Chess South Africa Ratings Database

PLAYER PAGE

Personal

Meyer, JS (Johannes Stephanus)

Chess SA id

185022811

FIDE id

Date of birth

1985-09-17 (Adult)

Gender

Male

Region

Dr Kenneth Kaunda (NWP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1392.5	1392.3	1400	1394.8
Raw rating	1357.8	1353.5	1400	1390.8
Weighted rating	1392.5	1392.3	1398	1394.8
Weighted performance	0	0	0	0
Floor	900	900	900	900
K-factor	32	32	32	32
Min/Max rating change allowed	132.4	133.2	124.7	126.3
Highest rating	1400 2024-02-01	1400 2024-02-01	1400 2024-02-01	1400 2024-02-01
Highest raw rating	1400 2024-02-01	1400 2024-02-01	1400 2024-02-01	1400 2024-02-01
Highest weighted rating	1392.5 2025-09-30	1392.3 2025-09-30	1393.3 2025-08-01	1400 2025-06-01
Highest weighted performance	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.8	-2.1	0	0.7
New rating	1390.7	1390.1	1400	1395.5
Analysis
Rating	1392.5	1392.3	1400	1394.8
Raw rating	1357.8	1353.5	1400	1390.8
Weighted rating	1392.5	1392.3	1398
Weighted performance	0	0	0
K-factor	32	32	32	32
Floor	900	900	900	900
Max/Min rating change allowed	132.4	133.2	124.7	126.3
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	1357.8	1353.5	1400	1390.8
New weighted rating	1390.7	1390.1	1399.3	1395.5
New weighted performance	0	0	0	0
Temp new rating	1390.7	1390.1	1400	1395.5
Temp new rating +/-	-1.8	-2.1	0	0.7
Final new rating +/-	-1.8	-2.1	0	0.7
New rating	1390.7	1390.1	1400	1395.5
New K-factor	32	32	32	32
New floor	900	900	900	900

Item	Main	Standard	Blitz
	0	0	0
	16	9	7
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	16	9	7

Games since
	Main 16	Standard 9		Rapid 0		Blitz 7
Gender	Male
Age group	Adult
Region	Dr Kenneth Kaunda (NWP)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-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	16	5	31.25	-159.4	1367.6	1208.2
Standard	9	2	22.22	-236.1	1479.5	1243.4
Rapid	0	0	0	0	0	0
Blitz	7	3	42.86	-60.7	1223.7	1163
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	16	5	31.25	-159.4	1367.6	1208.2
Standard	9	2	22.22	-236.1	1479.5	1243.4
Rapid	0	0	0	0	0	0
Blitz	7	3	42.86	-60.7	1223.7	1163

Date	Main	Standard	Rapid	Blitz
2025-09-30	1357.8	1353.5	1400	1390.8
2025-09-01	1391.5	1391.6	1400	1390.8
2025-08-01	1391.5	1391.6	1400	1390.8
2025-07-01	1388.2	1389.1	1400	1383.9
2025-06-01	1400	1400	1400	1400
2025-05-01	1400	1400	1400	1400
2025-04-01	1400	1400	1400	1400
2025-03-01	1400	1400	1400	1400
2025-02-01	1400	1400	1400	1400
2025-01-01	1400	1400	1400	1400
2024-12-01	1400	1400	1400	1400
2024-11-01	1400	1400	1400	1400
2024-10-01	1400	1400	1400	1400
2024-09-01	1400	1400	1400	1400
2024-08-01	1400	1400	1400	1400
2024-07-01	1400	1400	1400	1400
2024-06-01	1400	1400	1400	1400
2024-08-01	1400	1400	1400	1400
2024-04-01	1400	1400	1400	1400
2024-03-01	1400	1400	1400	1400
2024-02-01	1400	1400	1400	1400
2024-01-01	1400	1400	1400	1400
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Sedibeng Chess Open 06 Sept 2025 (A)	2025-09-06	2025-09-06	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
2	HS Driehoek Chess Open 2025 (A+B)	2025-06-14	2025-06-14	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
3	Vaal Chess Club Blitz Open 31 May 2025 (A)	2025-05-31	2025-05-31	Blitz	Sedibeng (GSV)	7	7	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Sedibeng Chess Open 06 Sept 2025 (A)	2025-09-06	2025-09-06	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
2	HS Driehoek Chess Open 2025 (A+B)	2025-06-14	2025-06-14	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
3	Vaal Chess Club Blitz Open 31 May 2025 (A)	2025-05-31	2025-05-31	Blitz	Sedibeng (GSV)	7	7	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Vaal Chess Club Blitz Open 31 May 2025				Tournament Vaal Chess Club Blitz Open 31 May 2025
		date 2025-05-31	rnd 2	type Blitz	result 1	date 2025-05-31	rnd 4	type Blitz	result 0.5
		Opponent Motaung, L (Lesedi)				Opponent Matsaneng, M (Mohau Prince)
2	1	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 2	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)
3	1	Tournament HS Driehoek Chess Open 2025				Tournament HS Driehoek Chess Open 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)

#	Games	Start				End
1	1	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 2	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)
2	1	Tournament HS Driehoek Chess Open 2025				Tournament HS Driehoek Chess Open 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Vaal Chess Club Blitz Open 31 May 2025				Tournament Vaal Chess Club Blitz Open 31 May 2025
		date 2025-05-31	rnd 2	type Blitz	result 1	date 2025-05-31	rnd 4	type Blitz	result 0.5
		Opponent Motaung, L (Lesedi)				Opponent Matsaneng, M (Mohau Prince)
2	1	Tournament Vaal Chess Club Blitz Open 31 May 2025				Tournament Vaal Chess Club Blitz Open 31 May 2025
		date 2025-05-31	rnd 7	type Blitz	result 0.5	date 2025-05-31	rnd 7	type Blitz	result 0.5
		Opponent Odendaal, H (Hayden)				Opponent Odendaal, H (Hayden)

#	Games	Start				End
1	2	Tournament Vaal Chess Club Blitz Open 31 May 2025				Tournament Vaal Chess Club Blitz Open 31 May 2025
		date 2025-05-31	rnd 2	type Blitz	result 1	date 2025-05-31	rnd 3	type Blitz	result 1
		Opponent Motaung, L (Lesedi)				Opponent Nel, J (Johanne)
2	1	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 2	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)
3	1	Tournament HS Driehoek Chess Open 2025				Tournament HS Driehoek Chess Open 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)

#	Games	Start				End
1	1	Tournament Sedibeng Chess Open 06 Sept 2025				Tournament Sedibeng Chess Open 06 Sept 2025
		date 2025-09-06	rnd 2	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)
2	1	Tournament HS Driehoek Chess Open 2025				Tournament HS Driehoek Chess Open 2025
		date 2025-06-14	rnd 2	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Hanauer, A (Anthony)				Opponent Hanauer, A (Anthony)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Vaal Chess Club Blitz Open 31 May 2025				Tournament Vaal Chess Club Blitz Open 31 May 2025
		date 2025-05-31	rnd 2	type Blitz	result 1	date 2025-05-31	rnd 3	type Blitz	result 1
		Opponent Motaung, L (Lesedi)				Opponent Nel, J (Johanne)

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	Hanauer ,A (Anthony)	2	2	425	2	2	425	0	0	0	0	0	0
1	Hanauer ,A (Anthony)	2	1183.4	1608.4	2	1217.2	1608.4	0	0	0	0	0	0
2	Visser ,TM (Tracy)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Visser ,TM (Tracy)	1	1260.5	835.5	1	1273.4	835.5	0	0	0	0	0	0
3	Monteiro Correia ,M (Maya)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Monteiro Correia ,M (Maya)	1	1648.4	1223.4	1	1659.7	1223.4	0	0	0	0	0	0
4	Sidumo ,A (Anga)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Sidumo ,A (Anga)	1	1742.9	1317.9	1	1752.3	1317.9	0	0	0	0	0	0
5	Theron ,A (Andre)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Theron ,A (Andre)	1	1597	1172	1	1595.3	1172	0	0	0	0	0	0
6	Makhosonke ,KM (Kuhlase Matthiolus)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Makhosonke ,KM (Kuhlase Matthiolus)	1	1863.3	1438.3	1	1858.1	1438.3	0	0	0	0	0	0
7	Rampai ,T (Thabang)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Rampai ,T (Thabang)	1	1294.1	869.1	1	1310.5	869.1	0	0	0	0	0	0
8	Fouche ,H (Heinrich)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Fouche ,H (Heinrich)	1	1542.6	1117.6	1	1542.2	1117.6	0	0	0	0	0	0
9	Odendaal ,H (Hayden)	1	0.5	0	0	0	0	0	0	0	1	0.5	0
9	Odendaal ,H (Hayden)	1	1279.1	1279.1	0	0	0	0	0	0	1	1200	1279.1
10	Rakgabale ,M (Mahlatse)	1	0	-425	0	0	0	0	0	0	1	0	-425
10	Rakgabale ,M (Mahlatse)	1	1583.3	1158.3	0	0	0	0	0	0	1	1200	1158.3

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Meyer, JS (Johannes Stephanus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms