Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ngoma, A (Akhona)

Chess SA id

2110118216

FIDE id

Date of birth

2011-04-04 (U16)

Gender

Female

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

Item	Main	Standard	Rapid	Blitz
Rating	1226.8	1233.3	1200	1200
Raw rating	1199.6	1198.9	1200	1200
Weighted rating	1226.8	1233.3	1200	1200
Weighted performance	902.7	901.9	0	0
Floor	729.2	736.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.9	166.1	165.8	165.8
Highest rating	1229.2 2024-03-01	1236.3 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1229.2 2024-03-01	1236.3 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1229.2 2025-07-01	1236.3 2025-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.3	-2.9	0	0
New rating	1224.6	1230.4	1200	1200
Analysis
Rating	1226.8	1233.3	1200	1200
Raw rating	1199.6	1198.9	1200	1200
Weighted rating	1226.8	1233.3	1200
Weighted performance	902.7	901.9	0
K-factor	36	36	36	36
Floor	729.2	736.3	700	700
Max/Min rating change allowed	165.9	166.1	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	1199.6	1198.9	1200	1200
New weighted rating	1224.6	1230.4	1200	1200
New weighted performance	895.6	894.8	0	0
Temp new rating	1224.6	1230.4	1200	1200
Temp new rating +/-	-2.3	-2.9	0	0
Final new rating +/-	-2.3	-2.9	0	0
New rating	1224.6	1230.4	1200	1200
New K-factor	36	36	36	36
New floor	729.2	736.3	700	700

Item	Main	Standard
	0	0
	5	5
	0	0
	10	10
	7	7
	0	0
History	27	27

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-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	5	1	20	-255	1324.2	1069.2
Standard	5	1	20	-255	1324.2	1069.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	27	13	48.15	-15.7	1207.4	1191.6
Standard	27	13	48.15	-15.7	1207.4	1191.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1199.6	1198.9	1200	1200
2025-09-30	1229.2	1236.3	1200	1200
2025-09-01	1229.2	1236.3	1200	1200
2025-08-01	1229.2	1236.3	1200	1200
2025-07-01	1229.2	1236.3	1200	1200
2025-06-01	1229.2	1236.3	1200	1200
2025-05-01	1229.2	1236.3	1200	1200
2025-04-01	1229.2	1236.3	1200	1200
2025-03-01	1229.2	1236.3	1200	1200
2025-02-01	1229.2	1236.3	1200	1200
2025-01-01	1229.2	1236.3	1200	1200
2024-12-01	1229.2	1236.3	1200	1200
2024-11-01	1229.2	1236.3	1200	1200
2024-10-01	1229.2	1236.3	1200	1200
2024-09-01	1229.2	1236.3	1200	1200
2024-08-01	1229.2	1236.3	1200	1200
2024-07-01	1229.2	1236.3	1200	1200
2024-09-01	1229.2	1236.3	1200	1200
2024-05-01	1229.2	1236.3	1200	1200
2024-04-01	1229.2	1236.3	1200	1200
2024-03-01	1229.2	1236.3	1200	1200
2024-02-01	1229.2	1236.3	1200	1200
2024-01-01	1229.2	1236.3	1200	1200
2023-12-01	1229.2	1236.3	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 Schools Provincial Individual Chess Championship (U15 Girls)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
2	2023 Gauteng Top Schools (U13 Girls)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
3	Mojazo Cluster Schools Individuals 2023 (U13 Girls)	2023-04-21	2023-04-21	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
4	2022 Gauteng Schools Team Championships (U11 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	3	1	Yes	Analysis
5	2022 Gauteng Schools Individual Chess Championship (U11 Girls)	2022-06-18	2022-06-18	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
6	2019 Gauteng School League Finals (U13 Girls)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Mojazo Cluster Schools Individuals 2023				Tournament Mojazo Cluster Schools Individuals 2023
		date 2023-04-21	rnd 2	type Standard	result 1	date 2023-04-21	rnd 5	type Standard	result 1
		Opponent Madiba, K (Keneilwe)				Opponent Mosikidi, M (Mathapelo)
2	3	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 3	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mukhethi, L (Livhuwani)				Opponent Venter, C (Chermone)
3	2	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-06-18	rnd 1	type Standard	result 1	date 2022-06-18	rnd 2	type Standard	result 1
		Opponent Ndzuke, N (Nonhlanhla Refilwe)				Opponent Prinsloo, V (Veronique)

#	Games	Start				End
1	4	Tournament Mojazo Cluster Schools Individuals 2023				Tournament Mojazo Cluster Schools Individuals 2023
		date 2023-04-21	rnd 2	type Standard	result 1	date 2023-04-21	rnd 5	type Standard	result 1
		Opponent Madiba, K (Keneilwe)				Opponent Mosikidi, M (Mathapelo)
2	3	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 3	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mukhethi, L (Livhuwani)				Opponent Venter, C (Chermone)
3	2	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-06-18	rnd 1	type Standard	result 1	date 2022-06-18	rnd 2	type Standard	result 1
		Opponent Ndzuke, N (Nonhlanhla Refilwe)				Opponent Prinsloo, V (Veronique)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Mojazo Cluster Schools Individuals 2023				Tournament Mojazo Cluster Schools Individuals 2023
		date 2023-04-21	rnd 2	type Standard	result 1	date 2023-04-21	rnd 5	type Standard	result 1
		Opponent Madiba, K (Keneilwe)				Opponent Mosikidi, M (Mathapelo)
2	3	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 3	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mukhethi, L (Livhuwani)				Opponent Venter, C (Chermone)
3	2	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-06-18	rnd 1	type Standard	result 1	date 2022-06-18	rnd 2	type Standard	result 1
		Opponent Ndzuke, N (Nonhlanhla Refilwe)				Opponent Prinsloo, V (Veronique)

#	Games	Start				End
1	4	Tournament Mojazo Cluster Schools Individuals 2023				Tournament Mojazo Cluster Schools Individuals 2023
		date 2023-04-21	rnd 2	type Standard	result 1	date 2023-04-21	rnd 5	type Standard	result 1
		Opponent Madiba, K (Keneilwe)				Opponent Mosikidi, M (Mathapelo)
2	3	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 3	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mukhethi, L (Livhuwani)				Opponent Venter, C (Chermone)
3	2	Tournament 2022 Gauteng Schools Individual Chess Championship				Tournament 2022 Gauteng Schools Individual Chess Championship
		date 2022-06-18	rnd 1	type Standard	result 1	date 2022-06-18	rnd 2	type Standard	result 1
		Opponent Ndzuke, N (Nonhlanhla Refilwe)				Opponent Prinsloo, V (Veronique)

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	Mbeleko ,S (Siphosethu)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mbeleko ,S (Siphosethu)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Maharaj ,A (Arya)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Maharaj ,A (Arya)	1	1479.5	1054.5	1	1479.1	1054.5	0	0	0	0	0	0
3	Prinsloo ,V (Veronique)	1	1	425	1	1	425	0	0	0	0	0	0
3	Prinsloo ,V (Veronique)	1	1188.1	1613.1	1	1188	1613.1	0	0	0	0	0	0
4	Molefe ,L (Lehlonono)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Molefe ,L (Lehlonono)	1	1180.4	755.4	1	1177.2	755.4	0	0	0	0	0	0
5	Naidoo ,K (Kajol)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Naidoo ,K (Kajol)	1	1382.6	957.6	1	1433.7	957.6	0	0	0	0	0	0
6	Mosikidi ,M (Mathapelo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mosikidi ,M (Mathapelo)	1	1191	1616	1	1196.4	1616	0	0	0	0	0	0
7	Habangana ,B (Bushe)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Habangana ,B (Bushe)	1	1243.8	818.8	1	1242.6	818.8	0	0	0	0	0	0
8	Ndebele ,N (Nokuthula)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Ndebele ,N (Nokuthula)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Nene ,O (Owami)	1	1	425	1	1	425	0	0	0	0	0	0
9	Nene ,O (Owami)	1	1181.7	1606.7	1	1178.4	1606.7	0	0	0	0	0	0
10	Mthembi ,K (Khanyisa)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mthembi ,K (Khanyisa)	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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PLAYER PAGE

Personal

Ngoma, A (Akhona)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms