.4	1669	1	1300.8	1031.5	0	0	0
8	Magadla ,L (Lathitha)	3	3	425	1	1	425	2	2	425	0	0	0
8	Magadla ,L (Lathitha)	3	1320.3	1745.3	1	1353.4	1745.3	2	1244.9	1745.3	0	0	0
9	Moos ,X (Xavier)	2	1	0	2	1	0	0	0	0	0	0	0
9	Moos ,X (Xavier)	2	1405.6	1405.6	2	1387.9	1405.6	0	0	0	0	0	0
10	Mafongosi ,X (Xhanti)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	Mafongosi ,X (Xhanti)	2	1515.4	1302.9	2	1530.5	1302.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Booysen, R (Ray-Lanche)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms