Chess South Africa Ratings Database

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Personal

Van Olst, A (Ant)

Chess SA id

1120305478

FIDE id

Date of birth

2012-10-03 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1267.2	1217.7	1286.2	1200
Raw rating	1267.2	1217.7	1286.2	1200
Weighted rating	1205.4	1209.7	1193.4	1200
Weighted performance	1249.7	0	0	0
Floor	767.2	717.7	786.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	150.7	161.7	146.7	165.8
Highest rating	1267.2 2025-09-30	1217.7 2025-03-01	1286.2 2025-09-30	1200 2024-05-01
Highest raw rating	1267.2 2025-09-30	1217.7 2025-03-01	1286.2 2025-09-30	1200 2024-05-01
Highest weighted rating	1207.2 2024-05-01	1207.6 2025-08-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1249.7 2025-09-30	1200 2024-05-01	1200 2024-12-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1267.2	1217.7	1286.2	1200
Analysis
Rating	1267.2	1217.7	1286.2	1200
Raw rating	1267.2	1217.7	1286.2	1200
Weighted rating	1205.4	1209.7	1193.4
Weighted performance	1249.7	0	0
K-factor	36	36	36	36
Floor	767.2	717.7	786.2	700
Max/Min rating change allowed	150.7	161.7	146.7	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	1267.2	1217.7	1286.2	1200
New weighted rating	1210.8	1210.6	1201.1	1200
New weighted performance	1249.2	0	0	0
Temp new rating	1267.2	1217.7	1286.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1267.2	1217.7	1286.2	1200
New K-factor	36	36	36	36
New floor	767.2	717.7	786.2	700

Item	Main	Standard	Rapid
	0	0	0
	15	5	10
	10	0	10
	0	0	0
	0	0	0
	0	0	0
History	25	5	20

Games since
	Main 25	Standard 5		Rapid 20		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1116		574		104
Male	911		454		77
U14	245		132		26
U14 Male	177		93		17
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-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	15	10	66.67	141.7	1268.6	1410.3
Standard	5	2.5	50	0	1285.2	1285.2
Rapid	10	7.5	75	212.5	1260.3	1472.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	25	14	56	51	1241.3	1292.3
Standard	5	2.5	50	0	1285.2	1285.2
Rapid	20	11.5	57.5	63.8	1230.3	1294
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1267.2	1217.7	1286.2	1200
2025-09-01	1242.4	1217.7	1249.8	1200
2025-08-01	1207.2	1217.7	1182.2	1200
2025-07-01	1207.2	1217.7	1182.2	1200
2025-06-01	1207.2	1217.7	1182.2	1200
2025-05-01	1207.2	1217.7	1182.2	1200
2025-04-01	1207.2	1217.7	1182.2	1200
2025-03-01	1207.2	1217.7	1182.2	1200
2025-02-01	1189.3	1200	1181.7	1200
2025-01-01	1180.3	1200	1168	1200
2024-12-01	1180.3	1200	1168	1200
2024-11-01	1180.3	1200	1168	1200
2024-10-01	1180.3	1200	1168	1200
2024-09-01	1180.3	1200	1168	1200
2024-08-01	1186.8	1200	1173.2	1200
2024-07-01	1186.8	1200	1173.2	1200
2024-06-01	1186.8	1200	1173.2	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Rhenish Primary 2025 (U14+Over)	2025-09-20	2025-09-20	Rapid	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
2	Stellenbosch Primary 2025 (U13)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Rhenish Primary 2025 (U14+Over)	2025-09-20	2025-09-20	Rapid	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
2	Stellenbosch Primary 2025 (U13)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
4	Stellenbosch Primary 2024 (U13)	2024-08-17	2024-08-17	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Rhenish PS Tournament 2024 (U14)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	6	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Stellenbosch Primary 2025				Tournament Rhenish Primary 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 0.5
		Opponent Jumat, M (Mj)				Opponent Van Der Westhuizen, W (Werner)
2	2	Tournament Rhenish Primary 2025				Tournament Rhenish Primary 2025
		date 2025-09-20	rnd 4	type Rapid	result 1	date 2025-09-20	rnd 5	type Rapid	result 1
		Opponent Tshindeni, S (Sihle)				Opponent Jonkers, C (Cyrus)
3	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Kuhn, D (Diago)				Opponent Krynauw, E (Eben)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Kuhn, D (Diago)				Opponent Krynauw, E (Eben)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 0.5	date 2025-02-22	rnd 4	type Standard	result 0.5
		Opponent Filander, E (Elijah)				Opponent Filander, E (Elijah)

#	Games	Start				End
1	5	Tournament Stellenbosch Primary 2025				Tournament Rhenish Primary 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 0.5
		Opponent Jumat, M (Mj)				Opponent Van Der Westhuizen, W (Werner)
2	2	Tournament Rhenish Primary 2025				Tournament Rhenish Primary 2025
		date 2025-09-20	rnd 4	type Rapid	result 1	date 2025-09-20	rnd 5	type Rapid	result 1
		Opponent Tshindeni, S (Sihle)				Opponent Jonkers, C (Cyrus)
3	2	Tournament Stellenbosch Primary 2024				Tournament Stellenbosch Primary 2024
		date 2024-08-17	rnd 3	type Rapid	result 1	date 2024-08-17	rnd 4	type Rapid	result 1
		Opponent Saul, R (Rebekah)				Opponent Viljoen, P (Philip)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Stellenbosch Primary 2025				Tournament Rhenish Primary 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-09-20	rnd 1	type Rapid	result 1
		Opponent Jumat, M (Mj)				Opponent Ntlombeni, A (Anathi)
2	2	Tournament Rhenish Primary 2025				Tournament Rhenish Primary 2025
		date 2025-09-20	rnd 4	type Rapid	result 1	date 2025-09-20	rnd 5	type Rapid	result 1
		Opponent Tshindeni, S (Sihle)				Opponent Jonkers, C (Cyrus)
3	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Kuhn, D (Diago)				Opponent Krynauw, E (Eben)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Kuhn, D (Diago)				Opponent Krynauw, E (Eben)

#	Games	Start				End
1	4	Tournament Stellenbosch Primary 2025				Tournament Rhenish Primary 2025
		date 2025-08-16	rnd 3	type Rapid	result 1	date 2025-09-20	rnd 1	type Rapid	result 1
		Opponent Jumat, M (Mj)				Opponent Ntlombeni, A (Anathi)
2	2	Tournament Rhenish Primary 2025				Tournament Rhenish Primary 2025
		date 2025-09-20	rnd 4	type Rapid	result 1	date 2025-09-20	rnd 5	type Rapid	result 1
		Opponent Tshindeni, S (Sihle)				Opponent Jonkers, C (Cyrus)
3	2	Tournament Stellenbosch Primary 2024				Tournament Stellenbosch Primary 2024
		date 2024-08-17	rnd 3	type Rapid	result 1	date 2024-08-17	rnd 4	type Rapid	result 1
		Opponent Saul, R (Rebekah)				Opponent Viljoen, P (Philip)

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	Saul ,R (Rebekah)	2	1	0	0	0	0	2	1	0	0	0	0
1	Saul ,R (Rebekah)	2	1199.6	1199.6	0	0	0	2	1208.8	1199.6	0	0	0
2	Julies ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Julies ,D (Daniel)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Kuhn ,D (Diago)	1	1	425	1	1	425	0	0	0	0	0	0
3	Kuhn ,D (Diago)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Januarie ,L (Lee Roy)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Januarie ,L (Lee Roy)	1	1319.9	894.9	1	1318.2	894.9	0	0	0	0	0	0
5	Krynauw ,E (Eben)	1	1	425	1	1	425	0	0	0	0	0	0
5	Krynauw ,E (Eben)	1	1410.9	1835.9	1	1385.2	1835.9	0	0	0	0	0	0
6	Filander ,E (Elijah)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Filander ,E (Elijah)	1	1295.3	1295.3	1	1283.5	1295.3	0	0	0	0	0	0
7	Marais ,J (Johan)	1	1	425	0	0	0	1	1	425	0	0	0
7	Marais ,J (Johan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Ntlombeni ,A (Anathi)	1	1	425	0	0	0	1	1	425	0	0	0
8	Ntlombeni ,A (Anathi)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Daniels ,C (Cee-Jay)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Daniels ,C (Cee-Jay)	1	1164.8	739.8	0	0	0	1	1142.8	739.8	0	0	0
10	Tshindeni ,S (Sihle)	1	1	425	0	0	0	1	1	425	0	0	0
10	Tshindeni ,S (Sihle)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Olst, A (Ant)

Ratings

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Historical performance

Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms