Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jonas, O (Oratilwe)

Chess SA id

1000310871

FIDE id

Date of birth

1900-01-01 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1198.2	1200	1200	1192.9
Raw rating	1198.2	1200	1200	1192.9
Weighted rating	1197.9	1200	1200	1191.8
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.2	165.8	165.8	167.5
Highest rating	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01
Highest raw rating	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01
Highest weighted rating	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01	1200 2024-09-01
Highest weighted performance	1200 2024-12-01	1200 2024-09-01	1200 2024-09-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1198.2	1200	1200	1192.9
Analysis
Rating	1198.2	1200	1200	1192.9
Raw rating	1198.2	1200	1200	1192.9
Weighted rating	1197.9	1200	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	166.2	165.8	165.8	167.5
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	1198.2	1200	1200	1192.9
New weighted rating	1197.9	1200	1200	1191.7
New weighted performance	0	0	0	0
Temp new rating	1198.2	1200	1200	1192.9
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1198.2	1200	1200	1192.9
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Blitz
	0	0
	0	0
	3	3
	0	0
	0	0
	0	0
History	3	3

Games since
	Main 3	Standard 0		Rapid 0		Blitz 3
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	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	3	1	33.33	-141.7	1139.6	997.9
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	3	1	33.33	-141.7	1139.6	997.9

Date	Main	Standard	Rapid	Blitz
2025-09-30	1198.2	1200	1200	1192.9
2025-09-01	1198.2	1200	1200	1192.9
2025-08-01	1198.2	1200	1200	1192.9
2025-07-01	1198.2	1200	1200	1192.9
2025-06-01	1198.2	1200	1200	1192.9
2025-05-01	1198.2	1200	1200	1192.9
2025-04-01	1198.2	1200	1200	1192.9
2025-03-01	1198.2	1200	1200	1192.9
2025-02-01	1198	1200	1200	1192.1
2025-01-01	1194.6	1200	1200	1178.4
2024-12-01	1194.6	1200	1200	1178.4
2024-11-01	1194.6	1200	1200	1178.4
2024-10-01	1194.6	1200	1200	1178.4
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	1200	1200	1200	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	Smart Chess Blitz 2024 (C)	2024-09-07	2024-09-07	Blitz	Mangaung (FMB)	5	3	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2024				Tournament Smart Chess Blitz 2024
		date 2024-09-07	rnd 4	type Blitz	result 1	date 2024-09-07	rnd 4	type Blitz	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2024				Tournament Smart Chess Blitz 2024
		date 2024-09-07	rnd 4	type Blitz	result 1	date 2024-09-07	rnd 4	type Blitz	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2024				Tournament Smart Chess Blitz 2024
		date 2024-09-07	rnd 4	type Blitz	result 1	date 2024-09-07	rnd 4	type Blitz	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Smart Chess Blitz 2024				Tournament Smart Chess Blitz 2024
		date 2024-09-07	rnd 4	type Blitz	result 1	date 2024-09-07	rnd 4	type Blitz	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

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	Ramotubei ,T (Tumisang)	1	0	-425	0	0	0	0	0	0	1	0	-425
1	Ramotubei ,T (Tumisang)	1	1165.1	740.1	0	0	0	0	0	0	1	1200	740.1
2	Mokgele ,L (Lesedi)	1	0	-425	0	0	0	0	0	0	1	0	-425
2	Mokgele ,L (Lesedi)	1	1200	775	0	0	0	0	0	0	1	1200	775
3	Nthapo ,R (Relebohile)	1	1	425	0	0	0	0	0	0	1	1	425
3	Nthapo ,R (Relebohile)	1	1053.8	1478.8	0	0	0	0	0	0	1	1200	1478.8

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Jonas, O (Oratilwe)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms