Chess South Africa Ratings Database

PLAYER PAGE

Personal

Greeff, L (Lanelle Leeandra)

Chess SA id

2100145818

FIDE id

Date of birth

2010-10-07 (U16)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1129.2	1124.9	1146.7	1200
Raw rating	1129.2	1124.9	1146.7	1200
Weighted rating	1127.9	1123.6	1144.8	1200
Weighted performance	807.6	793.3	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	183.4	184.6	178.9	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1129.2	1124.9	1146.7	1200
Analysis
Rating	1129.2	1124.9	1146.7	1200
Raw rating	1129.2	1124.9	1146.7	1200
Weighted rating	1127.9	1123.6	1144.8
Weighted performance	807.6	793.3	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	183.4	184.6	178.9	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	1129.2	1124.9	1146.7	1200
New weighted rating	1128	1123.6	1145	1200
New weighted performance	801.3	787	0	0
Temp new rating	1129.2	1124.9	1146.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1129.2	1124.9	1146.7	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	5	5	0
	20	15	5
	4	4	0
	0	0	0
History	29	24	5

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	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	29	10	34.48	-131.9	1219.9	1088
Standard	24	9	37.5	-106.2	1191.4	1085.2
Rapid	5	1	20	-255	1356.3	1101.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1129.2	1124.9	1146.7	1200
2025-09-30	1129.2	1124.9	1146.7	1200
2025-09-01	1129.2	1124.9	1146.7	1200
2025-08-01	1129.2	1124.9	1146.7	1200
2025-07-01	1129.2	1124.9	1146.7	1200
2025-06-01	1129.2	1124.9	1146.7	1200
2025-05-01	1129.2	1124.9	1146.7	1200
2025-04-01	1129.2	1124.9	1146.7	1200
2025-03-01	1129.2	1124.9	1146.7	1200
2025-02-01	1129.2	1124.9	1146.7	1200
2025-01-01	1124.4	1119.6	1141.2	1200
2024-12-01	1124.4	1119.6	1141.2	1200
2024-11-01	1124.4	1119.6	1141.2	1200
2024-10-01	1124.4	1119.6	1141.2	1200
2024-09-01	1124.4	1119.6	1141.2	1200
2024-08-01	1124.4	1119.6	1141.2	1200
2024-07-01	1124.4	1119.6	1141.2	1200
2024-09-01	1124.4	1119.6	1141.2	1200
2024-05-01	1124.4	1119.6	1141.2	1200
2024-04-01	1124.4	1119.6	1141.2	1200
2024-03-01	1137.3	1136	1141.2	1200
2024-02-01	1137.3	1136	1141.2	1200
2024-01-01	1137.3	1136	1141.2	1200
2023-12-01	1137.3	1136	1141.2	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	2024 West Rand Juniors (U16)	2024-03-09	2024-03-09	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
2	Gauteng Soncini Finals 2023 (Girls)	2023-10-28	2023-10-28	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
3	2023 Gauteng Top Schools (U13 Girls)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2	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	West Rand Juniors 2023 (U14)	2023-03-18	2023-03-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
6	2022 Gauteng Schools Team Championships (U13 Girls)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	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 4	type Standard	result 1
		Opponent Mhlongo, N (Noxolo)				Opponent Ramara, K (Kutlwano)
2	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 4	type Standard	result 1
		Opponent Konopi, K (Keaobaka)				Opponent Konopi, K (Keaobaka)
3	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Botha, Z (Zoe)				Opponent Botha, Z (Zoe)

#	Games	Start				End
1	2	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 4	type Standard	result 1
		Opponent Mhlongo, N (Noxolo)				Opponent Ramara, K (Kutlwano)
2	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 4	type Standard	result 1
		Opponent Konopi, K (Keaobaka)				Opponent Konopi, K (Keaobaka)
3	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Botha, Z (Zoe)				Opponent Botha, Z (Zoe)

#	Games	Start				End
1	1	Tournament Gauteng Soncini Finals 2023				Tournament Gauteng Soncini Finals 2023
		date 2023-10-28	rnd 1	type Rapid	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Pretorius, A (Andrei)				Opponent Pretorius, A (Andrei)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	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 4	type Standard	result 1
		Opponent Mhlongo, N (Noxolo)				Opponent Ramara, K (Kutlwano)
2	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 4	type Standard	result 1
		Opponent Konopi, K (Keaobaka)				Opponent Konopi, K (Keaobaka)
3	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Botha, Z (Zoe)				Opponent Botha, Z (Zoe)

#	Games	Start				End
1	2	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 4	type Standard	result 1
		Opponent Mhlongo, N (Noxolo)				Opponent Ramara, K (Kutlwano)
2	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-03-09	rnd 4	type Standard	result 1
		Opponent Konopi, K (Keaobaka)				Opponent Konopi, K (Keaobaka)
3	1	Tournament 2024 West Rand Juniors				Tournament 2024 West Rand Juniors
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Botha, Z (Zoe)				Opponent Botha, Z (Zoe)

#	Games	Start				End
1	1	Tournament Gauteng Soncini Finals 2023				Tournament Gauteng Soncini Finals 2023
		date 2023-10-28	rnd 1	type Rapid	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Pretorius, A (Andrei)				Opponent Pretorius, A (Andrei)

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	Mahlangu ,M (Mbali)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mahlangu ,M (Mbali)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Ramara ,K (Kutlwano)	1	1	425	1	1	425	0	0	0	0	0	0
2	Ramara ,K (Kutlwano)	1	1186.1	1611.1	1	1183.2	1611.1	0	0	0	0	0	0
3	Jacob ,AK (Abishai Korah)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Jacob ,AK (Abishai Korah)	1	1188.3	763.3	1	1179	763.3	0	0	0	0	0	0
4	Bosman ,M (Melandi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Bosman ,M (Melandi)	1	1269.1	844.1	1	1281.6	844.1	0	0	0	0	0	0
5	Du Plessis ,D (Dotynian)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Du Plessis ,D (Dotynian)	1	1229.7	804.7	1	1226	804.7	0	0	0	0	0	0
6	Brown ,T (Taylor)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Brown ,T (Taylor)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Nienaber ,X (Xian)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Nienaber ,X (Xian)	1	1183.4	758.4	1	1178.4	758.4	0	0	0	0	0	0
8	Mphalehle ,K (Kgethego)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mphalehle ,K (Kgethego)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Botha ,Z (Zoe)	1	1	425	1	1	425	0	0	0	0	0	0
9	Botha ,Z (Zoe)	1	1159.2	1584.2	1	1150	1584.2	0	0	0	0	0	0
10	Rankin ,CD (Conrad Dawid)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Rankin ,CD (Conrad Dawid)	1	1183	758	1	1197.8	758	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Greeff, L (Lanelle Leeandra)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms