Chess South Africa Ratings Database

PLAYER PAGE

Personal

Stander, J (Jack)

Chess SA id

1100149929

FIDE id

Date of birth

2010-01-04 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1514.7

Item	Main	Standard	Rapid	Blitz
Rating	1482.9	1489.3	1200	1200
Raw rating	1482.9	1489.3	1200	1200
Weighted rating	1378.4	1380.3	1200	1200
Weighted performance	1405.9	1412	0	0
Floor	982.9	989.3	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	110.8	109.8	165.8	165.8
Highest rating	1482.9 2025-05-05	1489.3 2025-05-05	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1482.9 2025-05-05	1489.3 2025-05-05	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1353.3 2025-08-01	1489.3 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1482.9 2025-05-05	1489.3 2023-03-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1482.9	1489.3	1200	1200
Analysis
Rating	1482.9	1489.3	1200	1200
Raw rating	1482.9	1489.3	1200	1200
Weighted rating	1378.4	1380.3	1200
Weighted performance	1405.9	1412	0
K-factor	32	32	36	36
Floor	982.9	989.3	700	700
Max/Min rating change allowed	110.8	109.8	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	1482.9	1489.3	1200	1200
New weighted rating	1389.9	1392.2	1200	1200
New weighted performance	1405.4	1411.5	0	0
Temp new rating	1482.9	1489.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1482.9	1489.3	1200	1200
New K-factor	32	32	36	36
New floor	982.9	989.3	700	700

Item	Main	Standard
	0	0
	25	25
	24	24
	31	31
	0	0
	0	0
History	80	80

Games since
	Main 49	Standard 49		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1395		420		103
Male	1191		349		88
U16	182		57		15
U16 Male	146		46		12
Standard
	RSA		Province		Region
Overall	1263		344		85
Male	1075		276		68
U16	173		54		14
U16 Male	138		43		11
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	25	18.5	74	204	1333.1	1537.1
Standard	25	18.5	74	204	1333.1	1537.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	80	49	61.25	95.6	1288.5	1384.1
Standard	80	49	61.25	95.6	1288.5	1384.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1482.9	1489.3	1200	1200
2025-09-01	1482.9	1489.3	1200	1200
2025-08-01	1482.9	1489.3	1200	1200
2025-07-01	1482.9	1489.3	1200	1200
2025-06-01	1482.9	1489.3	1200	1200
2025-05-01	1482.9	1489.3	1200	1200
2025-04-01	1404.9	1407.6	1200	1200
2025-03-01	1307.6	1311.1	1200	1200
2025-02-01	1284.4	1283	1200	1200
2025-01-01	1284.1	1279.8	1200	1200
2024-12-01	1284.1	1279.8	1200	1200
2024-11-01	1284.1	1279.8	1200	1200
2024-10-01	1284.1	1279.8	1200	1200
2024-09-01	1284.1	1279.8	1200	1200
2024-08-01	1284.1	1279.8	1200	1200
2024-07-01	1284.1	1279.8	1200	1200
2024-06-01	1284.1	1279.8	1200	1200
2024-08-01	1284.1	1279.8	1200	1200
2024-04-01	1297.8	1303.2	1200	1200
2024-03-01	1301.4	1310.8	1200	1200
2024-02-01	1272.7	1274.1	1200	1200
2024-01-01	1272.7	1274.1	1200	1200
2023-12-01	1272.7	1274.1	1200	1200
2023-11-01	1272.7	1274.1	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	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	7.5	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
3	Oudussa Trials 2025 (U15)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
4	Oudussa Trials 2 2025 (U5 Boys+Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	7.5	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
3	Oudussa Trials 2025 (U15)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
4	Oudussa Trials 2 2025 (U5 Boys+Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	Eden Chess Trials 2 2024 (U16)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	9	4.5	Yes	Analysis
6	Eden School Chess Trials 1 2024 (U15 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
7	OUDUSSA Trials 2 2024 (U15 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	3	Yes	Analysis
8	OUDUSSA Trials 1 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
9	Mossel Bay Open 2023 (B)	2023-09-30	2023-10-01	Standard	Eden (WEG)	6	3	1	Yes	Analysis
10	Eden Trials 2+3 2023 (U14)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	9	5	Yes	Analysis
11	George Chess Club Winter Open 2023 (B)	2023-05-20	2023-05-20	Standard	Eden (WEG)	5	4	1	Yes	Analysis
12	Eden Trails 1 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
13	George Chess Trials 3 2023 (U13 Boys)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	4	Yes	Analysis
14	George Chess Trials 2 2023 (U13 Boys)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis

#	Games	Start				End
1	8	Tournament Oudussa Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-01	rnd 4	type Standard	result 0.5	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Witbooi, S (Sergio)				Opponent Kannemeyer, D (Dealon)
2	7	Tournament George Chess Trials 3 2023				Tournament Eden Trails 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-03-11	rnd 3	type Standard	result 1
		Opponent Potts, L (Lyall)				Opponent Petersen, S (Shenwin)
3	6	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 5	type Standard	result 0.5	date 2025-04-12	rnd 10	type Standard	result 1
		Opponent Mcana, S (Sibusiso)				Opponent Claassen, M (Mervin)

#	Games	Start				End
1	8	Tournament Oudussa Trials 2 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-02-01	rnd 4	type Standard	result 0.5	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Witbooi, S (Sergio)				Opponent Kannemeyer, D (Dealon)
2	7	Tournament George Chess Trials 3 2023				Tournament Eden Trails 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-03-11	rnd 3	type Standard	result 1
		Opponent Potts, L (Lyall)				Opponent Petersen, S (Shenwin)
3	6	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 5	type Standard	result 0.5	date 2025-04-12	rnd 10	type Standard	result 1
		Opponent Mcana, S (Sibusiso)				Opponent Claassen, M (Mervin)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament George Chess Trials 3 2023				Tournament Eden Trails 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-03-11	rnd 3	type Standard	result 1
		Opponent Potts, L (Lyall)				Opponent Petersen, S (Shenwin)
2	4	Tournament Oudussa Trials 2 2025				Tournament Oudussa Trials 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Opperman, D (Dant�)				Opponent Julies, J (Jaysiano)
3	4	Tournament Eden Chess Trials 2 2024				Tournament Eden Chess Trials 2 2024
		date 2024-04-13	rnd 5	type Standard	result 1	date 2024-04-20	rnd 8	type Standard	result 1
		Opponent Mfiki, P (Philasande)				Opponent Botha, J (Josephnique)

#	Games	Start				End
1	7	Tournament George Chess Trials 3 2023				Tournament Eden Trails 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-03-11	rnd 3	type Standard	result 1
		Opponent Potts, L (Lyall)				Opponent Petersen, S (Shenwin)
2	4	Tournament Oudussa Trials 2 2025				Tournament Oudussa Trials 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Opperman, D (Dant�)				Opponent Julies, J (Jaysiano)
3	4	Tournament Eden Chess Trials 2 2024				Tournament Eden Chess Trials 2 2024
		date 2024-04-13	rnd 5	type Standard	result 1	date 2024-04-20	rnd 8	type Standard	result 1
		Opponent Mfiki, P (Philasande)				Opponent Botha, J (Josephnique)

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	Minnies ,J (Jo Neyden)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Minnies ,J (Jo Neyden)	3	1355.2	1213.5	3	1365.7	1213.5	0	0	0	0	0	0
2	Witbooi ,S (Sergio)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
2	Witbooi ,S (Sergio)	3	1220.9	1220.9	3	1215.1	1220.9	0	0	0	0	0	0
3	Isaaks ,M (Matthew)	2	2	425	2	2	425	0	0	0	0	0	0
3	Isaaks ,M (Matthew)	2	1187.5	1612.5	2	1188.5	1612.5	0	0	0	0	0	0
4	Potts ,L (Lyall)	2	2	425	2	2	425	0	0	0	0	0	0
4	Potts ,L (Lyall)	2	1146.9	1571.9	2	1183.6	1571.9	0	0	0	0	0	0
5	Stephanus ,E (Earl)	2	1	0	2	1	0	0	0	0	0	0	0
5	Stephanus ,E (Earl)	2	1533.1	1533.1	2	1581.6	1533.1	0	0	0	0	0	0
6	Mcana ,S (Sibusiso)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
6	Mcana ,S (Sibusiso)	2	1248.4	1460.9	2	1257.4	1460.9	0	0	0	0	0	0
7	Petersen ,S (Shenwin)	2	1	0	2	1	0	0	0	0	0	0	0
7	Petersen ,S (Shenwin)	2	1460.2	1460.2	2	1465.7	1460.2	0	0	0	0	0	0
8	Claassen ,M (Mervin)	2	1	0	2	1	0	0	0	0	0	0	0
8	Claassen ,M (Mervin)	2	1491.2	1491.2	2	1495.8	1491.2	0	0	0	0	0	0
9	Brits ,R (Rogan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Brits ,R (Rogan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Michaels ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Michaels ,J (Joshua)	1	1254.3	829.3	1	1267.2	829.3	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

Stander, J (Jack)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms