Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ninham, G (Grant)

Chess SA id

1150157468

FIDE id

Date of birth

2015-02-06 (U12)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

2025-01-23

Junior GPX Games

70.5

Junior GPX Points

1295.1

Item	Main	Standard	Rapid	Blitz
Rating	1397.2	1395.6	1190.7	1200
Raw rating	1384.3	1387.5	1190.7	1200
Weighted rating	1313.2	1317.6	1189.2	1200
Weighted performance	1397.2	1395.6	0	0
Floor	904.5	911.1	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	127.5	127	168	165.8
Highest rating	1430.8 2025-09-30	1428.3 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1404.5 2025-09-30	1411.1 2025-09-30	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1313.2 2025-11-01	1317.6 2025-11-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1430.8 2025-09-30	1428.3 2025-09-30	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-8.3	-8.2	0	0
New rating	1388.9	1387.5	1190.7	1200
Analysis
Rating	1397.2	1395.6	1190.7	1200
Raw rating	1384.3	1387.5	1190.7	1200
Weighted rating	1313.2	1317.6	1189.2
Weighted performance	1397.2	1395.6	0
K-factor	32	32	36	36
Floor	904.5	911.1	700	700
Max/Min rating change allowed	127.5	127	168	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	1384.3	1387.5	1190.7	1200
New weighted rating	1322	1326.4	1189.2	1200
New weighted performance	1388.9	1387.4	0	0
Temp new rating	1388.9	1387.5	1190.7	1200
Temp new rating +/-	-8.3	-8.2	0	0
Final new rating +/-	-8.3	-8.2	0	0
New rating	1388.9	1387.5	1190.7	1200
New K-factor	32	32	36	36
New floor	904.5	911.1	700	700

Item	Main	Standard	Rapid
	0	0	0
	58	58	0
	50	44	6
	26	26	0
	0	0	0
	0	0	0
History	134	128	6

Games since
	Main 108	Standard 102		Rapid 6		Blitz 0
Gender	Male
Age group	U12
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	2214		776		57
Male	1803		619		44
U12	292		107		12
U12 Male	211		73		7
Standard
	RSA		Province		Region
Overall	2141		795		67
Male	1741		640		54
U12	280		108		13
U12 Male	203		74		8
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	58	35	60.34	87.9	1293.3	1381.2
Standard	58	35	60.34	87.9	1293.3	1381.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	134	69	51.49	12.7	1282.6	1295.3
Standard	128	67	52.34	19.9	1281.2	1301.1
Rapid	6	2	33.33	-141.7	1311.7	1170
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1384.3	1387.5	1190.7	1200
2025-09-30	1404.5	1411.1	1190.7	1200
2025-09-01	1369.8	1370.1	1190.7	1200
2025-08-01	1363.7	1362	1190.7	1200
2025-07-01	1395.1	1395.9	1190.7	1200
2025-06-01	1367.7	1365.3	1190.7	1200
2025-05-01	1305.9	1307.9	1190.7	1200
2025-04-01	1278.7	1288.6	1190.7	1200
2025-03-01	1260.7	1271.9	1190.7	1200
2025-02-01	1246.5	1258.8	1189.2	1200
2025-01-01	1246.5	1258.8	1164	1200
2024-12-01	1292.2	1309.6	1164	1200
2024-11-01	1292.2	1309.6	1164	1200
2024-10-01	1310.1	1307.4	1200	1200
2024-09-01	1283.6	1281.3	1200	1200
2024-08-01	1273.6	1273.6	1200	1200
2024-07-01	1235.4	1244	1200	1200
2024-09-01	1195	1195	1200	1200
2024-05-01	1195	1195	1200	1200
2024-04-01	1194.7	1193.2	1200	1200
2024-03-01	1194.7	1193.2	1200	1200
2024-02-01	1175.9	1169.4	1200	1200
2024-01-01	1170.5	1164	1200	1200
2023-12-01	1170.5	1164	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 Laerskool Doringkloof Primary Open Chess Tournament (U12)	2025-10-25	2025-10-25	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
2	West Rand Closed 2025 (U12)	2025-10-18	2025-10-18	Standard	West Rand (GWR)	5	0	0	No	Analysis
3	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	West Rand Trials 2025 (U12)	2025-09-06	2025-09-06	Standard	West Rand (GWR)	5	4	3	Yes	Analysis
5	West Rand Women's Day Open 2025 (U12)	2025-08-09	2025-08-09	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
6	2025 D2 Schools League Finals (U11)	2025-07-26	2025-07-26	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
7	South African Open 2025 (U12 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
8	West Rand Open 2.0 2025 (U12)	2025-06-07	2025-06-07	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
9	2025 D2 Schools Individuals (U11 Open)	2025-05-09	2025-05-09	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
10	FIDE in The West 2025 (U12)	2025-04-12	2025-04-12	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
11	West Rand Juniors 2025 (U12)	2025-03-08	2025-03-08	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
12	AHS Open Chess Tournament 2025 (U12)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	2025 West Rand Open (U12)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Laerskool Doringkloof Primary Open Chess Tournament (U12)	2025-10-25	2025-10-25	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
2	West Rand Closed 2025 (U12)	2025-10-18	2025-10-18	Standard	West Rand (GWR)	5	0	0	No	Analysis
3	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	West Rand Trials 2025 (U12)	2025-09-06	2025-09-06	Standard	West Rand (GWR)	5	4	3	Yes	Analysis
5	West Rand Women's Day Open 2025 (U12)	2025-08-09	2025-08-09	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
6	2025 D2 Schools League Finals (U11)	2025-07-26	2025-07-26	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
7	South African Open 2025 (U12 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
8	West Rand Open 2.0 2025 (U12)	2025-06-07	2025-06-07	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
9	2025 D2 Schools Individuals (U11 Open)	2025-05-09	2025-05-09	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
10	FIDE in The West 2025 (U12)	2025-04-12	2025-04-12	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
11	West Rand Juniors 2025 (U12)	2025-03-08	2025-03-08	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
12	AHS Open Chess Tournament 2025 (U12)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	2025 West Rand Open (U12)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
14	Gauteng Inter-Region at UJ 2024 (U10 Open)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
15	Mzansi Summer Rapid 2024 (U8+U10)	2024-10-26	2024-10-26	Rapid	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
16	2024 West Rand Closed (U10)	2024-10-12	2024-10-12	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
17	2024 West Rand Trials (U10)	2024-09-07	2024-09-07	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
18	2024 West Rand Rappies Open (U10)	2024-08-03	2024-08-03	Standard	West Rand (GWR)	5	5	2.5	Yes	Analysis
19	D2 School League Finals 2024 (U9)	2024-07-20	2024-07-20	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
20	FIDE in the West 2024 (U10)	2024-06-08	2024-06-08	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
21	2024 West Rand RHS Open (U10)	2024-04-13	2024-04-13	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
22	2024 West Rand Open (U10)	2024-02-03	2024-02-03	Standard	West Rand (GWR)	5	5	2.5	Yes	Analysis
23	2024 Gauteng Inter-Region Chess Championship (U10B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
24	West Rand vs Bojanala Inter-Regional Championships 2023 (U10)	2023-10-14	2023-10-14	Standard	West Rand (GWR)	5	5	0	Yes	Analysis
25	2023 West Rand Trials (U10)	2023-09-09	2023-09-09	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
26	West Rand at Bastion 2023 (U10)	2023-08-05	2023-08-05	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
27	D2 School League Finals 2023 (U9)	2023-07-22	2023-07-22	Standard	West Rand (GWR)	7	6	3	Yes	Analysis
28	2023 West Rand RHS Open (U10)	2023-06-10	2023-06-10	Standard	West Rand (GWR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament AHS Open Chess Tournament 2025				Tournament West Rand Juniors 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Prinsloo, N (Niel)				Opponent Van Wyk, N (Nihann)
2	4	Tournament West Rand Women's Day Open 2025				Tournament West Rand Trials 2025
		date 2025-08-09	rnd 4	type Standard	result 0.5	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Woodcock, J (Jason Rison)				Opponent Lokwe, S (Simthandile)
3	4	Tournament South African Open 2025				Tournament 2025 D2 Schools League Finals
		date 2025-07-05	rnd 5	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Botha, G (Gregory)				Opponent Gege, P (Phumlane)

#	Games	Start				End
1	6	Tournament AHS Open Chess Tournament 2025				Tournament West Rand Juniors 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Prinsloo, N (Niel)				Opponent Van Wyk, N (Nihann)
2	4	Tournament West Rand Women's Day Open 2025				Tournament West Rand Trials 2025
		date 2025-08-09	rnd 4	type Standard	result 0.5	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Woodcock, J (Jason Rison)				Opponent Lokwe, S (Simthandile)
3	4	Tournament South African Open 2025				Tournament 2025 D2 Schools League Finals
		date 2025-07-05	rnd 5	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Botha, G (Gregory)				Opponent Gege, P (Phumlane)

#	Games	Start				End
1	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 3	type Rapid	result 1	date 2024-10-26	rnd 3	type Rapid	result 1
		Opponent Makondetsa, A (Andrew Junior)				Opponent Makondetsa, A (Andrew Junior)
2	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 1	type Rapid	result 1
		Opponent Niemann, C (Clara)				Opponent Niemann, C (Clara)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament AHS Open Chess Tournament 2025				Tournament West Rand Juniors 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Prinsloo, N (Niel)				Opponent Van Wyk, N (Nihann)
2	4	Tournament South African Open 2025				Tournament 2025 D2 Schools League Finals
		date 2025-07-05	rnd 5	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Botha, G (Gregory)				Opponent Gege, P (Phumlane)
3	4	Tournament 2025 D2 Schools Individuals				Tournament West Rand Open 2.0 2025
		date 2025-05-09	rnd 3	type Standard	result 1	date 2025-06-07	rnd 1	type Standard	result 1
		Opponent Massoa, A (Andy)				Opponent Van Wyk, N (Nihann)

#	Games	Start				End
1	6	Tournament AHS Open Chess Tournament 2025				Tournament West Rand Juniors 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Prinsloo, N (Niel)				Opponent Van Wyk, N (Nihann)
2	4	Tournament South African Open 2025				Tournament 2025 D2 Schools League Finals
		date 2025-07-05	rnd 5	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Botha, G (Gregory)				Opponent Gege, P (Phumlane)
3	4	Tournament 2025 D2 Schools Individuals				Tournament West Rand Open 2.0 2025
		date 2025-05-09	rnd 3	type Standard	result 1	date 2025-06-07	rnd 1	type Standard	result 1
		Opponent Massoa, A (Andy)				Opponent Van Wyk, N (Nihann)

#	Games	Start				End
1	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 3	type Rapid	result 1	date 2024-10-26	rnd 3	type Rapid	result 1
		Opponent Makondetsa, A (Andrew Junior)				Opponent Makondetsa, A (Andrew Junior)
2	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 1	type Rapid	result 1
		Opponent Niemann, C (Clara)				Opponent Niemann, C (Clara)

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	Botha ,AZ (Adriaan Zander)	6	0	-425	6	0	-425	0	0	0	0	0	0
1	Botha ,AZ (Adriaan Zander)	6	1503.4	1078.4	6	1506.3	1078.4	0	0	0	0	0	0
2	Kamffer ,J (John-Andrew)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
2	Kamffer ,J (John-Andrew)	5	1233.3	1233.3	5	1222.3	1233.3	0	0	0	0	0	0
3	Schutte ,CB (Christiaan Benjamin)	4	0	-425	4	0	-425	0	0	0	0	0	0
3	Schutte ,CB (Christiaan Benjamin)	4	1384.8	959.8	4	1397.3	959.8	0	0	0	0	0	0
4	Erasmus ,S (Sonja)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
4	Erasmus ,S (Sonja)	4	1265.9	1053.4	4	1271.8	1053.4	0	0	0	0	0	0
5	Van Wyk ,N (Nihann)	3	3	425	3	3	425	0	0	0	0	0	0
5	Van Wyk ,N (Nihann)	3	1210.4	1635.4	3	1208.6	1635.4	0	0	0	0	0	0
6	Crous ,R (Ruvan)	3	3	425	3	3	425	0	0	0	0	0	0
6	Crous ,R (Ruvan)	3	1177.9	1602.9	3	1174.9	1602.9	0	0	0	0	0	0
7	Raofa ,N (Njabulo Nkosana)	2	2	425	2	2	425	0	0	0	0	0	0
7	Raofa ,N (Njabulo Nkosana)	2	1373.6	1798.6	2	1375.7	1798.6	0	0	0	0	0	0
8	Sprague ,C (Chloe)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Sprague ,C (Chloe)	2	1414.6	989.6	2	1409.3	989.6	0	0	0	0	0	0
9	Myburgh ,M (Morne)	2	2	425	2	2	425	0	0	0	0	0	0
9	Myburgh ,M (Morne)	2	1215.7	1640.7	2	1214.9	1640.7	0	0	0	0	0	0
10	Le Roux ,K (Keanu)	2	1	0	2	1	0	0	0	0	0	0	0
10	Le Roux ,K (Keanu)	2	1092.7	1092.7	2	1078.6	1092.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Ninham, G (Grant)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms