Chess South Africa Ratings Database

PLAYER PAGE

Personal

Datnow, J (Jarin)

Chess SA id

105047588

FIDE id

Date of birth

2005-05-24 (Adult)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-08-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1058.1	1105	780.2	780.2
Raw rating	1058.1	1105	780.2	780.2
Weighted rating	1058.1	1105	780.2	780.2
Weighted performance	0	0	0	0
Floor	558.1	605	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	203	189.8	301.6	301.6
Highest rating	1378.5 2018-08-01	1376.5 2018-08-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1058.1 2024-02-01	1105 2024-02-01	780.2 2024-02-01	780.2 2024-02-01
Highest weighted rating	1058.1 2024-11-01	1105 2024-11-01	780.2 2024-11-01	780.2 2024-11-01
Highest weighted performance	1378.5 2018-08-01	1376.5 2018-08-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1058.1	1105	780.2	780.2
Analysis
Rating	1058.1	1105	780.2	780.2
Raw rating	1058.1	1105	780.2	780.2
Weighted rating	1058.1	1105	780.2
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	558.1	605	500	500
Max/Min rating change allowed	203	189.8	301.6	301.6
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	1058.1	1105	780.2	780.2
New weighted rating	1058.1	1105	780.2	780.2
New weighted performance	0	0	0	0
Temp new rating	1058.1	1105	780.2	780.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1058.1	1105	780.2	780.2
New K-factor	40	40	40	40
New floor	558.1	605	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	150	143	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	14	11.5	82.14	273.2	1086.6	1359.8
Standard	14	11.5	82.14	273.2	1086.6	1359.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1058.1	1105	780.2	780.2
2025-09-30	1058.1	1105	780.2	780.2
2025-09-01	1058.1	1105	780.2	780.2
2025-08-01	1058.1	1105	780.2	780.2
2025-07-01	1058.1	1105	780.2	780.2
2025-06-01	1058.1	1105	780.2	780.2
2025-05-01	1058.1	1105	780.2	780.2
2025-04-01	1058.1	1105	780.2	780.2
2025-03-01	1058.1	1105	780.2	780.2
2025-02-01	1058.1	1105	780.2	780.2
2025-01-01	1058.1	1105	780.2	780.2
2024-12-01	1058.1	1105	780.2	780.2
2024-11-01	1058.1	1105	780.2	780.2
2024-10-01	1058.1	1105	780.2	780.2
2024-09-01	1058.1	1105	780.2	780.2
2024-08-01	1058.1	1105	780.2	780.2
2024-07-01	1058.1	1105	780.2	780.2
2024-09-01	1058.1	1105	780.2	780.2
2024-05-01	1058.1	1105	780.2	780.2
2024-04-01	1058.1	1105	780.2	780.2
2024-03-01	1058.1	1105	780.2	780.2
2024-02-01	1058.1	1105	780.2	780.2
2024-01-01	1058.1	1105	780.2	780.2
2023-12-01	1058.1	1105	780.2	780.2

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	D5 Primary Schools Teams 2018 (U13)	2018-08-17	2018-08-18	Standard	Ekurhuleni (GE)	6	6	5.5	Yes	Analysis
2	2018 Gauteng Secondary Schools Individual Chess Championships (U13 Boys)	2018-05-25	2018-05-25	Standard	Tshwane (GTP)	5	3	2	Yes	Analysis
3	D5 Schools Individuals (District Final)	2018-05-19	2018-05-19	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament D5 Primary Schools Teams 2018
		date 2018-05-25	rnd 3	type Standard	result 1	date 2018-08-18	rnd 6	type Standard	result 1
		Opponent Shawa, T (Tshiamo)				Opponent Mashego, T (Tshepo)
2	3	Tournament D5 Schools Individuals				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-05-25	rnd 1	type Standard	result 1
		Opponent Mashego, T (Tshepo)				Opponent Morebodi, K (Kamogelo)
3	2	Tournament D5 Schools Individuals				Tournament D5 Schools Individuals
		date 2018-05-19	rnd 1	type Standard	result 1	date 2018-05-19	rnd 2	type Standard	result 1
		Opponent Ngidi, B (Byron)				Opponent Van Emmenes, D (Diwan)

#	Games	Start				End
1	7	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament D5 Primary Schools Teams 2018
		date 2018-05-25	rnd 3	type Standard	result 1	date 2018-08-18	rnd 6	type Standard	result 1
		Opponent Shawa, T (Tshiamo)				Opponent Mashego, T (Tshepo)
2	3	Tournament D5 Schools Individuals				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-05-25	rnd 1	type Standard	result 1
		Opponent Mashego, T (Tshepo)				Opponent Morebodi, K (Kamogelo)
3	2	Tournament D5 Schools Individuals				Tournament D5 Schools Individuals
		date 2018-05-19	rnd 1	type Standard	result 1	date 2018-05-19	rnd 2	type Standard	result 1
		Opponent Ngidi, B (Byron)				Opponent Van Emmenes, D (Diwan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament D5 Primary Schools Teams 2018
		date 2018-05-25	rnd 3	type Standard	result 1	date 2018-08-18	rnd 3	type Standard	result 1
		Opponent Shawa, T (Tshiamo)				Opponent Mosikidi, S (Sanele)
2	3	Tournament D5 Schools Individuals				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-05-25	rnd 1	type Standard	result 1
		Opponent Mashego, T (Tshepo)				Opponent Morebodi, K (Kamogelo)
3	2	Tournament D5 Primary Schools Teams 2018				Tournament D5 Primary Schools Teams 2018
		date 2018-08-18	rnd 5	type Standard	result 1	date 2018-08-18	rnd 6	type Standard	result 1
		Opponent Pienaar, S (Schalk)				Opponent Mashego, T (Tshepo)

#	Games	Start				End
1	4	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament D5 Primary Schools Teams 2018
		date 2018-05-25	rnd 3	type Standard	result 1	date 2018-08-18	rnd 3	type Standard	result 1
		Opponent Shawa, T (Tshiamo)				Opponent Mosikidi, S (Sanele)
2	3	Tournament D5 Schools Individuals				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-05-25	rnd 1	type Standard	result 1
		Opponent Mashego, T (Tshepo)				Opponent Morebodi, K (Kamogelo)
3	2	Tournament D5 Primary Schools Teams 2018				Tournament D5 Primary Schools Teams 2018
		date 2018-08-18	rnd 5	type Standard	result 1	date 2018-08-18	rnd 6	type Standard	result 1
		Opponent Pienaar, S (Schalk)				Opponent Mashego, T (Tshepo)

No games found.

#	Games	Start				End

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	Mashego ,T (Tshepo)	2	2	425	2	2	425	0	0	0	0	0	0
1	Mashego ,T (Tshepo)	2	1178.1	1603.1	2	1172.8	1603.1	0	0	0	0	0	0
2	Pienaar ,S (Schalk)	2	2	425	2	2	425	0	0	0	0	0	0
2	Pienaar ,S (Schalk)	2	751.6	1176.6	2	761.8	1176.6	0	0	0	0	0	0
3	Van Emmenes ,D (Diwan)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Emmenes ,D (Diwan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Morebodi ,K (Kamogelo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Morebodi ,K (Kamogelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Mosikidi ,S (Sanele)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mosikidi ,S (Sanele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Smit ,J (Jan-Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Smit ,J (Jan-Daniel)	1	821.5	396.5	1	829	396.5	0	0	0	0	0	0
7	Ramaila ,E (Edward)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ramaila ,E (Edward)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Ngidi ,B (Byron)	1	1	425	1	1	425	0	0	0	0	0	0
8	Ngidi ,B (Byron)	1	1070.9	1495.9	1	1045.6	1495.9	0	0	0	0	0	0
9	Ristic ,A (Andrej)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Ristic ,A (Andrej)	1	1284.5	859.5	1	1283.2	859.5	0	0	0	0	0	0
10	Van Der Merwe ,A (Ankia)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Der Merwe ,A (Ankia)	1	1150.9	1575.9	1	1140.8	1575.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Datnow, J (Jarin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms