Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vemula, D (Devesh Sai)

Chess SA id

1160314911

FIDE id

Date of birth

2016-03-10 (U12)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1249.3	1255.5	1200	1200
Raw rating	1249.3	1255.5	1200	1200
Weighted rating	1224.3	1227.2	1200	1200
Weighted performance	0	0	0	0
Floor	749.3	755.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.6	153.2	165.8	165.8
Highest rating	1249.3 2025-09-30	1255.5 2025-09-30	1200 2025-03-01	1200 2025-03-01
Highest raw rating	1249.3 2025-09-30	1255.5 2025-09-30	1200 2025-03-01	1200 2025-03-01
Highest weighted rating	1215.2 2025-09-30	1216.9 2025-09-30	1200 2025-03-01	1200 2025-03-01
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	0	0	0	0
New rating	1249.3	1255.5	1200	1200
Analysis
Rating	1249.3	1255.5	1200	1200
Raw rating	1249.3	1255.5	1200	1200
Weighted rating	1224.3	1227.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	749.3	755.5	700	700
Max/Min rating change allowed	154.6	153.2	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	1249.3	1255.5	1200	1200
New weighted rating	1227.1	1230.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1249.3	1255.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1249.3	1255.5	1200	1200
New K-factor	36	36	36	36
New floor	749.3	755.5	700	700

Item	Main	Standard
	0	0
	20	20
	0	0
	0	0
	0	0
	0	0
History	20	20

Games since
	Main 20	Standard 20		Rapid 0		Blitz 0
Gender	Male
Age group	U10
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	20	10.5	52.5	21.2	1265.8	1287
Standard	20	10.5	52.5	21.2	1265.8	1287
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	10.5	52.5	21.2	1265.8	1287
Standard	20	10.5	52.5	21.2	1265.8	1287
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1249.3	1255.5	1200	1200
2025-11-30	1249.3	1255.5	1200	1200
2025-11-01	1249.3	1255.5	1200	1200
2025-09-30	1249.3	1255.5	1200	1200
2025-09-01	1219.1	1220.2	1200	1200
2025-08-01	1219.1	1220.2	1200	1200
2025-07-01	1219.1	1220.2	1200	1200
2025-06-01	1219.1	1220.2	1200	1200
2025-05-01	1235.3	1240.2	1200	1200
2025-04-01	1235.3	1240.2	1200	1200
2025-03-01	1225.7	1230.2	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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	GoForChess Junior Chess Championships 2025 (U10)	2025-09-14	2025-09-14	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	CPH May 2025 (D)	2025-05-03	2025-05-03	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
3	2nd Knight Riders Junior Open 2025 (D)	2025-03-23	2025-03-23	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	First Knights Juniors Chess Tournament 2025 (U10)	2025-02-09	2025-02-09	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 4	type Standard	result 1	date 2025-09-14	rnd 5	type Standard	result 1
		Opponent Mortlock, A (Austin)				Opponent Smith, A (Alexander)
2	2	Tournament 2nd Knight Riders Junior Open 2025				Tournament 2nd Knight Riders Junior Open 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Lutrin, J (Jonah)
3	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 1	type Standard	result 1	date 2025-02-09	rnd 2	type Standard	result 1
		Opponent Khaohle, K (Karabo)				Opponent Liu, L (Linyue)

#	Games	Start				End
1	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 4	type Standard	result 1	date 2025-09-14	rnd 5	type Standard	result 1
		Opponent Mortlock, A (Austin)				Opponent Smith, A (Alexander)
2	2	Tournament 2nd Knight Riders Junior Open 2025				Tournament 2nd Knight Riders Junior Open 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Lutrin, J (Jonah)
3	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 1	type Standard	result 1	date 2025-02-09	rnd 2	type Standard	result 1
		Opponent Khaohle, K (Karabo)				Opponent Liu, L (Linyue)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 4	type Standard	result 1	date 2025-09-14	rnd 5	type Standard	result 1
		Opponent Mortlock, A (Austin)				Opponent Smith, A (Alexander)
2	2	Tournament 2nd Knight Riders Junior Open 2025				Tournament 2nd Knight Riders Junior Open 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Lutrin, J (Jonah)
3	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 1	type Standard	result 1	date 2025-02-09	rnd 2	type Standard	result 1
		Opponent Khaohle, K (Karabo)				Opponent Liu, L (Linyue)

#	Games	Start				End
1	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 4	type Standard	result 1	date 2025-09-14	rnd 5	type Standard	result 1
		Opponent Mortlock, A (Austin)				Opponent Smith, A (Alexander)
2	2	Tournament 2nd Knight Riders Junior Open 2025				Tournament 2nd Knight Riders Junior Open 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 5	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Lutrin, J (Jonah)
3	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 1	type Standard	result 1	date 2025-02-09	rnd 2	type Standard	result 1
		Opponent Khaohle, K (Karabo)				Opponent Liu, L (Linyue)

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	Lin ,Y (Yizheng)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Lin ,Y (Yizheng)	2	1456.2	1031.2	2	1454	1031.2	0	0	0	0	0	0
2	Kuchibhotla ,AKA (Achyuta Kartikeya Arjun)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Kuchibhotla ,AKA (Achyuta Kartikeya Arjun)	1	1486.6	1061.6	1	1505.4	1061.6	0	0	0	0	0	0
3	Hlabano ,B (Bongani)	1	1	425	1	1	425	0	0	0	0	0	0
3	Hlabano ,B (Bongani)	1	1193.8	1618.8	1	1192.2	1618.8	0	0	0	0	0	0
4	Lutrin ,J (Jonah)	1	1	425	1	1	425	0	0	0	0	0	0
4	Lutrin ,J (Jonah)	1	1190.4	1615.4	1	1199.3	1615.4	0	0	0	0	0	0
5	Seedat ,M (Muhammad)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Seedat ,M (Muhammad)	1	1216.8	791.8	1	1219.6	791.8	0	0	0	0	0	0
6	Steyn ,K (Kahn)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Steyn ,K (Kahn)	1	1418	1418	1	1416.3	1418	0	0	0	0	0	0
7	Palmer ,E (Eli)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Palmer ,E (Eli)	1	1283.5	858.5	1	1282.3	858.5	0	0	0	0	0	0
8	Stelloh ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Stelloh ,A (Alexander)	1	1456.1	1031.1	1	1454.8	1031.1	0	0	0	0	0	0
9	Mortlock ,A (Austin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mortlock ,A (Austin)	1	1157.8	1582.8	1	1149.2	1582.8	0	0	0	0	0	0
10	Scop ,S (Sam)	1	1	425	1	1	425	0	0	0	0	0	0
10	Scop ,S (Sam)	1	1128.7	1553.7	1	1123	1553.7	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

Vemula, D (Devesh Sai)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms