Chess South Africa Ratings Database

PLAYER PAGE

Personal

Buys, D (Denee)

Chess SA id

2090118615

FIDE id

Date of birth

2009-01-02 (U18)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1429.6	1416	1202.8	1200
Raw rating	1429.6	1416	1202.8	1200
Weighted rating	1393.6	1380.5	1202.8	1200
Weighted performance	1271.8	1268.4	0	0
Floor	972.4	965.7	702.8	700
K-factor	32	32	36	36
Min/Max rating change allowed	119.6	121.9	165.2	165.8
Highest rating	1472.4 2025-04-01	1465.7 2025-04-01	1231 2019-08-01	1200 2018-10-01
Highest raw rating	1472.4 2025-04-01	1465.7 2025-04-01	1202.8 2024-03-01	1200 2024-03-01
Highest weighted rating	1351.3 2025-08-01	1338.2 2025-08-01	1202.8 2024-03-01	1200 2018-10-01
Highest weighted performance	1472.4 2025-04-01	1465.7 2024-03-01	1231 2019-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1429.6	1416	1202.8	1200
Analysis
Rating	1429.6	1416	1202.8	1200
Raw rating	1429.6	1416	1202.8	1200
Weighted rating	1393.6	1380.5	1202.8
Weighted performance	1271.8	1268.4	0
K-factor	32	32	36	36
Floor	972.4	965.7	702.8	700
Max/Min rating change allowed	119.6	121.9	165.2	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	1429.6	1416	1202.8	1200
New weighted rating	1399	1385.7	1202.8	1200
New weighted performance	1262.6	1259.2	0	0
Temp new rating	1429.6	1416	1202.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1429.6	1416	1202.8	1200
New K-factor	32	32	36	36
New floor	972.4	965.7	702.8	700

Item	Main	Standard	Rapid
	0	0	0
	23	23	0
	33	33	0
	27	27	0
	0	0	0
	0	0	0
History	106	101	5

Games since
	Main 56	Standard 56		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1892		582		143
Female	295		108		27
U18	304		88		19
U18 Female	38		13		3
Standard
	RSA		Province		Region
Overall	1919		535		147
Female	320		114		32
U18	326		82		20
U18 Female	42		14		4
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	23	16	69.57	166.3	1290.5	1456.8
Standard	23	16	69.57	166.3	1290.5	1456.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	106	55.5	52.36	20	1255	1275.1
Standard	101	52.5	51.98	16.8	1258.2	1275
Rapid	5	3	60	85	1191.2	1276.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1429.6	1416	1202.8	1200
2025-11-30	1429.6	1416	1202.8	1200
2025-11-01	1429.6	1416	1202.8	1200
2025-09-30	1429.6	1416	1202.8	1200
2025-09-01	1429.6	1416	1202.8	1200
2025-08-01	1429.6	1416	1202.8	1200
2025-07-01	1429.6	1416	1202.8	1200
2025-06-01	1429.6	1416	1202.8	1200
2025-05-01	1429.6	1416	1202.8	1200
2025-04-01	1472.4	1465.7	1202.8	1200
2025-03-01	1342.5	1336.9	1202.8	1200
2025-02-01	1311.9	1295.7	1202.8	1200
2025-01-01	1311.9	1295.7	1202.8	1200
2024-12-01	1311.9	1295.7	1202.8	1200
2024-11-01	1311.9	1295.7	1202.8	1200
2024-10-01	1311.9	1295.7	1202.8	1200
2024-09-01	1311.9	1295.7	1202.8	1200
2024-11-01	1311.9	1295.7	1202.8	1200
2024-07-01	1344.2	1333.9	1202.8	1200
2024-06-01	1344.2	1333.9	1202.8	1200
2024-05-01	1344.2	1333.9	1202.8	1200
2024-04-01	1381.8	1372.8	1202.8	1200
2024-03-01	1314.4	1313.4	1202.8	1200
2024-02-01	1116.2	1098	1202.8	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	Western Cape Schools Individual Championship 2025 (U17 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	5	2	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U17 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
3	George Schools Chess Trials 3 2025 (U15-U19 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	5	Yes	Analysis
4	George Schools Chess Trials 2 2025 (U19 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	4	2	Yes	Analysis
5	George Schools Chess Trials 1 2025 (U19 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	4	3	Yes	Analysis
6	George HS Top Schools 2024 (U18)	2024-07-13	2024-07-13	Standard	Eden (WEG)	5	4	1	Yes	Analysis
7	Eden Chess Trials 2 2024 (U16)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	4	Yes	Analysis
8	Eden School Chess Trials 1 2024 (U15 Girls)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
9	George Schools Trials 3 2024 (U15 Girls)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	4	3	Yes	Analysis
10	George Schools Trials 2 2024 (U15 Girls)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	4	Yes	Analysis
11	George Schools Trials 1 2024 (U15 Girls)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	4	Yes	Analysis
12	Eden Top Schools 2023 (U18 Mix)	2023-08-19	2023-08-19	Standard	Eden (WEG)	5	5	1.5	Yes	Analysis
13	Eden Trials 2+3 2023 (U16)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	8	3	Yes	Analysis
14	Eden Trails 1 2023 (U15 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	2	Yes	Analysis
15	George Chess Trials 3 2023 (U15-U19 Girls)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	1	Yes	Analysis
16	George Chess Trials 2 2023 (U15-U19 Girls)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	4	2	Yes	Analysis
17	Eden Schools Closed Trials 1 2020 (U11 Girls)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	2	Yes	Analysis
18	George Trial 3 2020 (U12)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	3	Yes	Analysis
19	George Trial 2 2020 (U12)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
20	George Trial 1 2020 (U12)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	3	1	Yes	Analysis
21	Pacaltsdorp Open 2019 (Development)	2019-08-31	2019-08-31	Rapid	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	8	Tournament George Schools Chess Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Yengwa, S (Sanelisiwe)				Opponent Gertzen, R (Rihanna)
2	5	Tournament Eden School Chess Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Brown, L (Lamees)				Opponent Golding, E (Elnichia)
3	4	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent Gouws, G (Garlan)				Opponent Gouws, G (Garlan)

#	Games	Start				End
1	8	Tournament George Schools Chess Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Yengwa, S (Sanelisiwe)				Opponent Gertzen, R (Rihanna)
2	5	Tournament Eden School Chess Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Brown, L (Lamees)				Opponent Golding, E (Elnichia)
3	4	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent Gouws, G (Garlan)				Opponent Gouws, G (Garlan)

#	Games	Start				End
1	2	Tournament Pacaltsdorp Open 2019				Tournament Pacaltsdorp Open 2019
		date 2019-08-31	rnd 4	type Rapid	result 0.5	date 2019-08-31	rnd 5	type Rapid	result 1
		Opponent Roelfse, M (Madwin)				Opponent Sampson, E (Eejay)
2	2	Tournament Pacaltsdorp Open 2019				Tournament Pacaltsdorp Open 2019
		date 2019-08-31	rnd 1	type Rapid	result 1	date 2019-08-31	rnd 2	type Rapid	result 0.5
		Opponent Tarentaal, J (Jamy-Leigh)				Opponent Van Der Linde, B (Breybon)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament George Schools Chess Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Yengwa, S (Sanelisiwe)				Opponent Gertzen, R (Rihanna)
2	5	Tournament Eden School Chess Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Brown, L (Lamees)				Opponent Golding, E (Elnichia)
3	4	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent Gouws, G (Garlan)				Opponent Gouws, G (Garlan)

#	Games	Start				End
1	8	Tournament George Schools Chess Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Yengwa, S (Sanelisiwe)				Opponent Gertzen, R (Rihanna)
2	5	Tournament Eden School Chess Trials 1 2024				Tournament Eden Chess Trials 2 2024
		date 2024-03-09	rnd 4	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Brown, L (Lamees)				Opponent Golding, E (Elnichia)
3	4	Tournament George Schools Trials 1 2024				Tournament George Schools Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent Gouws, G (Garlan)				Opponent Gouws, G (Garlan)

#	Games	Start				End
1	1	Tournament Pacaltsdorp Open 2019				Tournament Pacaltsdorp Open 2019
		date 2019-08-31	rnd 5	type Rapid	result 1	date 2019-08-31	rnd 5	type Rapid	result 1
		Opponent Sampson, E (Eejay)				Opponent Sampson, E (Eejay)
2	1	Tournament Pacaltsdorp Open 2019				Tournament Pacaltsdorp Open 2019
		date 2019-08-31	rnd 1	type Rapid	result 1	date 2019-08-31	rnd 1	type Rapid	result 1
		Opponent Tarentaal, J (Jamy-Leigh)				Opponent Tarentaal, J (Jamy-Leigh)

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	Magomarele ,R (Rachel)	5	3	85	5	3	85	0	0	0	0	0	0
1	Magomarele ,R (Rachel)	5	1182	1267	5	1176.3	1267	0	0	0	0	0	0
2	Erasmus ,A (Anneke)	4	2	0	4	2	0	0	0	0	0	0	0
2	Erasmus ,A (Anneke)	4	1440.6	1440.6	4	1432.3	1440.6	0	0	0	0	0	0
3	Gouws ,G (Garlan)	3	3	425	3	3	425	0	0	0	0	0	0
3	Gouws ,G (Garlan)	3	1389.1	1814.1	3	1384.8	1814.1	0	0	0	0	0	0
4	Taute ,M (Mecayla)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Taute ,M (Mecayla)	3	1222	1363.7	3	1207.3	1363.7	0	0	0	0	0	0
5	Yengwa ,S (Sanelisiwe)	3	3	425	3	3	425	0	0	0	0	0	0
5	Yengwa ,S (Sanelisiwe)	3	1201.2	1626.2	3	1200.4	1626.2	0	0	0	0	0	0
6	Mfiki ,P (Philasande)	3	3	425	3	3	425	0	0	0	0	0	0
6	Mfiki ,P (Philasande)	3	1127.6	1552.6	3	1111.7	1552.6	0	0	0	0	0	0
7	Van Niekerk ,N (Nina)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
7	Van Niekerk ,N (Nina)	3	1480.9	1339.3	3	1479.3	1339.3	0	0	0	0	0	0
8	Van Der Merwe ,A (Annemieka)	3	3	425	3	3	425	0	0	0	0	0	0
8	Van Der Merwe ,A (Annemieka)	3	1201.3	1626.3	3	1200.8	1626.3	0	0	0	0	0	0
9	Douglas ,C (Caitlin)	2	1	0	2	1	0	0	0	0	0	0	0
9	Douglas ,C (Caitlin)	2	1429.1	1429.1	2	1426.5	1429.1	0	0	0	0	0	0
10	Robertson ,M (Melcaylinn)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Robertson ,M (Melcaylinn)	2	1269.1	844.1	2	1247	844.1	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

Buys, D (Denee)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms