Chess South Africa Ratings Database

PLAYER PAGE

Personal

Iyer, A (Aditya)

Chess SA id

1100116575

FIDE id

Date of birth

2010-09-20 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1211.5

Item	Main	Standard	Rapid	Blitz
Rating	1209	1214.5	1200	1200
Raw rating	1209	1212.8	1200	1200
Weighted rating	1206.4	1214.5	1200	1200
Weighted performance	1117.3	1114.3	0	0
Floor	715.3	723.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.7	162.8	165.8	165.8
Highest rating	1301.7 2019-07-01	1299.4 2019-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1215.3 2019-08-01	1223.1 2024-06-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1215.3 2019-08-01	1219.7 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1301.7 2019-07-01	1299.4 2019-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	-0.1	0	0
New rating	1209	1214.5	1200	1200
Analysis
Rating	1209	1214.5	1200	1200
Raw rating	1209	1212.8	1200	1200
Weighted rating	1206.4	1214.5	1200
Weighted performance	1117.3	1114.3	0
K-factor	36	36	36	36
Floor	715.3	723.1	700	700
Max/Min rating change allowed	163.7	162.8	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	1209	1212.8	1200	1200
New weighted rating	1206.8	1214.5	1200	1200
New weighted performance	1110	1107	0	0
Temp new rating	1209	1214.5	1200	1200
Temp new rating +/-	0	-0.1	0	0
Final new rating +/-	0	-0.1	0	0
New rating	1209	1214.5	1200	1200
New K-factor	36	36	36	36
New floor	715.3	723.1	700	700

Item	Main	Standard
	0	0
	10	10
	5	5
	15	15
	14	14
	0	0
History	53	53

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
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	3.5	35	-127.5	1327.4	1199.9
Standard	10	3.5	35	-127.5	1327.4	1199.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	53	22.5	42.45	-64.2	1236.2	1172.1
Standard	53	22.5	42.45	-64.2	1236.2	1172.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1209	1212.8	1200	1200
2025-09-30	1181.8	1182.2	1200	1200
2025-09-01	1181.8	1182.2	1200	1200
2025-08-01	1212.9	1223.1	1200	1200
2025-07-01	1212.9	1223.1	1200	1200
2025-06-01	1212.9	1223.1	1200	1200
2025-05-01	1212.9	1223.1	1200	1200
2025-04-01	1212.9	1223.1	1200	1200
2025-03-01	1212.9	1223.1	1200	1200
2025-02-01	1212.9	1223.1	1200	1200
2025-01-01	1212.9	1223.1	1200	1200
2024-12-01	1212.9	1223.1	1200	1200
2024-11-01	1212.9	1223.1	1200	1200
2024-10-01	1212.9	1223.1	1200	1200
2024-09-01	1212.9	1223.1	1200	1200
2024-08-01	1212.9	1223.1	1200	1200
2024-07-01	1212.9	1223.1	1200	1200
2024-09-01	1212.9	1223.1	1200	1200
2024-05-01	1191.4	1200.4	1200	1200
2024-04-01	1191.4	1200.4	1200	1200
2024-03-01	1191.4	1200.4	1200	1200
2024-02-01	1191.4	1200.4	1200	1200
2024-01-01	1191.4	1200.4	1200	1200
2023-12-01	1191.4	1200.4	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	Khelo India - Lonehill Chess Academy - 2nd Annual Chess Tournament 2025 (C)	2025-09-27	2025-09-27	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
2	Lonehill Chess Academy - 1st Rated Tournament 2025 (A)	2025-08-02	2025-08-02	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Khelo India - Lonehill Chess Academy - 2nd Annual Chess Tournament 2025 (C)	2025-09-27	2025-09-27	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
2	Lonehill Chess Academy - 1st Rated Tournament 2025 (A)	2025-08-02	2025-08-02	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
3	JMC Crawford International Sandton 2024 (D)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	ThinkChess Academy 2023 (B)	2023-09-09	2023-09-09	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
5	Chess Power House 2023 (C)	2023-08-19	2023-08-19	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
6	JMC 1 St Peters 2023 (D)	2023-03-18	2023-03-18	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
7	JMC Womens Day 2022 (C)	2022-08-06	2022-08-07	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
8	JMC Trials 1 - Laerskool Fontainebleau 2022 (U14)	2022-07-24	2022-07-24	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
9	Mzansi Open 2022 (Young Masters)	2022-04-30	2022-05-01	Standard	Johannesburg Metro (GJM)	6	3	0	Yes	Analysis
10	Chessnuts Under 1350 Tournament 2019 (Pawns+Knights)	2019-08-24	2019-08-24	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
11	Chessnuts Under 1200 Rated Tournament 2019 (Pawns)	2019-07-13	2019-07-13	Standard	Johannesburg Metro (GJM)	5	4	2.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Chessnuts Under 1200 Rated Tournament 2019				Tournament Chessnuts Under 1350 Tournament 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-08-24	rnd 2	type Standard	result 0.5
		Opponent George, C (Caleb)				Opponent Joubert, D (Daniel)
2	4	Tournament Chess Power House 2023				Tournament ThinkChess Academy 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-09-09	rnd 3	type Standard	result 1
		Opponent Emechebe, M (Munachim)				Opponent Steyn, K (Kian)
3	4	Tournament JMC Womens Day 2022				Tournament JMC 1 St Peters 2023
		date 2022-08-07	rnd 5	type Standard	result 1	date 2023-03-18	rnd 2	type Standard	result 0.5
		Opponent Mabaso, L (Lwazi)				Opponent Gudladona, K (Kartikeya Praneeth)

#	Games	Start				End
1	5	Tournament Chessnuts Under 1200 Rated Tournament 2019				Tournament Chessnuts Under 1350 Tournament 2019
		date 2019-07-13	rnd 3	type Standard	result 1	date 2019-08-24	rnd 2	type Standard	result 0.5
		Opponent George, C (Caleb)				Opponent Joubert, D (Daniel)
2	4	Tournament Chess Power House 2023				Tournament ThinkChess Academy 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-09-09	rnd 3	type Standard	result 1
		Opponent Emechebe, M (Munachim)				Opponent Steyn, K (Kian)
3	4	Tournament JMC Womens Day 2022				Tournament JMC 1 St Peters 2023
		date 2022-08-07	rnd 5	type Standard	result 1	date 2023-03-18	rnd 2	type Standard	result 0.5
		Opponent Mabaso, L (Lwazi)				Opponent Gudladona, K (Kartikeya Praneeth)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JMC 1 St Peters 2023				Tournament Chess Power House 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-08-19	rnd 1	type Standard	result 1
		Opponent Wang, H (Henry)				Opponent Magwentshu, L (Lisa)
2	3	Tournament JMC Womens Day 2022				Tournament JMC 1 St Peters 2023
		date 2022-08-07	rnd 5	type Standard	result 1	date 2023-03-18	rnd 1	type Standard	result 1
		Opponent Mabaso, L (Lwazi)				Opponent Jansen, C (Corbin)
3	2	Tournament Chess Power House 2023				Tournament ThinkChess Academy 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-09-09	rnd 1	type Standard	result 1
		Opponent Emechebe, M (Munachim)				Opponent Erasmus, E (Ean)

#	Games	Start				End
1	3	Tournament JMC 1 St Peters 2023				Tournament Chess Power House 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-08-19	rnd 1	type Standard	result 1
		Opponent Wang, H (Henry)				Opponent Magwentshu, L (Lisa)
2	3	Tournament JMC Womens Day 2022				Tournament JMC 1 St Peters 2023
		date 2022-08-07	rnd 5	type Standard	result 1	date 2023-03-18	rnd 1	type Standard	result 1
		Opponent Mabaso, L (Lwazi)				Opponent Jansen, C (Corbin)
3	2	Tournament Chess Power House 2023				Tournament ThinkChess Academy 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-09-09	rnd 1	type Standard	result 1
		Opponent Emechebe, M (Munachim)				Opponent Erasmus, E (Ean)

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	Arokiam ,E (Ethan)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Arokiam ,E (Ethan)	2	1310.8	885.8	2	1305.7	885.8	0	0	0	0	0	0
2	Westoby ,A (Adam)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Westoby ,A (Adam)	2	1369.6	1157.1	2	1383.7	1157.1	0	0	0	0	0	0
3	Joubert ,D (Daniel)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Joubert ,D (Daniel)	2	1176.6	1389.1	2	1170	1389.1	0	0	0	0	0	0
4	Bazhko ,A (Anton)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Bazhko ,A (Anton)	2	1244.4	819.4	2	1248.2	819.4	0	0	0	0	0	0
5	Gudladona ,KP (Kartikeya Praneeth)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Gudladona ,KP (Kartikeya Praneeth)	2	1296.6	1084.1	2	1295.4	1084.1	0	0	0	0	0	0
6	Makada ,A (Abdullah)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Makada ,A (Abdullah)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Cole ,E (Eli)	1	1	425	1	1	425	0	0	0	0	0	0
7	Cole ,E (Eli)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Magwentshu ,L (Lisa)	1	1	425	1	1	425	0	0	0	0	0	0
8	Magwentshu ,L (Lisa)	1	1134.4	1559.4	1	1121.6	1559.4	0	0	0	0	0	0
9	Johnson ,A (Ashar)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Johnson ,A (Ashar)	1	1216.8	791.8	1	1209.3	791.8	0	0	0	0	0	0
10	Vonteddu ,V (Vishank)	1	1	425	1	1	425	0	0	0	0	0	0
10	Vonteddu ,V (Vishank)	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

Iyer, A (Aditya)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms