Chess South Africa Ratings Database

PLAYER PAGE

Personal

Stevens, J (Jason Adriaan)

Chess SA id

1130148069

FIDE id

Date of birth

2013-11-08 (U14)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1236.6	1236.6	1181.1	1200
Raw rating	1236.6	1236.6	1181.1	1200
Weighted rating	1235.5	1235.2	1180.8	1200
Weighted performance	1014.6	1006.3	0	0
Floor	749.5	752.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.4	157.4	170.4	165.8
Highest rating	1249.5 2024-03-01	1252.4 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1249.5 2024-03-01	1252.4 2024-03-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1233.8 2025-08-01	1233.1 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1241.6 2023-01-01	1242.6 2023-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1236.6	1236.6	1181.1	1200
Analysis
Rating	1236.6	1236.6	1181.1	1200
Raw rating	1236.6	1236.6	1181.1	1200
Weighted rating	1235.5	1235.2	1180.8
Weighted performance	1014.6	1006.3	0
K-factor	36	36	36	36
Floor	749.5	752.4	700	700
Max/Min rating change allowed	157.4	157.4	170.4	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	1236.6	1236.6	1181.1	1200
New weighted rating	1236.1	1236	1180.8	1200
New weighted performance	1014.2	1005.8	0	0
Temp new rating	1236.6	1236.6	1181.1	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1236.6	1236.6	1181.1	1200
New K-factor	36	36	36	36
New floor	749.5	752.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	19	19	0
	21	15	6
	5	5	0
	0	0	0
History	45	39	6

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	45	20	44.44	-47.2	1269.2	1221.9
Standard	39	17	43.59	-54.5	1276.2	1221.7
Rapid	6	3	50	0	1223.6	1223.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1236.6	1236.6	1181.1	1200
2025-09-01	1236.6	1236.6	1181.1	1200
2025-08-01	1236.6	1236.6	1181.1	1200
2025-07-01	1236.6	1236.6	1181.1	1200
2025-06-01	1236.6	1236.6	1181.1	1200
2025-05-01	1236.6	1236.6	1181.1	1200
2025-04-01	1236.6	1236.6	1181.1	1200
2025-03-01	1236.6	1236.6	1181.1	1200
2025-02-01	1236.6	1236.6	1181.1	1200
2025-01-01	1236.6	1236.6	1180.4	1200
2024-12-01	1236.6	1236.6	1180.4	1200
2024-11-01	1236.6	1236.6	1180.4	1200
2024-10-01	1236.6	1236.6	1180.4	1200
2024-09-01	1236.6	1236.6	1180.4	1200
2024-08-01	1236.6	1236.6	1180.4	1200
2024-07-01	1240.8	1241.6	1180.4	1200
2024-06-01	1240.8	1241.6	1180.4	1200
2024-08-01	1240.8	1241.6	1180.4	1200
2024-04-01	1240.8	1241.6	1180.4	1200
2024-03-01	1249.5	1252.4	1180.4	1200
2024-02-01	1185.1	1172	1180.4	1200
2024-01-01	1185.1	1172	1180.4	1200
2023-12-01	1185.1	1172	1180.4	1200
2023-11-01	1185.1	1172	1180.4	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	George Primary Top Schools 2024 (U11)	2024-07-20	2024-07-20	Standard	Eden (WEG)	5	4	1	Yes	Analysis
2	George Schools Trials 3 2024 (U11 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	5	2	Yes	Analysis
3	George Schools Trials 2 2024 (U11 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	George Schools Trials 1 2024 (U11 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	Knysna Oyster Festival 2023 (Juniors)	2023-07-01	2023-07-01	Rapid	Eden (WEG)	6	6	3	Yes	Analysis
6	George Chess Trials 3 2023 (U11 Boys)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	George Chess Trials 2 2023 (U11 Boys)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
8	George Chess Trials 1 2023 (U11 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	3	Yes	Analysis
9	George Open 2022 (D)	2022-12-03	2022-12-03	Standard	Eden (WEG)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 3	type Standard	result 0.5	date 2024-02-17	rnd 1	type Standard	result 1
		Opponent Venter, N (Niam)				Opponent Schoon, T (Tiandro)
2	3	Tournament George Chess Trials 1 2023				Tournament George Chess Trials 1 2023
		date 2023-01-28	rnd 2	type Standard	result 1	date 2023-01-28	rnd 4	type Standard	result 1
		Opponent Jansen, H (Hugo)				Opponent Griebenauw, E (Emmerich)
3	2	Tournament George Primary Top Schools 2024				Tournament George Primary Top Schools 2024
		date 2024-07-20	rnd 3	type Standard	result 0.5	date 2024-07-20	rnd 4	type Standard	result 0.5
		Opponent Kleyn, J (Jacques)				Opponent Bruiners, C (Chandre)

#	Games	Start				End
1	4	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 3	type Standard	result 0.5	date 2024-02-17	rnd 1	type Standard	result 1
		Opponent Venter, N (Niam)				Opponent Schoon, T (Tiandro)
2	3	Tournament George Chess Trials 1 2023				Tournament George Chess Trials 1 2023
		date 2023-01-28	rnd 2	type Standard	result 1	date 2023-01-28	rnd 4	type Standard	result 1
		Opponent Jansen, H (Hugo)				Opponent Griebenauw, E (Emmerich)
3	2	Tournament George Primary Top Schools 2024				Tournament George Primary Top Schools 2024
		date 2024-07-20	rnd 3	type Standard	result 0.5	date 2024-07-20	rnd 4	type Standard	result 0.5
		Opponent Kleyn, J (Jacques)				Opponent Bruiners, C (Chandre)

#	Games	Start				End
1	1	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 6	type Rapid	result 1	date 2023-07-01	rnd 6	type Rapid	result 1
		Opponent Adams, J (Jay-D)				Opponent Adams, J (Jay-D)
2	1	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 4	type Rapid	result 1	date 2023-07-01	rnd 4	type Rapid	result 1
		Opponent Gxavu, E (Emma)				Opponent Gxavu, E (Emma)
3	1	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 2	type Rapid	result 1	date 2023-07-01	rnd 2	type Rapid	result 1
		Opponent Oliver, J (Jude)				Opponent Oliver, J (Jude)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 1	type Standard	result 1
		Opponent Smith, D (Danie)				Opponent Schoon, T (Tiandro)
2	3	Tournament George Chess Trials 1 2023				Tournament George Chess Trials 1 2023
		date 2023-01-28	rnd 2	type Standard	result 1	date 2023-01-28	rnd 4	type Standard	result 1
		Opponent Jansen, H (Hugo)				Opponent Griebenauw, E (Emmerich)
3	2	Tournament Knysna Oyster Festival 2023				Tournament George Schools Trials 1 2024
		date 2023-07-01	rnd 6	type Rapid	result 1	date 2024-02-03	rnd 1	type Standard	result 1
		Opponent Adams, J (Jay-D)				Opponent Swanepoel, J (Johann)

#	Games	Start				End
1	3	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 1	type Standard	result 1
		Opponent Smith, D (Danie)				Opponent Schoon, T (Tiandro)
2	3	Tournament George Chess Trials 1 2023				Tournament George Chess Trials 1 2023
		date 2023-01-28	rnd 2	type Standard	result 1	date 2023-01-28	rnd 4	type Standard	result 1
		Opponent Jansen, H (Hugo)				Opponent Griebenauw, E (Emmerich)
3	1	Tournament George Schools Trials 3 2024				Tournament George Schools Trials 3 2024
		date 2024-03-02	rnd 5	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Cloete, C (Cayden)				Opponent Cloete, C (Cayden)

#	Games	Start				End
1	1	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 6	type Rapid	result 1	date 2023-07-01	rnd 6	type Rapid	result 1
		Opponent Adams, J (Jay-D)				Opponent Adams, J (Jay-D)
2	1	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 4	type Rapid	result 1	date 2023-07-01	rnd 4	type Rapid	result 1
		Opponent Gxavu, E (Emma)				Opponent Gxavu, E (Emma)
3	1	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 2	type Rapid	result 1	date 2023-07-01	rnd 2	type Rapid	result 1
		Opponent Oliver, J (Jude)				Opponent Oliver, J (Jude)

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	Smith ,D (Danie)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Smith ,D (Danie)	3	1249.4	1107.7	3	1257.8	1107.7	0	0	0	0	0	0
2	Griebenauw ,E (Emmerich)	2	1	0	2	1	0	0	0	0	0	0	0
2	Griebenauw ,E (Emmerich)	2	1248.8	1248.8	2	1250.9	1248.8	0	0	0	0	0	0
3	Marner ,B (Bryan Neil)	2	1	0	2	1	0	0	0	0	0	0	0
3	Marner ,B (Bryan Neil)	2	1350.7	1350.7	2	1368.5	1350.7	0	0	0	0	0	0
4	Cronje ,Z (Zac)	2	1	0	2	1	0	0	0	0	0	0	0
4	Cronje ,Z (Zac)	2	1216.6	1216.6	2	1219.4	1216.6	0	0	0	0	0	0
5	Coleman ,F (Ferdinand)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Coleman ,F (Ferdinand)	2	1380.8	955.8	2	1376.9	955.8	0	0	0	0	0	0
6	Ahrense ,C (Cullen)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Ahrense ,C (Cullen)	2	1594.2	1169.2	2	1575.2	1169.2	0	0	0	0	0	0
7	Swanepoel ,J (Johann)	1	1	425	1	1	425	0	0	0	0	0	0
7	Swanepoel ,J (Johann)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Simon ,R (Riley)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Simon ,R (Riley)	1	1637	1212	1	1640.6	1212	0	0	0	0	0	0
9	Venter ,N (Niam)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Venter ,N (Niam)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
10	Pringle ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Pringle ,A (Alexander)	1	1521.4	1096.4	1	1497.5	1096.4	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

Stevens, J (Jason Adriaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms