Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vermaak, R (Riaan Junior)

Chess SA id

1160191908

FIDE id

534031766

Date of birth

2016-01-05 (U12)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1403.9	1403.7	1214	1200
Raw rating	1403.9	1403.7	1214	1200
Weighted rating	1381.6	1393.8	1208.4	1200
Weighted performance	1342.1	1344.7	0	0
Floor	963	980.2	714	700
K-factor	32	32	36	36
Min/Max rating change allowed	124	124.1	162.5	165.8
Highest rating	1463 2025-06-01	1480.2 2025-06-01	1214 2025-02-01	1200 2024-02-01
Highest raw rating	1463 2025-06-01	1480.2 2025-06-01	1214 2025-02-01	1200 2024-02-01
Highest weighted rating	1463 2024-10-01	1480.2 2024-10-01	1214 2024-02-01	1200 2024-02-01
Highest weighted performance	1463 2025-06-01	1480.2 2024-02-01	1206 2024-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	16.4	20.2	0	0
New rating	1420.3	1423.8	1214	1200
Analysis
Rating	1403.9	1403.7	1214	1200
Raw rating	1403.9	1403.7	1214	1200
Weighted rating	1381.6	1393.8	1208.4
Weighted performance	1342.1	1344.7	0
K-factor	32	32	36	36
Floor	963	980.2	714	700
Max/Min rating change allowed	124	124.1	162.5	165.8
Games	5	5	0	0
Score	4	4	0	0
Expected score	3.49	3.37	0	0
Score-Expected	0.51	0.63	0	0
Temp raw +/-	16.4	20.2	0	0
Final raw +/-	16.4	20.2	0	0
New raw rating	1420.3	1423.8	1214	1200
New weighted rating	1388.5	1400.1	1209.2	1200
New weighted performance	1394.5	1396.4	0	0
Temp new rating	1420.3	1423.8	1214	1200
Temp new rating +/-	16.4	20.2	0	0
Final new rating +/-	16.4	20.2	0	0
New rating	1420.3	1423.8	1214	1200
New K-factor	32	32	36	36
New floor	963	980.2	714	700

Item	Main	Standard	Rapid
	0	0	0
	42	37	5
	49	37	12
	0	0	0
	0	0	0
	0	0	0
History	91	74	17

Games since
	Main 91	Standard 74		Rapid 17		Blitz 0
Gender	Male
Age group	U10
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	1859		226		52
Male	1541		195		43
U10	108		13		4
U10 Male	94		10		3
Standard
	RSA		Province		Region
Overall	1640		205		46
Male	1357		173		38
U10	97		11		4
U10 Male	83		8		3
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	42	24.5	58.33	70.8	1327.6	1398.4
Standard	37	21.5	58.11	68.9	1329.2	1398.1
Rapid	5	3	60	85	1315.6	1400.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	91	50.5	55.49	46.7	1271.7	1318.5
Standard	74	41.5	56.08	51.7	1278.6	1330.3
Rapid	17	9	52.94	25	1242	1267
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1403.9	1403.7	1214	1200
2025-11-30	1432.4	1445	1214	1200
2025-11-01	1432.4	1445	1214	1200
2025-09-30	1432.4	1445	1214	1200
2025-09-01	1463	1480.2	1214	1200
2025-08-01	1463	1480.2	1214	1200
2025-07-01	1463	1480.2	1214	1200
2025-06-01	1463	1480.2	1214	1200
2025-05-01	1406.3	1423.4	1214	1200
2025-04-01	1396.7	1413.3	1214	1200
2025-03-01	1396.7	1413.3	1214	1200
2025-02-01	1284.5	1282.7	1214	1200
2025-01-01	1271.8	1284	1193.6	1200
2024-12-01	1271.8	1284	1193.6	1200
2024-11-01	1271.8	1284	1193.6	1200
2024-10-01	1271.8	1284	1193.6	1200
2024-09-01	1271.8	1284	1193.6	1200
2024-11-01	1271.8	1284	1193.6	1200
2024-07-01	1236.4	1234.3	1193.6	1200
2024-06-01	1236.4	1234.3	1193.6	1200
2024-05-01	1199.6	1224.6	1157.2	1200
2024-04-01	1243.6	1255.2	1200	1200
2024-03-01	1230.6	1240.8	1200	1200
2024-02-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Trial 1 2026 (U12)	2026-01-17	2026-01-17	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Trial 1 2026 (U12)	2026-01-17	2026-01-17	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Trial 1 2026 (U12)	2026-01-17	2026-01-17	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
2	2025 Mzansi Individual Championships (U10 Open)	2025-12-17	2025-12-20	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
3	2025 Mzansi Inter Provincial Team Championships (U10 Combined)	2025-12-15	2025-12-17	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
4	EC Closed 2025 (U8+U10 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	5	2	Yes	Analysis
5	SBDCA Closed 2025 (U10 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	5	3	Yes	Analysis
6	SBD Trials J Bay 19 April 2025 (U10)	2025-04-19	2025-04-19	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
7	SBDCU Trials 3 2025 (U10)	2025-02-08	2025-02-08	Standard	Sarah Baartman (ESB)	6	6	5	Yes	Analysis
8	SBDCU Fundraiser 2025 (U9)	2025-02-01	2025-02-01	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
9	2025 SBDCU Trial 2 JBay (U10)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
10	Back 2 School 2025 (D)	2025-01-11	2025-01-11	Standard	Sarah Baartman (ESB)	5	5	1	Yes	Analysis
11	SBD Activation Tournament 2025 (B)	2025-01-04	2025-01-04	Rapid	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
12	SBDCU Closed Trials 2024 (U10 Boys)	2024-07-27	2024-07-27	Standard	Sarah Baartman (ESB)	5	5	3.5	Yes	Analysis
13	Fountains Mall 2024 (Development)	2024-05-18	2024-05-18	Standard	Sarah Baartman (ESB)	6	6	3	Yes	Analysis
14	Humansdorp CMC Schools Trials 2024 (U9 Boys)	2024-05-10	2024-05-10	Rapid	Sarah Baartman (ESB)	6	6	4	Yes	Analysis
15	Stulting Tournament 2024 (Junior)	2024-04-06	2024-04-06	Rapid	Sarah Baartman (ESB)	6	6	2	Yes	Analysis
16	Kouga Mayor's Cup Final 2024 (U9)	2024-04-13	2024-04-13	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
17	SBDCU Trial 2 2024 (U10)	2024-03-23	2024-03-23	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
18	Kouga Mayor's Cup 2024 (U9)	2024-03-09	2024-03-09	Standard	Sarah Baartman (ESB)	6	6	3	Yes	Analysis
19	SBDCU Trial 1 2024 (U10)	2024-02-24	2024-02-24	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
20	SBDCU Open 2024 (Development)	2024-02-10	2024-02-10	Standard	Sarah Baartman (ESB)	6	5	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament SBDCU Trial 1 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-02-24	rnd 3	type Standard	result 0.5	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Jonker, L (Liam)				Opponent Duvenage, B (Bendre)
2	5	Tournament SBDCU Fundraiser 2025				Tournament SBDCU Trials 3 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Zietsman, S (Shan-Leigh)				Opponent Stofile, I (Imkhitha Zidan)
3	4	Tournament SBDCU Trial 2 2024				Tournament Stulting Tournament 2024
		date 2024-03-23	rnd 4	type Standard	result 1	date 2024-04-06	rnd 2	type Rapid	result 1
		Opponent Makade, Z (Zenande)				Opponent Hanekom, A (Alex)

#	Games	Start				End
1	7	Tournament SBDCU Trial 1 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-02-24	rnd 3	type Standard	result 0.5	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Jonker, L (Liam)				Opponent Duvenage, B (Bendre)
2	5	Tournament SBDCU Fundraiser 2025				Tournament SBDCU Trials 3 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Zietsman, S (Shan-Leigh)				Opponent Stofile, I (Imkhitha Zidan)
3	3	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Jooste, M (Maciano)				Opponent Ozah, C (Chinedu)

#	Games	Start				End
1	2	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 5	type Rapid	result 1
		Opponent Fihlani, I (Imihle)				Opponent Ozah, C (Chinedu)
2	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 4	type Rapid	result 1	date 2024-05-10	rnd 5	type Rapid	result 1
		Opponent Brits, R (Regardt)				Opponent Terblanche, N (Nico)
3	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 1	type Rapid	result 1	date 2024-05-10	rnd 2	type Rapid	result 1
		Opponent Goeda, F (Faygon)				Opponent Mahlengele, A (Akhanya)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament SBDCU Trial 1 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Du Plessis, C (Christaan)				Opponent Duvenage, B (Bendre)
2	5	Tournament SBDCU Fundraiser 2025				Tournament SBDCU Trials 3 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Zietsman, S (Shan-Leigh)				Opponent Stofile, I (Imkhitha Zidan)
3	4	Tournament SBDCU Trial 2 2024				Tournament Stulting Tournament 2024
		date 2024-03-23	rnd 4	type Standard	result 1	date 2024-04-06	rnd 2	type Rapid	result 1
		Opponent Makade, Z (Zenande)				Opponent Hanekom, A (Alex)

#	Games	Start				End
1	6	Tournament SBDCU Trial 1 2024				Tournament Kouga Mayor's Cup 2024
		date 2024-02-24	rnd 4	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Du Plessis, C (Christaan)				Opponent Duvenage, B (Bendre)
2	5	Tournament SBDCU Fundraiser 2025				Tournament SBDCU Trials 3 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Zietsman, S (Shan-Leigh)				Opponent Stofile, I (Imkhitha Zidan)
3	3	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Jooste, M (Maciano)				Opponent Ozah, C (Chinedu)

#	Games	Start				End
1	2	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 5	type Rapid	result 1
		Opponent Fihlani, I (Imihle)				Opponent Ozah, C (Chinedu)
2	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 4	type Rapid	result 1	date 2024-05-10	rnd 5	type Rapid	result 1
		Opponent Brits, R (Regardt)				Opponent Terblanche, N (Nico)
3	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 1	type Rapid	result 1	date 2024-05-10	rnd 2	type Rapid	result 1
		Opponent Goeda, F (Faygon)				Opponent Mahlengele, A (Akhanya)

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	Swart ,W (Waldemar)	8	2	-212.5	7	2	-182.1	1	0	-425	0	0	0
1	Swart ,W (Waldemar)	8	1477.5	1265	7	1542.4	1295.4	1	1199.2	1052.5	0	0	0
2	Duvenage ,B (Bendre)	7	3	-60.7	6	3	0	1	0	-425	0	0	0
2	Duvenage ,B (Bendre)	7	1343.2	1282.5	6	1358.2	1343.2	1	1263	918.2	0	0	0
3	Ludidi ,A (Ayolise)	6	4	141.7	6	4	141.7	0	0	0	0	0	0
3	Ludidi ,A (Ayolise)	6	1184.2	1325.9	6	1190.8	1325.9	0	0	0	0	0	0
4	Ozah ,C (Chinedu)	6	3	0	5	2	-85	1	1	425	0	0	0
4	Ozah ,C (Chinedu)	6	1390.6	1390.6	5	1426.9	1305.6	1	1155.4	1815.6	0	0	0
5	Stofile ,I (Imkhitha Zidan)	5	1	-255	4	1	-212.5	1	0	-425	0	0	0
5	Stofile ,I (Imkhitha Zidan)	5	1434.2	1179.2	4	1470.2	1221.7	1	1131.2	1009.2	0	0	0
6	Fihlani ,I (Imihle)	4	2	0	3	1	-141.7	1	1	425	0	0	0
6	Fihlani ,I (Imihle)	4	1214.2	1214.2	3	1213.8	1072.5	1	1174.8	1639.2	0	0	0
7	Nyabeni ,L (Liyonela)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
7	Nyabeni ,L (Liyonela)	3	1290.5	1432.2	3	1286	1432.2	0	0	0	0	0	0
8	Kettledas ,JF (Jerrin Fagan)	3	2	141.7	2	2	425	1	0	-425	0	0	0
8	Kettledas ,JF (Jerrin Fagan)	3	1137.8	1279.5	2	1151.7	1562.8	1	1184.4	712.8	0	0	0
9	Mahlengele ,A (Akhanya)	3	3	425	2	2	425	1	1	425	0	0	0
9	Mahlengele ,A (Akhanya)	3	1172.1	1597.1	2	1214.6	1597.1	1	1144	1597.1	0	0	0
10	Slabbert ,B (Burger Francios)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
10	Slabbert ,B (Burger Francios)	3	1400.3	1258.7	2	1381.8	975.3	1	1200	1825.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Vermaak, R (Riaan Junior)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms