Chess South Africa Ratings Database

PLAYER PAGE

Personal

Raubenheimer, J (Josia)

Chess SA id

1160311027

FIDE id

Date of birth

2016-10-26 (U10)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

2025-03-12

Junior GPX Games

Junior GPX Points

1364.7

Item	Main	Standard	Rapid	Blitz
Rating	1347.2	1376.6	1192.9	1200
Raw rating	1347.2	1376.6	1192.9	1200
Weighted rating	1239.8	1252.1	1191.8	1200
Weighted performance	1315.1	1325	0	0
Floor	847.2	876.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	134.4	128.9	167.5	165.8
Highest rating	1347.2 2025-09-01	1376.6 2025-09-01	1200 2024-11-01	1200 2024-10-01
Highest raw rating	1347.2 2025-09-01	1376.6 2025-09-01	1200 2024-09-01	1200 2024-10-01
Highest weighted rating	1229.3 2025-09-01	1239.8 2025-09-01	1200 2024-11-01	1200 2024-10-01
Highest weighted performance	1328.7 2025-09-01	1338.8 2025-09-01	1200 2024-12-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1347.2	1376.6	1192.9	1200
Analysis
Rating	1347.2	1376.6	1192.9	1200
Raw rating	1347.2	1376.6	1192.9	1200
Weighted rating	1239.8	1252.1	1191.8
Weighted performance	1315.1	1325	0
K-factor	36	36	36	36
Floor	847.2	876.6	700	700
Max/Min rating change allowed	134.4	128.9	167.5	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	1347.2	1376.6	1192.9	1200
New weighted rating	1249.8	1263.8	1191.7	1200
New weighted performance	1314.6	1324.6	0	0
Temp new rating	1347.2	1376.6	1192.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1347.2	1376.6	1192.9	1200
New K-factor	36	36	36	36
New floor	847.2	876.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	34	34	0
	5	0	5
	0	0	0
	0	0	0
	0	0	0
History	39	34	5

Games since
	Main 39	Standard 34		Rapid 5		Blitz 0
Gender	Male
Age group	U10
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	2297		631		193
Male	1867		477		144
U10	163		39		18
U10 Male	141		30		13
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	34	20.5	60.29	87.5	1277.2	1364.7
Standard	34	20.5	60.29	87.5	1277.2	1364.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	39	22.5	57.69	65.4	1264.8	1330.2
Standard	34	20.5	60.29	87.5	1277.2	1364.7
Rapid	5	2	40	-85	1180.5	1095.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1347.2	1376.6	1192.9	1200
2025-09-01	1347.2	1376.6	1192.9	1200
2025-08-01	1259.9	1272.4	1192.9	1200
2025-07-01	1259.9	1272.4	1192.9	1200
2025-06-01	1259.9	1272.4	1192.9	1200
2025-05-01	1256.7	1275.2	1192.9	1200
2025-04-01	1243.5	1261.2	1192.9	1200
2025-03-01	1207.5	1213.6	1192.9	1200
2025-02-01	1195.5	1200	1192.1	1200
2025-01-01	1187.8	1200	1178.4	1200
2024-12-01	1187.8	1200	1178.4	1200
2024-11-01	1187.8	1200	1178.4	1200
2024-10-01	1187.8	1200	1178.4	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	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	Eden Top Schools 2025 (U9)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	3	Yes	Analysis
2	Mossel Bay Top Schools 2025 (U9 Open)	2025-08-02	2025-08-02	Standard	Eden (WEG)	6	4	4	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
4	Eden Chess Trials 2 2025 (U10)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	5	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U9 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	Mossel Bay Schools Trials 2 2025 (U9 Boys)	2025-02-22	2025-02-22	Standard	Eden (WEG)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U9)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	3	Yes	Analysis
2	Mossel Bay Top Schools 2025 (U9 Open)	2025-08-02	2025-08-02	Standard	Eden (WEG)	6	4	4	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
4	Eden Chess Trials 2 2025 (U10)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	5	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U9 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	Mossel Bay Schools Trials 2 2025 (U9 Boys)	2025-02-22	2025-02-22	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Tsogo Sun Moves For Life Learners Tournament 2024 (U9)	2024-08-31	2024-08-31	Rapid	Eden (WEG)	6	5	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament Mossel Bay Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Prins, E (Eldon)				Opponent Mokele, T (Tye)
2	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 8	type Standard	result 1	date 2025-04-12	rnd 10	type Standard	result 1
		Opponent Koppies, U (Unako)				Opponent Pentz, T (Taylor)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 0.5
		Opponent Van Zyl, K (Khan)				Opponent Faasen, C (Charles)

#	Games	Start				End
1	6	Tournament Mossel Bay Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Prins, E (Eldon)				Opponent Mokele, T (Tye)
2	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 8	type Standard	result 1	date 2025-04-12	rnd 10	type Standard	result 1
		Opponent Koppies, U (Unako)				Opponent Pentz, T (Taylor)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 0.5
		Opponent Van Zyl, K (Khan)				Opponent Faasen, C (Charles)

#	Games	Start				End
1	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 6	type Rapid	result 0.5	date 2024-08-31	rnd 6	type Rapid	result 0.5
		Opponent Kiewiet, K (Keavan)				Opponent Kiewiet, K (Keavan)
2	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 4	type Rapid	result 1	date 2024-08-31	rnd 4	type Rapid	result 1
		Opponent Roman, L (Leche)				Opponent Roman, L (Leche)
3	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 2	type Rapid	result 0.5	date 2024-08-31	rnd 2	type Rapid	result 0.5
		Opponent Gombani, R (Raphaelle)				Opponent Gombani, R (Raphaelle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Mossel Bay Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Prins, E (Eldon)				Opponent Mokele, T (Tye)
2	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 8	type Standard	result 1	date 2025-04-12	rnd 10	type Standard	result 1
		Opponent Koppies, U (Unako)				Opponent Pentz, T (Taylor)
3	2	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Fakier, M (Mushfieqa)				Opponent Lamprecht, A (Ane)

#	Games	Start				End
1	6	Tournament Mossel Bay Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Prins, E (Eldon)				Opponent Mokele, T (Tye)
2	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-04-12	rnd 8	type Standard	result 1	date 2025-04-12	rnd 10	type Standard	result 1
		Opponent Koppies, U (Unako)				Opponent Pentz, T (Taylor)
3	2	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Fakier, M (Mushfieqa)				Opponent Lamprecht, A (Ane)

#	Games	Start				End
1	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 4	type Rapid	result 1	date 2024-08-31	rnd 4	type Rapid	result 1
		Opponent Roman, L (Leche)				Opponent Roman, L (Leche)

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	Wicks ,T (Tashrique)	2	2	425	2	2	425	0	0	0	0	0	0
1	Wicks ,T (Tashrique)	2	1199.7	1624.7	2	1199.7	1624.7	0	0	0	0	0	0
2	Petersen ,B (Bryson)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Petersen ,B (Bryson)	2	1488.2	1063.2	2	1595.2	1063.2	0	0	0	0	0	0
3	Boltman ,J (Jandre)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Boltman ,J (Jandre)	2	1386.8	961.8	2	1396.8	961.8	0	0	0	0	0	0
4	Fillies ,E (Eli)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Fillies ,E (Eli)	2	1191.5	766.5	1	1195.7	766.5	1	1200	766.5	0	0	0
5	Jantjies ,Z (Zeeq)	1	1	425	1	1	425	0	0	0	0	0	0
5	Jantjies ,Z (Zeeq)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Koppies ,U (Unako)	1	1	425	1	1	425	0	0	0	0	0	0
6	Koppies ,U (Unako)	1	1196.4	1621.4	1	1195.9	1621.4	0	0	0	0	0	0
7	Wyngaard ,L (Luke)	1	1	425	1	1	425	0	0	0	0	0	0
7	Wyngaard ,L (Luke)	1	1361.7	1786.7	1	1350.3	1786.7	0	0	0	0	0	0
8	Mokele ,T (Tye)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mokele ,T (Tye)	1	1182.8	1607.8	1	1179.8	1607.8	0	0	0	0	0	0
9	Van Zyl ,K (Khan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Zyl ,K (Khan)	1	1193.6	1618.6	1	1200	1618.6	0	0	0	0	0	0
10	Valentyn ,Z (Zielke)	1	1	425	1	1	425	0	0	0	0	0	0
10	Valentyn ,Z (Zielke)	1	1248.5	1673.5	1	1262.1	1673.5	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

Raubenheimer, J (Josia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms