Chess South Africa Ratings Database

PLAYER PAGE

Personal

Deng, J (Jinyuan)

Chess SA id

1110191588

FIDE id

Date of birth

2011-04-23 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1236

Item	Main	Standard	Rapid	Blitz
Rating	1245.5	1246	1200	1200
Raw rating	1245.5	1246	1200	1200
Weighted rating	1225.5	1224.9	1200	1200
Weighted performance	1145.6	1142.6	0	0
Floor	758.8	766.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	155.4	155.3	165.8	165.8
Highest rating	1322.2 2024-01-01	1320.1 2024-01-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1258.8 2024-04-01	1266.9 2024-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1223.6 2025-09-01	1266.9 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1322.2 2024-01-01	1320.1 2024-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1245.5	1246	1200	1200
Analysis
Rating	1245.5	1246	1200	1200
Raw rating	1245.5	1246	1200	1200
Weighted rating	1225.5	1224.9	1200
Weighted performance	1145.6	1142.6	0
K-factor	36	36	36	36
Floor	758.8	766.9	700	700
Max/Min rating change allowed	155.4	155.3	165.8	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	1245.5	1246	1200	1200
New weighted rating	1227.3	1226.7	1200	1200
New weighted performance	1145.2	1142.2	0	0
Temp new rating	1245.5	1246	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1245.5	1246	1200	1200
New K-factor	36	36	36	36
New floor	758.8	766.9	700	700

Item	Main	Standard
	0	0
	10	10
	30	30
	0	0
	0	0
	0	0
History	40	40

Games since
	Main 40	Standard 40		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3676		1200		332
Male	2818		925		264
U16	597		194		49
U16 Male	420		134		39
Standard
	RSA		Province		Region
Overall	3559		1260		323
Male	2728		976		257
U16	588		203		50
U16 Male	422		144		39
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	10	5	50	0	1267.3	1267.3
Standard	10	5	50	0	1267.3	1267.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	40	18.5	46.25	-31.9	1273.8	1241.9
Standard	40	18.5	46.25	-31.9	1273.8	1241.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1245.5	1246	1200	1200
2025-09-01	1245.5	1246	1200	1200
2025-08-01	1221.5	1220.8	1200	1200
2025-07-01	1221.3	1220.6	1200	1200
2025-06-01	1220.8	1220.1	1200	1200
2025-05-01	1220.7	1220.1	1200	1200
2025-04-01	1220.3	1219.8	1200	1200
2025-03-01	1219.9	1219.4	1200	1200
2025-02-01	1218.7	1218	1200	1200
2025-01-01	1208.4	1205	1200	1200
2024-12-01	1217.9	1215.8	1200	1200
2024-11-01	1217.9	1215.8	1200	1200
2024-10-01	1217.9	1215.8	1200	1200
2024-09-01	1217.9	1215.8	1200	1200
2024-08-01	1230.1	1226.2	1200	1200
2024-07-01	1230.1	1226.2	1200	1200
2024-06-01	1230.1	1226.2	1200	1200
2024-08-01	1258.8	1266.9	1200	1200
2024-04-01	1258.8	1266.9	1200	1200
2024-03-01	1220.6	1224.1	1200	1200
2024-02-01	1220.6	1224.1	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

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JMC Closed 2025 (U16)	2025-08-09	2025-08-10	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
2	JMC Crawford Sandton 2025 (D)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JMC Closed 2025 (U16)	2025-08-09	2025-08-10	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
2	JMC Crawford Sandton 2025 (D)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
3	Gauteng Inter-Region at UJ 2024 (U14 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
4	JMC Closed 2024 (D)	2024-08-09	2024-08-11	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	JMC Crawford International Sandton 2024 (C)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
6	1st Knights Open Tournament 2024 (C)	2024-03-23	2024-03-23	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
7	JNW Open - Classic - Crawford 2024 (C)	2024-03-09	2024-03-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
8	JMC Kick Off Tournament 2024 (D)	2024-01-28	2024-01-28	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament JMC Closed 2025				Tournament JMC Closed 2025
		date 2025-08-09	rnd 3	type Standard	result 0.5	date 2025-08-10	rnd 5	type Standard	result 1
		Opponent Gudladona, KP (Kartikeya Praneeth)				Opponent Vig, H (Himansh)
2	3	Tournament JNW Open - Classic - Crawford 2024				Tournament JNW Open - Classic - Crawford 2024
		date 2024-03-09	rnd 3	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Sethunya, O (Onkgopotse)				Opponent Monnagaratoe, M (Moatlhodi)
3	2	Tournament JMC Crawford Sandton 2025				Tournament JMC Crawford Sandton 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 0.5
		Opponent Chikwava, R (Ronald)				Opponent Maslekar, S (Siddhant)

#	Games	Start				End
1	3	Tournament JMC Closed 2025				Tournament JMC Closed 2025
		date 2025-08-09	rnd 3	type Standard	result 0.5	date 2025-08-10	rnd 5	type Standard	result 1
		Opponent Gudladona, KP (Kartikeya Praneeth)				Opponent Vig, H (Himansh)
2	3	Tournament JNW Open - Classic - Crawford 2024				Tournament JNW Open - Classic - Crawford 2024
		date 2024-03-09	rnd 3	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Sethunya, O (Onkgopotse)				Opponent Monnagaratoe, M (Moatlhodi)
3	2	Tournament JMC Crawford Sandton 2025				Tournament JMC Crawford Sandton 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 0.5
		Opponent Chikwava, R (Ronald)				Opponent Maslekar, S (Siddhant)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JNW Open - Classic - Crawford 2024				Tournament JNW Open - Classic - Crawford 2024
		date 2024-03-09	rnd 3	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Sethunya, O (Onkgopotse)				Opponent Monnagaratoe, M (Moatlhodi)
2	2	Tournament JMC Closed 2025				Tournament JMC Closed 2025
		date 2025-08-10	rnd 4	type Standard	result 1	date 2025-08-10	rnd 5	type Standard	result 1
		Opponent Ngubane, L (Lesedi)				Opponent Vig, H (Himansh)
3	2	Tournament JMC Kick Off Tournament 2024				Tournament JNW Open - Classic - Crawford 2024
		date 2024-01-28	rnd 5	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Ntshalintshali, N (Noluthando)				Opponent Joule, J (Jessica)

#	Games	Start				End
1	3	Tournament JNW Open - Classic - Crawford 2024				Tournament JNW Open - Classic - Crawford 2024
		date 2024-03-09	rnd 3	type Standard	result 1	date 2024-03-09	rnd 5	type Standard	result 1
		Opponent Sethunya, O (Onkgopotse)				Opponent Monnagaratoe, M (Moatlhodi)
2	2	Tournament JMC Closed 2025				Tournament JMC Closed 2025
		date 2025-08-10	rnd 4	type Standard	result 1	date 2025-08-10	rnd 5	type Standard	result 1
		Opponent Ngubane, L (Lesedi)				Opponent Vig, H (Himansh)
3	2	Tournament JMC Kick Off Tournament 2024				Tournament JNW Open - Classic - Crawford 2024
		date 2024-01-28	rnd 5	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Ntshalintshali, N (Noluthando)				Opponent Joule, J (Jessica)

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	Maslekar ,S (Siddhant)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Maslekar ,S (Siddhant)	2	1247.7	1035.2	2	1249	1035.2	0	0	0	0	0	0
2	Gudladona ,KP (Kartikeya Praneeth)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Gudladona ,KP (Kartikeya Praneeth)	2	1360.5	1148	2	1357.6	1148	0	0	0	0	0	0
3	Aucamp ,A (Alexander Nicolai)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Aucamp ,A (Alexander Nicolai)	1	1339.7	914.7	1	1363.8	914.7	0	0	0	0	0	0
4	Janse Van Rensburg ,N (Nicolas)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Janse Van Rensburg ,N (Nicolas)	1	1367.7	1367.7	1	1363.4	1367.7	0	0	0	0	0	0
5	Parag ,A (Aadya)	1	1	425	1	1	425	0	0	0	0	0	0
5	Parag ,A (Aadya)	1	1284.6	1709.6	1	1319.4	1709.6	0	0	0	0	0	0
6	Moodley ,T (Taureyn)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Moodley ,T (Taureyn)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Chikwava ,R (Ronald)	1	1	425	1	1	425	0	0	0	0	0	0
7	Chikwava ,R (Ronald)	1	1072.5	1497.5	1	1071.4	1497.5	0	0	0	0	0	0
8	Mabala ,L (Lindo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mabala ,L (Lindo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Sethunya ,O (Onkgopotse)	1	1	425	1	1	425	0	0	0	0	0	0
9	Sethunya ,O (Onkgopotse)	1	1185.1	1610.1	1	1181.6	1610.1	0	0	0	0	0	0
10	Philips ,L (Liyanda)	1	1	425	1	1	425	0	0	0	0	0	0
10	Philips ,L (Liyanda)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Deng, J (Jinyuan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms