Chess South Africa Ratings Database

PLAYER PAGE

Personal

Roder, A (Adam)

Chess SA id

1150302099

FIDE id

Date of birth

2015-03-17 (U12)

Gender

Male

Region

Sedibeng (GSV)

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

1307.5

Item	Main	Standard	Rapid	Blitz
Rating	1312.1	1320.2	1229.2	1200
Raw rating	1312.1	1320.2	1229.2	1200
Weighted rating	1273.7	1282.6	1225.7	1200
Weighted performance	1311	1312.3	0	0
Floor	821.9	838.9	729.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.3	139.7	159.1	165.8
Highest rating	1404.4 2024-04-01	1400.7 2024-04-01	1289.4 2024-07-01	1200 2024-05-01
Highest raw rating	1321.9 2025-09-01	1338.9 2025-09-01	1229.2 2024-08-01	1200 2024-05-01
Highest weighted rating	1292 2024-10-01	1303.3 2024-10-01	1229.2 2024-10-01	1200 2024-05-01
Highest weighted performance	1404.4 2024-04-01	1400.7 2024-04-01	1289.4 2024-07-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1312.1	1320.2	1229.2	1200
Analysis
Rating	1312.1	1320.2	1229.2	1200
Raw rating	1312.1	1320.2	1229.2	1200
Weighted rating	1273.7	1282.6	1225.7
Weighted performance	1311	1312.3	0
K-factor	36	36	36	36
Floor	821.9	838.9	729.2	700
Max/Min rating change allowed	141.3	139.7	159.1	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	1312.1	1320.2	1229.2	1200
New weighted rating	1278.1	1287	1226.5	1200
New weighted performance	1303.2	1304.4	0	0
Temp new rating	1312.1	1320.2	1229.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1312.1	1320.2	1229.2	1200
New K-factor	36	36	36	36
New floor	821.9	838.9	729.2	700

Item	Main	Standard	Rapid
	0	0	0
	20	20	0
	27	20	7
	0	0	0
	0	0	0
	0	0	0
History	47	40	7

Games since
	Main 47	Standard 40		Rapid 7		Blitz 0
Gender	Male
Age group	U12
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3150		1060		117
Male	2469		821		92
U12	472		158		14
U12 Male	335		111		11
Standard
	RSA		Province		Region
Overall	2977		1082		119
Male	2362		857		95
U12	431		167		15
U12 Male	315		119		12
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	13	65	127.5	1259.9	1387.4
Standard	20	13	65	127.5	1259.9	1387.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	47	29.5	62.77	108.5	1224.1	1332.6
Standard	40	25.5	63.75	116.9	1227.1	1344
Rapid	7	4	57.14	60.7	1206.4	1267.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1312.1	1320.2	1229.2	1200
2025-09-30	1321.9	1338.9	1229.2	1200
2025-09-01	1321.9	1338.9	1229.2	1200
2025-08-01	1290.1	1302.5	1229.2	1200
2025-07-01	1290.1	1302.5	1229.2	1200
2025-06-01	1249.4	1254.3	1229.2	1200
2025-05-01	1249.4	1254.3	1229.2	1200
2025-04-01	1249.4	1254.3	1229.2	1200
2025-03-01	1249.4	1254.3	1229.2	1200
2025-02-01	1249.4	1254.3	1229.2	1200
2025-01-01	1249.4	1254.3	1229.2	1200
2024-12-01	1292	1303.3	1229.2	1200
2024-11-01	1292	1303.3	1229.2	1200
2024-10-01	1261.2	1268	1229.2	1200
2024-09-01	1261.2	1268	1229.2	1200
2024-08-01	1261.2	1268	1229.2	1200
2024-07-01	1258.4	1268	1200	1200
2024-09-01	1258.4	1268	1200	1200
2024-05-01	1258.4	1268	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	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	2025 Gauteng Top Schools Teams (U11)	2025-08-29	2025-08-29	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	GDE (D8) Sedibeng West Schools - Teams 2025 (U9+U11)	2025-08-16	2025-08-16	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
4	GDE (D8) Sedibeng West Schools Individuals 2025 (U11 Boys)	2025-06-07	2025-06-07	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Top Schools Teams (U11)	2025-08-29	2025-08-29	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	GDE (D8) Sedibeng West Schools - Teams 2025 (U9+U11)	2025-08-16	2025-08-16	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
4	GDE (D8) Sedibeng West Schools Individuals 2025 (U11 Boys)	2025-06-07	2025-06-07	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
5	Gauteng Inter-Region at UJ 2024 (U10 Open)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
6	NWU Vaal Chess Open 12 Oct 2024 (E)	2024-10-12	2024-10-12	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
7	Midvaal Winter Classic 13 July 2024 (F)	2024-07-13	2024-07-13	Rapid	Sedibeng (GSV)	7	7	4	Yes	Analysis
8	Hoerskool Overvaal Chess Open 2024 (E)	2024-04-20	2024-04-20	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
9	Vaalpark Primary Chess Open 2024 (E)	2024-04-13	2024-04-13	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Midvaal Winter Classic 13 July 2024				Tournament NWU Vaal Chess Open 12 Oct 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-10-12	rnd 4	type Standard	result 1
		Opponent Strydom, G (Graceson)				Opponent Radebe, L (Lethabo)
2	5	Tournament GDE (D8) Sedibeng West Schools Individuals 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-06-07	rnd 4	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Fourie, J (Jayden)				Opponent Steinmann, Z (Zandrey)
3	4	Tournament Vaalpark Primary Chess Open 2024				Tournament Hoerskool Overvaal Chess Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Madibana, M (Mohau)				Opponent Angoma, N (Nhlakanipho)

#	Games	Start				End
1	7	Tournament Hoerskool Overvaal Chess Open 2024				Tournament NWU Vaal Chess Open 12 Oct 2024
		date 2024-04-20	rnd 3	type Standard	result 1	date 2024-10-12	rnd 4	type Standard	result 1
		Opponent Swarts, C (Ciara)				Opponent Radebe, L (Lethabo)
2	5	Tournament GDE (D8) Sedibeng West Schools Individuals 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-06-07	rnd 4	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Fourie, J (Jayden)				Opponent Steinmann, Z (Zandrey)
3	4	Tournament Vaalpark Primary Chess Open 2024				Tournament Hoerskool Overvaal Chess Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Madibana, M (Mohau)				Opponent Angoma, N (Nhlakanipho)

#	Games	Start				End
1	2	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 7	type Rapid	result 1
		Opponent Strydom, G (Graceson)				Opponent Angoma, N (Nhlakanipho)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 4	type Rapid	result 1
		Opponent Janse Van Vuren, R (Reuben)				Opponent Janse Van Vuren, R (Reuben)
3	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Madibana, M (Mohau)				Opponent Madibana, M (Mohau)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Midvaal Winter Classic 13 July 2024				Tournament NWU Vaal Chess Open 12 Oct 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-10-12	rnd 4	type Standard	result 1
		Opponent Strydom, G (Graceson)				Opponent Radebe, L (Lethabo)
2	5	Tournament GDE (D8) Sedibeng West Schools Individuals 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-06-07	rnd 4	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Fourie, J (Jayden)				Opponent Steinmann, Z (Zandrey)
3	4	Tournament Vaalpark Primary Chess Open 2024				Tournament Hoerskool Overvaal Chess Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Madibana, M (Mohau)				Opponent Angoma, N (Nhlakanipho)

#	Games	Start				End
1	7	Tournament Hoerskool Overvaal Chess Open 2024				Tournament NWU Vaal Chess Open 12 Oct 2024
		date 2024-04-20	rnd 3	type Standard	result 1	date 2024-10-12	rnd 4	type Standard	result 1
		Opponent Swarts, C (Ciara)				Opponent Radebe, L (Lethabo)
2	5	Tournament GDE (D8) Sedibeng West Schools Individuals 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-06-07	rnd 4	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Fourie, J (Jayden)				Opponent Steinmann, Z (Zandrey)
3	4	Tournament Vaalpark Primary Chess Open 2024				Tournament Hoerskool Overvaal Chess Open 2024
		date 2024-04-13	rnd 3	type Standard	result 1	date 2024-04-20	rnd 1	type Standard	result 1
		Opponent Madibana, M (Mohau)				Opponent Angoma, N (Nhlakanipho)

#	Games	Start				End
1	2	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 7	type Rapid	result 1
		Opponent Strydom, G (Graceson)				Opponent Angoma, N (Nhlakanipho)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 4	type Rapid	result 1
		Opponent Janse Van Vuren, R (Reuben)				Opponent Janse Van Vuren, R (Reuben)
3	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Madibana, M (Mohau)				Opponent Madibana, M (Mohau)

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	Madibana ,M (Mohau)	3	3	425	2	2	425	1	1	425	0	0	0
1	Madibana ,M (Mohau)	3	930.2	1355.2	2	939.2	1355.2	1	1200	1355.2	0	0	0
2	Mofokeng ,B (Bokang)	2	2	425	2	2	425	0	0	0	0	0	0
2	Mofokeng ,B (Bokang)	2	1223.9	1648.9	2	1228.2	1648.9	0	0	0	0	0	0
3	Angoma ,N (Nhlakanipho)	2	2	425	1	1	425	1	1	425	0	0	0
3	Angoma ,N (Nhlakanipho)	2	1220.6	1645.6	1	1196.8	1645.6	1	1255.4	1645.6	0	0	0
4	Jansen Van Vuren ,R (Reuben)	2	2	425	1	1	425	1	1	425	0	0	0
4	Jansen Van Vuren ,R (Reuben)	2	1173.8	1598.8	1	1215.3	1598.8	1	1200	1598.8	0	0	0
5	Myburgh ,A (Alex)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Myburgh ,A (Alex)	2	1325.3	900.3	1	1275.8	900.3	1	1200	900.3	0	0	0
6	Khosana ,O (Onalerona)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Khosana ,O (Onalerona)	1	1525.5	1100.5	1	1523.5	1100.5	0	0	0	0	0	0
7	Radebe ,L (Lethabo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Radebe ,L (Lethabo)	1	1168.7	1593.7	1	1178	1593.7	0	0	0	0	0	0
8	Naidoo ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Naidoo ,J (James)	1	1455.1	1030.1	1	1459.5	1030.1	0	0	0	0	0	0
9	Pelzer ,J (Juwan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Pelzer ,J (Juwan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Khumalo ,D (Dakalo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Khumalo ,D (Dakalo)	1	1109.3	1534.3	1	1144.2	1534.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Roder, A (Adam)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms