Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Jaarsveld, A (Adrian)

Chess SA id

1080119344

FIDE id

Date of birth

2008-08-27 (U18)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-17

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1218.8	1247.8	1174.1	1200
Raw rating	1218.8	1247.8	1174.1	1200
Weighted rating	1217.5	1247.8	1170.6	1200
Weighted performance	0	0	0	0
Floor	741.2	748	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.4	154.9	172	165.8
Highest rating	1410 2019-10-01	1400.7 2019-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1241.2 2024-02-01	1248 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1241.2 2024-02-01	1248 2024-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1410 2019-10-01	1400.7 2019-10-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1218.8	1247.8	1174.1	1200
Analysis
Rating	1218.8	1247.8	1174.1	1200
Raw rating	1218.8	1247.8	1174.1	1200
Weighted rating	1217.5	1247.8	1170.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	741.2	748	700	700
Max/Min rating change allowed	161.4	154.9	172	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	1218.8	1247.8	1174.1	1200
New weighted rating	1217.2	1247.8	1170.4	1200
New weighted performance	0	0	0	0
Temp new rating	1218.8	1247.8	1174.1	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1218.8	1247.8	1174.1	1200
New K-factor	36	36	36	36
New floor	741.2	748	700	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	3	0	3
	0	0	0
	0	0	0
	0	0	0
History	13	10	3

Games since
	Main 8	Standard 5		Rapid 3		Blitz 0
Gender	Male
Age group	U18
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	5	2	40	-85	1231.7	1146.7
Standard	5	2	40	-85	1231.7	1146.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	13	6	46.15	-32.7	1198.5	1165.8
Standard	10	6	60	85	1190.7	1275.7
Rapid	3	0	0	-425	1224.5	799.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1218.8	1247.8	1174.1	1200
2025-09-01	1218.8	1247.8	1174.1	1200
2025-08-01	1218.8	1247.8	1174.1	1200
2025-07-01	1218.8	1247.7	1174.1	1200
2025-06-01	1218.5	1245.9	1174.1	1200
2025-05-01	1221.2	1248	1174.1	1200
2025-04-01	1221.2	1248	1174.1	1200
2025-03-01	1221.2	1248	1174.1	1200
2025-02-01	1220.2	1248	1172.9	1200
2025-01-01	1198.3	1248	1144.6	1200
2024-12-01	1198.3	1248	1144.6	1200
2024-11-01	1198.3	1248	1144.6	1200
2024-10-01	1198.3	1248	1144.6	1200
2024-09-01	1198.3	1248	1144.6	1200
2024-08-01	1198.3	1248	1144.6	1200
2024-07-01	1241.2	1248	1200	1200
2024-06-01	1241.2	1248	1200	1200
2024-08-01	1241.2	1248	1200	1200
2024-04-01	1241.2	1248	1200	1200
2024-03-01	1241.2	1248	1200	1200
2024-02-01	1241.2	1248	1200	1200
2024-01-01	1241.2	1248	1200	1200
2023-12-01	1241.2	1248	1200	1200
2023-11-01	1241.2	1248	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	D6 HS Teams Alberton & Germiston 2025 (U17A)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	D6 HS Teams Alberton & Germiston 2025 (U17A)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	2024 D6 Teams (Pool B U19)	2024-07-13	2024-07-13	Rapid	Ekurhuleni (GE)	3	3	0	Yes	Analysis
3	Sedibeng DF Malherbe Open 2019 (E)	2019-10-12	2019-10-12	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament Sedibeng DF Malherbe Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-10-12	rnd 1	type Standard	result 1	date 2019-10-12	rnd 4	type Standard	result 1
		Opponent Welthagen, H (Henry)				Opponent Sithole, R (Reabetswe)
2	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Nkuzana, N (Ntsako)
3	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Van Wyd, D (Dente)				Opponent Van Wyd, D (Dente)

#	Games	Start				End
1	4	Tournament Sedibeng DF Malherbe Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-10-12	rnd 1	type Standard	result 1	date 2019-10-12	rnd 4	type Standard	result 1
		Opponent Welthagen, H (Henry)				Opponent Sithole, R (Reabetswe)
2	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Nkuzana, N (Ntsako)
3	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Van Wyd, D (Dente)				Opponent Van Wyd, D (Dente)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Sedibeng DF Malherbe Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-10-12	rnd 1	type Standard	result 1	date 2019-10-12	rnd 4	type Standard	result 1
		Opponent Welthagen, H (Henry)				Opponent Sithole, R (Reabetswe)
2	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Nkuzana, N (Ntsako)
3	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Van Wyd, D (Dente)				Opponent Van Wyd, D (Dente)

#	Games	Start				End
1	4	Tournament Sedibeng DF Malherbe Open 2019				Tournament Sedibeng DF Malherbe Open 2019
		date 2019-10-12	rnd 1	type Standard	result 1	date 2019-10-12	rnd 4	type Standard	result 1
		Opponent Welthagen, H (Henry)				Opponent Sithole, R (Reabetswe)
2	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Nkuzana, N (Ntsako)				Opponent Nkuzana, N (Ntsako)
3	1	Tournament D6 HS Teams Alberton & Germiston 2025				Tournament D6 HS Teams Alberton & Germiston 2025
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Van Wyd, D (Dente)				Opponent Van Wyd, D (Dente)

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	Nxele ,M (Miracle)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Nxele ,M (Miracle)	2	1223.2	798.2	1	1240.9	798.2	1	1200	798.2	0	0	0
2	Woodborne ,S (Shaun-Lucas)	1	1	425	1	1	425	0	0	0	0	0	0
2	Woodborne ,S (Shaun-Lucas)	1	1082.5	1507.5	1	1059.2	1507.5	0	0	0	0	0	0
3	Nkuzana ,N (Ntsako)	1	1	425	1	1	425	0	0	0	0	0	0
3	Nkuzana ,N (Ntsako)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Sithole ,R (Reabetswe)	1	1	425	1	1	425	0	0	0	0	0	0
4	Sithole ,R (Reabetswe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Van Wyd ,D (Dente)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van Wyd ,D (Dente)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Welthagen ,H (Henry)	1	1	425	1	1	425	0	0	0	0	0	0
6	Welthagen ,H (Henry)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Bodibe ,S (Senzo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Bodibe ,S (Senzo)	1	1275.4	850.4	1	1237.8	850.4	0	0	0	0	0	0
8	Pienaar ,K (Kobus)	1	1	425	1	1	425	0	0	0	0	0	0
8	Pienaar ,K (Kobus)	1	1119.7	1544.7	1	1107.2	1544.7	0	0	0	0	0	0
9	Nkosi ,B (Bahle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Nkosi ,B (Bahle)	1	1236.4	811.4	1	1200	811.4	0	0	0	0	0	0
10	Erxleben ,B (Bregitte)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Erxleben ,B (Bregitte)	1	1146.5	721.5	1	1135.6	721.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Van Jaarsveld, A (Adrian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms