Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Beer, L (Lily)

Chess SA id

2140136638

FIDE id

Date of birth

2014-04-07 (U12)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	991	984	1200	1200
Raw rating	990.6	983.6	1200	1200
Weighted rating	991	984	1200	1200
Weighted performance	809.6	806.7	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	223.5	225.7	165.8	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 2024-03-01	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 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0	-0	0	0
New rating	990.9	984	1200	1200
Analysis
Rating	991	984	1200	1200
Raw rating	990.6	983.6	1200	1200
Weighted rating	991	984	1200
Weighted performance	809.6	806.7	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	223.5	225.7	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	990.6	983.6	1200	1200
New weighted rating	990.9	984	1200	1200
New weighted performance	804.1	801.2	0	0
Temp new rating	990.9	984	1200	1200
Temp new rating +/-	-0	-0	0	0
Final new rating +/-	-0	-0	0	0
New rating	990.9	984	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	4	4
	13	13
	35	35
	7	7
	0	0
History	59	59

Games since
	Main 17	Standard 17		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	4	0	0	-425	1254.3	829.3
Standard	4	0	0	-425	1254.3	829.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	59	12.5	21.19	-244.9	1185.3	940.4
Standard	59	12.5	21.19	-244.9	1185.3	940.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	990.6	983.6	1200	1200
2025-09-30	990.6	983.6	1200	1200
2025-09-01	990.6	983.6	1200	1200
2025-08-01	990.6	983.6	1200	1200
2025-07-01	990.5	983.2	1200	1200
2025-06-01	990.5	983.2	1200	1200
2025-05-01	990.5	983.2	1200	1200
2025-04-01	990.5	983.2	1200	1200
2025-03-01	989.7	982	1200	1200
2025-02-01	992	984.6	1200	1200
2025-01-01	986.2	980.4	1200	1200
2024-12-01	986.2	980.4	1200	1200
2024-11-01	986.2	980.4	1200	1200
2024-10-01	983.2	974.4	1200	1200
2024-09-01	998.8	992.4	1200	1200
2024-08-01	998.8	992.4	1200	1200
2024-07-01	998.8	992.4	1200	1200
2024-09-01	998.8	992.4	1200	1200
2024-05-01	998.8	992.4	1200	1200
2024-04-01	998.8	992.4	1200	1200
2024-03-01	998.8	992.4	1200	1200
2024-02-01	998.8	992.4	1200	1200
2024-01-01	970.6	962.4	1200	1200
2023-12-01	970.6	962.4	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	Constantiapark Open 2025 (U12)	2025-02-15	2025-02-15	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Constantiapark Open 2025 (U12)	2025-02-15	2025-02-15	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
2	Gauteng Top Schools 2024 (U11 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
3	2024 Curro Hazeldean High Open Chess Tournament (U12)	2024-09-07	2024-09-07	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis
4	2024 Gauteng Inter-Region Chess Championship (U8+U10 Girls)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
5	Lardies Open Tournament 2023 (E)	2023-10-28	2023-10-28	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2023 Alekhine Open Tournament (E+F)	2023-09-09	2023-09-09	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis
7	2023 Etienne Lewis Closed Tournament (U10)	2023-08-25	2023-08-27	Standard	Tshwane (GTP)	7	7	0.5	Yes	Analysis
8	2023 Menlo Open Tournament (E)	2023-07-22	2023-07-22	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis
9	Silver Lakes Open Chess Tournament (E)	2023-04-15	2023-04-15	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
10	Laerskool Constantiapark Open Chess Tournament 2023 (U10)	2023-02-18	2023-02-18	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
11	2023 Tshwane Chess Open Registration Tournament (E)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
12	2022 Silver Lakes Chess Club Open Chess Tournament (E)	2022-05-07	2022-05-07	Standard	Tshwane (GTP)	5	2	0	Yes	Analysis
13	2022 Tshwane Chess Open Registration Tournament (E)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament Silver Lakes Open Chess Tournament				Tournament Silver Lakes Open Chess Tournament
		date 2023-04-15	rnd 3	type Standard	result 1	date 2023-04-15	rnd 5	type Standard	result 1
		Opponent Burger, C (Connor)				Opponent De Klerk, O (Oliver)
2	2	Tournament Lardies Open Tournament 2023				Tournament Lardies Open Tournament 2023
		date 2023-10-28	rnd 2	type Standard	result 1	date 2023-10-28	rnd 3	type Standard	result 1
		Opponent Jansen Van Vuuren, G (Griffin)				Opponent Janse Van Nieuwenhuizen, H (Hendrick)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Britz, A (Anru)				Opponent Britz, A (Anru)

#	Games	Start				End
1	3	Tournament Silver Lakes Open Chess Tournament				Tournament Silver Lakes Open Chess Tournament
		date 2023-04-15	rnd 3	type Standard	result 1	date 2023-04-15	rnd 5	type Standard	result 1
		Opponent Burger, C (Connor)				Opponent De Klerk, O (Oliver)
2	2	Tournament Lardies Open Tournament 2023				Tournament Lardies Open Tournament 2023
		date 2023-10-28	rnd 2	type Standard	result 1	date 2023-10-28	rnd 3	type Standard	result 1
		Opponent Jansen Van Vuuren, G (Griffin)				Opponent Janse Van Nieuwenhuizen, H (Hendrick)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Britz, A (Anru)				Opponent Britz, A (Anru)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Lardies Open Tournament 2023				Tournament Lardies Open Tournament 2023
		date 2023-10-28	rnd 2	type Standard	result 1	date 2023-10-28	rnd 3	type Standard	result 1
		Opponent Jansen Van Vuuren, G (Griffin)				Opponent Janse Van Nieuwenhuizen, H (Hendrick)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Britz, A (Anru)				Opponent Britz, A (Anru)
3	1	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2024-01-14	rnd 4	type Standard	result 1	date 2024-01-14	rnd 4	type Standard	result 1
		Opponent Banda, N (Naledi)				Opponent Banda, N (Naledi)

#	Games	Start				End
1	2	Tournament Lardies Open Tournament 2023				Tournament Lardies Open Tournament 2023
		date 2023-10-28	rnd 2	type Standard	result 1	date 2023-10-28	rnd 3	type Standard	result 1
		Opponent Jansen Van Vuuren, G (Griffin)				Opponent Janse Van Nieuwenhuizen, H (Hendrick)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Britz, A (Anru)				Opponent Britz, A (Anru)
3	1	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2024-01-14	rnd 4	type Standard	result 1	date 2024-01-14	rnd 4	type Standard	result 1
		Opponent Banda, N (Naledi)				Opponent Banda, N (Naledi)

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	De Klerk ,O (Oliver)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	De Klerk ,O (Oliver)	3	1170.6	1028.9	3	1166.9	1028.9	0	0	0	0	0	0
2	Potgieter ,R (Raven)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Potgieter ,R (Raven)	2	1089.2	664.2	2	1078.4	664.2	0	0	0	0	0	0
3	Truscott ,A (Adriaan)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Truscott ,A (Adriaan)	2	1196.8	771.8	2	1203.2	771.8	0	0	0	0	0	0
4	Janse Van Rensburg ,J (Josh)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Janse Van Rensburg ,J (Josh)	2	1266.4	841.4	2	1260.8	841.4	0	0	0	0	0	0
5	Van Wyk ,A (Ame)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Van Wyk ,A (Ame)	2	1117.6	692.6	2	1118	692.6	0	0	0	0	0	0
6	Boshoff ,M (Milah)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Boshoff ,M (Milah)	2	1230.4	1017.9	2	1228.4	1017.9	0	0	0	0	0	0
7	Weyer ,E (Evan)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Weyer ,E (Evan)	2	1136.2	711.2	2	1122.4	711.2	0	0	0	0	0	0
8	Haupt ,N (Nia)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Haupt ,N (Nia)	2	1041.1	1253.6	2	1030.2	1253.6	0	0	0	0	0	0
9	Dixon ,G (Genevieve)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Dixon ,G (Genevieve)	1	1311.5	886.5	1	1305.5	886.5	0	0	0	0	0	0
10	Keyter ,A (Alissa)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Keyter ,A (Alissa)	1	1206.3	781.3	1	1181.2	781.3	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

De Beer, L (Lily)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms