Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ras, J (Johann)

Chess SA id

1180318421

FIDE id

Date of birth

2018-02-15 (U8)

Gender

Male

Region

Capricorn (LCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

2025-03-20

Junior GPX Games

12.1

Junior GPX Points

1039

Item	Main	Standard	Rapid	Blitz
Rating	1191.8	1191.1	1199.1	1200
Raw rating	1148.7	1143.2	1197.1	1200
Weighted rating	1191.8	1191.1	1199.1	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	178.4	179.8	166.5	165.8
Highest rating	1200 2025-07-01	1200 2025-07-01	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1200 2025-07-01	1200 2025-07-01	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1200 2025-07-01	1200 2025-07-01	1200 2025-04-01	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.8	-4.2	-0.2	0
New rating	1188	1186.9	1198.9	1200
Analysis
Rating	1191.8	1191.1	1199.1	1200
Raw rating	1148.7	1143.2	1197.1	1200
Weighted rating	1191.8	1191.1	1199.1
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	700	700	700	700
Max/Min rating change allowed	178.4	179.8	166.5	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	1148.7	1143.2	1197.1	1200
New weighted rating	1188	1186.9	1198.9	1200
New weighted performance	0	0	0	0
Temp new rating	1188	1186.9	1198.9	1200
Temp new rating +/-	-3.8	-4.2	-0.2	0
Final new rating +/-	-3.8	-4.2	-0.2	0
New rating	1188	1186.9	1198.9	1200
New K-factor	40	40	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	14	10	4
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	14	10	4

Games since
	Main 14	Standard 10		Rapid 4		Blitz 0
Gender	Male
Age group	U8
Region	Capricorn (LCP)
Province	Limpopo (LP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 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	14	4.5	32.14	-151.8	1222.3	1070.5
Standard	10	3.5	35	-127.5	1194.1	1066.6
Rapid	4	1	25	-212.5	1292.9	1080.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	4.5	32.14	-151.8	1222.3	1070.5
Standard	10	3.5	35	-127.5	1194.1	1066.6
Rapid	4	1	25	-212.5	1292.9	1080.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1148.7	1143.2	1197.1	1200
2025-09-30	1148.7	1143.2	1197.1	1200
2025-09-01	1198.8	1200	1197.1	1200
2025-08-01	1198.8	1200	1197.1	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1199.9	1199.9	1200	1200
2025-04-01	1199.6	1199.6	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	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	Capricorn District Qualifying Tournament 8 2025 (U8+U10)	2025-09-13	2025-09-13	Standard	Capricorn (LCP)	5	5	1	Yes	Analysis
2	Capricorn District Qualifying Tournament 6 2025	2025-06-21	2025-06-21	Rapid	Capricorn (LCP)	6	4	1	Yes	Analysis
3	Capricorn District Qualifying Tournament 3 2025 (U8+U10)	2025-03-15	2025-03-15	Standard	Capricorn (LCP)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Capricorn District Qualifying Tournament 8 2025 (U8+U10)	2025-09-13	2025-09-13	Standard	Capricorn (LCP)	5	5	1	Yes	Analysis
2	Capricorn District Qualifying Tournament 6 2025	2025-06-21	2025-06-21	Rapid	Capricorn (LCP)	6	4	1	Yes	Analysis
3	Capricorn District Qualifying Tournament 3 2025 (U8+U10)	2025-03-15	2025-03-15	Standard	Capricorn (LCP)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Capricorn District Qualifying Tournament 3 2025				Tournament Capricorn District Qualifying Tournament 3 2025
		date 2025-03-15	rnd 4	type Standard	result 0.5	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Legodi, L (Letago)				Opponent Magene, S (Samarawite)
2	1	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Zitha, V (Vukona)				Opponent Zitha, V (Vukona)
3	1	Tournament Capricorn District Qualifying Tournament 6 2025				Tournament Capricorn District Qualifying Tournament 6 2025
		date 2025-06-21	rnd 2	type Rapid	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Ramahana, N (Ntakadzeni)				Opponent Ramahana, N (Ntakadzeni)

#	Games	Start				End
1	2	Tournament Capricorn District Qualifying Tournament 3 2025				Tournament Capricorn District Qualifying Tournament 3 2025
		date 2025-03-15	rnd 4	type Standard	result 0.5	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Legodi, L (Letago)				Opponent Magene, S (Samarawite)
2	1	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Zitha, V (Vukona)				Opponent Zitha, V (Vukona)
3	1	Tournament Capricorn District Qualifying Tournament 3 2025				Tournament Capricorn District Qualifying Tournament 3 2025
		date 2025-03-15	rnd 1	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Choshi, M (Mokgethwa)				Opponent Choshi, M (Mokgethwa)

#	Games	Start				End
1	1	Tournament Capricorn District Qualifying Tournament 6 2025				Tournament Capricorn District Qualifying Tournament 6 2025
		date 2025-06-21	rnd 2	type Rapid	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Ramahana, N (Ntakadzeni)				Opponent Ramahana, N (Ntakadzeni)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Zitha, V (Vukona)				Opponent Zitha, V (Vukona)
2	1	Tournament Capricorn District Qualifying Tournament 6 2025				Tournament Capricorn District Qualifying Tournament 6 2025
		date 2025-06-21	rnd 2	type Rapid	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Ramahana, N (Ntakadzeni)				Opponent Ramahana, N (Ntakadzeni)
3	1	Tournament Capricorn District Qualifying Tournament 3 2025				Tournament Capricorn District Qualifying Tournament 3 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Magene, S (Samarawite)				Opponent Magene, S (Samarawite)

#	Games	Start				End
1	1	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Zitha, V (Vukona)				Opponent Zitha, V (Vukona)
2	1	Tournament Capricorn District Qualifying Tournament 3 2025				Tournament Capricorn District Qualifying Tournament 3 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Magene, S (Samarawite)				Opponent Magene, S (Samarawite)
3	1	Tournament Capricorn District Qualifying Tournament 3 2025				Tournament Capricorn District Qualifying Tournament 3 2025
		date 2025-03-15	rnd 1	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Choshi, M (Mokgethwa)				Opponent Choshi, M (Mokgethwa)

#	Games	Start				End
1	1	Tournament Capricorn District Qualifying Tournament 6 2025				Tournament Capricorn District Qualifying Tournament 6 2025
		date 2025-06-21	rnd 2	type Rapid	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Ramahana, N (Ntakadzeni)				Opponent Ramahana, N (Ntakadzeni)

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	Magene ,S (Samarawite)	1	1	425	1	1	425	0	0	0	0	0	0
1	Magene ,S (Samarawite)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Zitha ,V (Vukona)	1	1	425	1	1	425	0	0	0	0	0	0
2	Zitha ,V (Vukona)	1	1199.6	1624.6	1	1199.5	1624.6	0	0	0	0	0	0
3	Ramashala ,T (Tshimollo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Ramashala ,T (Tshimollo)	1	1195.2	770.2	1	1193.9	770.2	0	0	0	0	0	0
4	Kgaphola ,T (Toko)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kgaphola ,T (Toko)	1	1125.3	700.3	1	1119.8	700.3	0	0	0	0	0	0
5	Legodi ,L (Letago)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Legodi ,L (Letago)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Leach ,G (Graeame)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Leach ,G (Graeame)	1	1341.7	916.7	1	1384.3	916.7	0	0	0	0	0	0
7	Verreynne ,E (Elbe)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Verreynne ,E (Elbe)	1	1156	731	1	1198.5	731	0	0	0	0	0	0
8	Choshi ,M (Mokgethwa)	1	1	425	1	1	425	0	0	0	0	0	0
8	Choshi ,M (Mokgethwa)	1	1138.6	1563.6	1	1123.5	1563.6	0	0	0	0	0	0
9	Chochi ,L (Lesego)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Chochi ,L (Lesego)	1	1184.8	759.8	1	1200	759.8	0	0	0	0	0	0
10	Mabirimisa ,A (Amukelani)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mabirimisa ,A (Amukelani)	1	1200	775	1	1200	775	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

Ras, J (Johann)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms