Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nwankwo, O (Obina)

Chess SA id

1080314760

FIDE id

Date of birth

2008-08-14 (U18)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

30.9

Junior GPX Points

1144.6

Item	Main	Standard	Rapid	Blitz
Rating	1272.9	1269.9	1220.7	1199.9
Raw rating	1272.9	1269.9	1220.7	1199.9
Weighted rating	1245.4	1244.9	1211.3	1199.8
Weighted performance	1143.7	1203.1	0	0
Floor	797.4	799.8	720.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.4	150.1	161	165.8
Highest rating	1297.4 2025-06-01	1299.8 2025-06-01	1220.7 2025-04-01	1200 2025-03-01
Highest raw rating	1297.4 2025-06-01	1299.8 2025-06-01	1220.7 2025-04-01	1200 2025-03-01
Highest weighted rating	1233.2 2025-08-01	1233.4 2025-08-01	1207.6 2025-08-01	1200 2025-03-01
Highest weighted performance	1214.2 2025-08-01	1243.5 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	1272.9	1269.9	1220.7	1199.9
Analysis
Rating	1272.9	1269.9	1220.7	1199.9
Raw rating	1272.9	1269.9	1220.7	1199.9
Weighted rating	1245.4	1244.9	1211.3
Weighted performance	1143.7	1203.1	0
K-factor	36	36	36	36
Floor	797.4	799.8	720.7	700
Max/Min rating change allowed	149.4	150.1	161	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	1272.9	1269.9	1220.7	1199.9
New weighted rating	1249	1248.3	1212.4	1199.8
New weighted performance	1138.7	1195.7	0	0
Temp new rating	1272.9	1269.9	1220.7	1199.9
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1272.9	1269.9	1220.7	1199.9
New K-factor	36	36	36	36
New floor	797.4	799.8	720.7	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	45	25	13	7
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	45	25	13	7

Games since
	Main 45	Standard 25		Rapid 13		Blitz 7
Gender	Male
Age group	U18
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3518		1172		99
Male	2713		899		74
U18	533		192		21
U18 Male	436		154		18
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	45	24	53.33	28.3	1255.2	1283.5
Standard	25	14	56	51	1259.9	1310.9
Rapid	13	7	53.85	32.7	1237.5	1270.2
Blitz	7	3	42.86	-60.7	1271.1	1210.4
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	45	24	53.33	28.3	1255.2	1283.5
Standard	25	14	56	51	1259.9	1310.9
Rapid	13	7	53.85	32.7	1237.5	1270.2
Blitz	7	3	42.86	-60.7	1271.1	1210.4

Date	Main	Standard	Rapid	Blitz
2025-11-01	1272.9	1269.9	1220.7	1199.9
2025-09-30	1272.9	1269.9	1220.7	1199.9
2025-09-01	1272.9	1269.9	1220.7	1199.9
2025-08-01	1272.9	1269.9	1220.7	1199.9
2025-07-01	1297.4	1299.8	1220.7	1199.9
2025-06-01	1297.4	1299.8	1220.7	1199.9
2025-05-01	1275.9	1273.6	1220.7	1199.8
2025-04-01	1275.9	1273.6	1220.7	1198.5
2025-03-01	1237.8	1244.7	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
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	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
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 D2 Schools League Finals (U17)	2025-07-26	2025-07-26	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
2	2025 D2 Schools Individuals (U18 Open)	2025-05-10	2025-05-10	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
3	Uni-Mates Chess Fundraiser Tournament 2025 (Rooks)	2025-03-22	2025-03-22	Rapid	West Rand (GWR)	7	7	3	Yes	Analysis
4	Uni-Mates Chess Fundraiser Tournament 2025 (Blitz)	2025-03-22	2025-03-22	Blitz	West Rand (GWR)	7	7	3	Yes	Analysis
5	Sebokeng Chess Rapid 21 Mar 2025 (B)	2025-03-21	2025-03-21	Rapid	Sedibeng (GSV)	6	6	4	Yes	Analysis
6	Bojanala's Waterkloof - The Superior One 2025 (Rooks)	2025-03-15	2025-03-15	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
7	West Rand Juniors 2025 (U18)	2025-03-08	2025-03-08	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
8	2025 West Rand Open (Bishops)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 D2 Schools League Finals (U17)	2025-07-26	2025-07-26	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
2	2025 D2 Schools Individuals (U18 Open)	2025-05-10	2025-05-10	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
3	Uni-Mates Chess Fundraiser Tournament 2025 (Rooks)	2025-03-22	2025-03-22	Rapid	West Rand (GWR)	7	7	3	Yes	Analysis
4	Uni-Mates Chess Fundraiser Tournament 2025 (Blitz)	2025-03-22	2025-03-22	Blitz	West Rand (GWR)	7	7	3	Yes	Analysis
5	Sebokeng Chess Rapid 21 Mar 2025 (B)	2025-03-21	2025-03-21	Rapid	Sedibeng (GSV)	6	6	4	Yes	Analysis
6	Bojanala's Waterkloof - The Superior One 2025 (Rooks)	2025-03-15	2025-03-15	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
7	West Rand Juniors 2025 (U18)	2025-03-08	2025-03-08	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
8	2025 West Rand Open (Bishops)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament West Rand Juniors 2025				Tournament West Rand Juniors 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 0.5
		Opponent Leoto, N (Neo)				Opponent Perry-Fisher, IE (Iain Eric)
2	3	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament 2025 D2 Schools Individuals
		date 2025-03-22	rnd 6	type Rapid	result 0.5	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Ceylon, J (Jay-Ron)				Opponent Moagi, J (Junior)
3	3	Tournament Sebokeng Chess Rapid 21 Mar 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-21	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 1	type Blitz	result 1
		Opponent Mkwanazi, N (Nkosinathi)				Opponent Matshidiso, N (Ntsikelelo Njabulo)

#	Games	Start				End
1	4	Tournament West Rand Juniors 2025				Tournament West Rand Juniors 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 0.5
		Opponent Leoto, N (Neo)				Opponent Perry-Fisher, IE (Iain Eric)
2	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools League Finals
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Maseko, S (Senzo)				Opponent Van der Merwe, Z (Zuhandr�)
3	2	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-08	rnd 5	type Standard	result 1
		Opponent Setlhodi, O (Ofentse)				Opponent Perry-Fisher, L (Lily-Paige)

#	Games	Start				End
1	2	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 6	type Rapid	result 0.5	date 2025-03-22	rnd 7	type Rapid	result 0.5
		Opponent Ceylon, J (Jay-Ron)				Opponent Matshidiso, N (Ntsikelelo Njabulo)
2	2	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 2	type Rapid	result 1	date 2025-03-22	rnd 3	type Rapid	result 1
		Opponent Luvhengo, O (Onangwani)				Opponent Segwai, O (Omogolo)
3	2	Tournament Sebokeng Chess Rapid 21 Mar 2025				Tournament Sebokeng Chess Rapid 21 Mar 2025
		date 2025-03-21	rnd 5	type Rapid	result 1	date 2025-03-21	rnd 6	type Rapid	result 1
		Opponent Mkwanazi, N (Nkosinathi)				Opponent Matshitse, L (Lesedi)

#	Games	Start				End
1	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 7	type Blitz	result 1	date 2025-03-22	rnd 7	type Blitz	result 1
		Opponent Lebabo, O (Olerato Aobakwe)				Opponent Lebabo, O (Olerato Aobakwe)
2	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 5	type Blitz	result 1	date 2025-03-22	rnd 5	type Blitz	result 1
		Opponent Segwai, O (Omogolo)				Opponent Segwai, O (Omogolo)
3	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 1	type Blitz	result 1	date 2025-03-22	rnd 1	type Blitz	result 1
		Opponent Matshidiso, N (Ntsikelelo Njabulo)				Opponent Matshidiso, N (Ntsikelelo Njabulo)

#	Games	Start				End
1	3	Tournament Sebokeng Chess Rapid 21 Mar 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-21	rnd 5	type Rapid	result 1	date 2025-03-22	rnd 1	type Blitz	result 1
		Opponent Mkwanazi, N (Nkosinathi)				Opponent Matshidiso, N (Ntsikelelo Njabulo)
2	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools League Finals
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Maseko, S (Senzo)				Opponent Van der Merwe, Z (Zuhandr�)
3	2	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 2	type Rapid	result 1	date 2025-03-22	rnd 3	type Rapid	result 1
		Opponent Luvhengo, O (Onangwani)				Opponent Segwai, O (Omogolo)

#	Games	Start				End
1	2	Tournament 2025 D2 Schools Individuals				Tournament 2025 D2 Schools League Finals
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-07-26	rnd 1	type Standard	result 1
		Opponent Maseko, S (Senzo)				Opponent Van der Merwe, Z (Zuhandr�)
2	2	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-08	rnd 5	type Standard	result 1
		Opponent Setlhodi, O (Ofentse)				Opponent Perry-Fisher, L (Lily-Paige)
3	2	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Magodielo, M (Mamello)				Opponent Botha, Z (Zoe)

#	Games	Start				End
1	2	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 2	type Rapid	result 1	date 2025-03-22	rnd 3	type Rapid	result 1
		Opponent Luvhengo, O (Onangwani)				Opponent Segwai, O (Omogolo)
2	2	Tournament Sebokeng Chess Rapid 21 Mar 2025				Tournament Sebokeng Chess Rapid 21 Mar 2025
		date 2025-03-21	rnd 5	type Rapid	result 1	date 2025-03-21	rnd 6	type Rapid	result 1
		Opponent Mkwanazi, N (Nkosinathi)				Opponent Matshitse, L (Lesedi)
3	2	Tournament Sebokeng Chess Rapid 21 Mar 2025				Tournament Sebokeng Chess Rapid 21 Mar 2025
		date 2025-03-21	rnd 2	type Rapid	result 1	date 2025-03-21	rnd 3	type Rapid	result 1
		Opponent Lenono, I (Itumeleng)				Opponent Sondezi, T (Tshepo)

#	Games	Start				End
1	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 7	type Blitz	result 1	date 2025-03-22	rnd 7	type Blitz	result 1
		Opponent Lebabo, O (Olerato Aobakwe)				Opponent Lebabo, O (Olerato Aobakwe)
2	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 5	type Blitz	result 1	date 2025-03-22	rnd 5	type Blitz	result 1
		Opponent Segwai, O (Omogolo)				Opponent Segwai, O (Omogolo)
3	1	Tournament Uni-Mates Chess Fundraiser Tournament 2025				Tournament Uni-Mates Chess Fundraiser Tournament 2025
		date 2025-03-22	rnd 1	type Blitz	result 1	date 2025-03-22	rnd 1	type Blitz	result 1
		Opponent Matshidiso, N (Ntsikelelo Njabulo)				Opponent Matshidiso, N (Ntsikelelo Njabulo)

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 ,Z (Zoe)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Botha ,Z (Zoe)	2	1163.6	1376.1	2	1161.4	1376.1	0	0	0	0	0	0
2	Matshidiso ,N (Ntsikelelo Njabulo)	2	1.5	212.5	0	0	0	1	0.5	0	1	1	425
2	Matshidiso ,N (Ntsikelelo Njabulo)	2	1200	1412.5	0	0	0	1	1200	1200	1	1200	1625
3	Segwai ,O (Omogolo)	2	2	425	0	0	0	1	1	425	1	1	425
3	Segwai ,O (Omogolo)	2	1200	1625	0	0	0	1	1200	1625	1	1200	1625
4	Pillay ,L (Leeyah)	2	0	-425	0	0	0	1	0	-425	1	0	-425
4	Pillay ,L (Leeyah)	2	1301	876	0	0	0	1	1163.5	876	1	1157.2	876
5	Van der Merwe ,Z (Zuhandr�)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van der Merwe ,Z (Zuhandr�)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Perry-Fisher ,L (Lily-Paige)	1	1	425	1	1	425	0	0	0	0	0	0
6	Perry-Fisher ,L (Lily-Paige)	1	1100.9	1525.9	1	1096.9	1525.9	0	0	0	0	0	0
7	Arlow ,JF (Jonathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Arlow ,JF (Jonathan)	1	1343.6	918.6	1	1337.6	918.6	0	0	0	0	0	0
8	Magobongo ,E (Emihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Magobongo ,E (Emihle)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Maxhakana ,L (Lonwabo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maxhakana ,L (Lonwabo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Baloyi ,N (Ntwanano)	1	1	425	1	1	425	0	0	0	0	0	0
10	Baloyi ,N (Ntwanano)	1	1180.1	1605.1	1	1176.2	1605.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Nwankwo, O (Obina)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms