Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nel, L (Leah)

Chess SA id

2110151809

FIDE id

Date of birth

2011-04-21 (U16)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1158.2	1130.4	1218.7	1200
Raw rating	1158.2	1130.4	1218.7	1200
Weighted rating	1157.7	1129.9	1218.6	1200
Weighted performance	858.2	792.3	0	0
Floor	700	700	718.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	176	183.1	161.5	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1288.2 2024-02-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1218.7 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1217.4 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1288.2 2024-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1158.2	1130.4	1218.7	1200
Analysis
Rating	1158.2	1130.4	1218.7	1200
Raw rating	1158.2	1130.4	1218.7	1200
Weighted rating	1157.7	1129.9	1218.6
Weighted performance	858.2	792.3	0
K-factor	36	36	36	36
Floor	700	700	718.7	700
Max/Min rating change allowed	176	183.1	161.5	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	1158.2	1130.4	1218.7	1200
New weighted rating	1158.1	1130.2	1218.7	1200
New weighted performance	850.6	785.1	0	0
Temp new rating	1158.2	1130.4	1218.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1158.2	1130.4	1218.7	1200
New K-factor	36	36	36	36
New floor	700	700	718.7	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	5	5
	20	20	0
	0	0	0
	0	0	0
History	30	25	5

Games since
	Main 10	Standard 5		Rapid 5		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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	30	12	40	-85	1197.4	1112.4
Standard	25	9	36	-119	1199.9	1080.9
Rapid	5	3	60	85	1184.9	1269.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1158.2	1130.4	1218.7	1200
2025-11-30	1158.2	1130.4	1218.7	1200
2025-11-01	1158.2	1130.4	1218.7	1200
2025-09-30	1158.2	1130.4	1218.7	1200
2025-09-01	1158.2	1130.4	1218.7	1200
2025-08-01	1158.2	1130.4	1218.7	1200
2025-07-01	1158.2	1130.4	1218.7	1200
2025-06-01	1158.2	1130.4	1218.7	1200
2025-05-01	1158.2	1130.4	1218.7	1200
2025-04-01	1158.2	1130.4	1218.7	1200
2025-03-01	1158.2	1130.4	1218.7	1200
2025-02-01	1158.2	1130.4	1218.7	1200
2025-01-01	1158.2	1130.4	1218.7	1200
2024-12-01	1158.2	1130.4	1218.7	1200
2024-11-01	1158.2	1130.4	1218.7	1200
2024-10-01	1158.2	1130.4	1218.7	1200
2024-09-01	1158.2	1130.4	1218.7	1200
2024-11-01	1158.2	1130.4	1218.7	1200
2024-07-01	1158.2	1130.4	1218.7	1200
2024-06-01	1158.2	1130.4	1218.7	1200
2024-05-01	1158.2	1130.4	1218.7	1200
2024-04-01	1158.2	1130.4	1218.7	1200
2024-03-01	1121.7	1075.6	1218.7	1200
2024-02-01	1093.2	1075.6	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JMC Unika School Tournament 2024 (D)	2024-03-02	2024-03-02	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	Gear Up Mzansi Rapid 2024 (Junior)	2024-02-17	2024-02-17	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	JMC Trinity Little Falls 2023 (D)	2023-07-02	2023-07-02	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
4	Gauteng Schools Individual Finals 2023 (U13 Girls)	2023-05-26	2023-05-26	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
5	JNW Open - Crawford 2023 (C)	2023-03-04	2023-03-04	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
6	JMC 1 St Peters 2023 (D)	2023-03-18	2023-03-18	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament JMC Unika School Tournament 2024				Tournament JMC Unika School Tournament 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Nyika, A (Angel)				Opponent Lewis, M (Mille)
2	2	Tournament Gear Up Mzansi Rapid 2024				Tournament JMC Unika School Tournament 2024
		date 2024-02-17	rnd 5	type Rapid	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Zhang, Y (Yingxin)				Opponent Ndlovu, L (Lindokuhle)
3	2	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Griessel, B (B�atrix)				Opponent Van Duyker, R (Raiden)

#	Games	Start				End
1	2	Tournament JMC Unika School Tournament 2024				Tournament JMC Unika School Tournament 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Nyika, A (Angel)				Opponent Lewis, M (Mille)
2	1	Tournament JMC Unika School Tournament 2024				Tournament JMC Unika School Tournament 2024
		date 2024-03-02	rnd 1	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Ndlovu, L (Lindokuhle)				Opponent Ndlovu, L (Lindokuhle)
3	1	Tournament JMC Trinity Little Falls 2023				Tournament JMC Trinity Little Falls 2023
		date 2023-07-02	rnd 4	type Standard	result 1	date 2023-07-02	rnd 4	type Standard	result 1
		Opponent Kaija, D (Donald)				Opponent Kaija, D (Donald)

#	Games	Start				End
1	2	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Griessel, B (B�atrix)				Opponent Van Duyker, R (Raiden)
2	1	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 5	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Zhang, Y (Yingxin)				Opponent Zhang, Y (Yingxin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament JMC Unika School Tournament 2024				Tournament JMC Unika School Tournament 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Nyika, A (Angel)				Opponent Lewis, M (Mille)
2	2	Tournament Gear Up Mzansi Rapid 2024				Tournament JMC Unika School Tournament 2024
		date 2024-02-17	rnd 5	type Rapid	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Zhang, Y (Yingxin)				Opponent Ndlovu, L (Lindokuhle)
3	2	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Griessel, B (B�atrix)				Opponent Van Duyker, R (Raiden)

#	Games	Start				End
1	2	Tournament JMC Unika School Tournament 2024				Tournament JMC Unika School Tournament 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Nyika, A (Angel)				Opponent Lewis, M (Mille)
2	1	Tournament JMC Unika School Tournament 2024				Tournament JMC Unika School Tournament 2024
		date 2024-03-02	rnd 1	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Ndlovu, L (Lindokuhle)				Opponent Ndlovu, L (Lindokuhle)
3	1	Tournament JMC Trinity Little Falls 2023				Tournament JMC Trinity Little Falls 2023
		date 2023-07-02	rnd 4	type Standard	result 1	date 2023-07-02	rnd 4	type Standard	result 1
		Opponent Kaija, D (Donald)				Opponent Kaija, D (Donald)

#	Games	Start				End
1	2	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Griessel, B (B�atrix)				Opponent Van Duyker, R (Raiden)
2	1	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 5	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Zhang, Y (Yingxin)				Opponent Zhang, Y (Yingxin)

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	Phethane ,B (Boile)	1	1	425	1	1	425	0	0	0	0	0	0
1	Phethane ,B (Boile)	1	1235.2	1660.2	1	1238.6	1660.2	0	0	0	0	0	0
2	Strickler ,L (Luke)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Strickler ,L (Luke)	1	1105.1	680.1	1	1088.4	680.1	0	0	0	0	0	0
3	Steyn ,M (Mari-Louise)	1	1	425	1	1	425	0	0	0	0	0	0
3	Steyn ,M (Mari-Louise)	1	1204.2	1629.2	1	1204.4	1629.2	0	0	0	0	0	0
4	Moorcroft ,Z (Zelneri)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Moorcroft ,Z (Zelneri)	1	1169.1	744.1	1	1158	744.1	0	0	0	0	0	0
5	Sibanda ,S (Sibusiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Sibanda ,S (Sibusiso)	1	1294.9	869.9	1	1293.8	869.9	0	0	0	0	0	0
6	Moletsane ,O (Oabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Moletsane ,O (Oabile)	1	1177.5	752.5	1	1173.2	752.5	0	0	0	0	0	0
7	Boshoff ,A (Amy)	1	1	425	1	1	425	0	0	0	0	0	0
7	Boshoff ,A (Amy)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Kalepu ,SK (Siyabulela Koketso)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kalepu ,SK (Siyabulela Koketso)	1	1190.9	765.9	1	1195.2	765.9	0	0	0	0	0	0
9	Mohonwe ,LK (Lebone Kgosi)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mohonwe ,LK (Lebone Kgosi)	1	1125.8	700.8	1	1109.2	700.8	0	0	0	0	0	0
10	Bhosha ,B (Beyonce)	1	1	425	1	1	425	0	0	0	0	0	0
10	Bhosha ,B (Beyonce)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Nel, L (Leah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms