Chess South Africa Ratings Database

PLAYER PAGE

Personal

Waldhausen, O (Oliver)

Chess SA id

1120327777

FIDE id

Date of birth

2012-03-08 (U14)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1229.8	1200	1216.8	1200
Raw rating	1229.8	1200	1216.8	1200
Weighted rating	1201.3	1200	1198.6	1200
Weighted performance	0	0	0	0
Floor	729.8	700	716.8	700
K-factor	36	40	36	40
Min/Max rating change allowed	158.9	165.8	161.9	165.8
Highest rating	1229.8 2025-11-01	1199 2025-09-16	1216.8 2025-11-01	1199 2025-09-16
Highest raw rating	1229.8 2025-11-01	1199 2025-09-16	1216.8 2025-11-01	1199 2025-09-16
Highest weighted rating	1201.3 2025-11-01	0 2025-09-16	1198.6 2025-11-01	0 2025-09-16
Highest weighted performance	0 2025-09-16	0 2025-09-16	0 2025-09-16	0 2025-09-16

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1229.8	1200	1216.8	1200
Analysis
Rating	1229.8	1200	1216.8	1200
Raw rating	1229.8	1200	1216.8	1200
Weighted rating	1201.3	1200	1198.6
Weighted performance	0	0	0
K-factor	36	40	36	40
Floor	729.8	700	716.8	700
Max/Min rating change allowed	158.9	165.8	161.9	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	1229.8	1200	1216.8	1200
New weighted rating	1203.6	1200	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1229.8	1200	1216.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1229.8	1200	1216.8	1200
New K-factor	36	36	36	36
New floor	729.8	700	716.8	700

Item	Main	Rapid
	0	0
	10	10
	0	0
	0	0
	0	0
	0	0
History	10	10

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	M
Age group	U14
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-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	10	5	50	0	1305.7	1305.7
Standard	0	0	0	0	0	0
Rapid	10	5	50	0	1305.7	1305.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	5	50	0	1305.7	1305.7
Standard	0	0	0	0	0	0
Rapid	10	5	50	0	1305.7	1305.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1229.8	1200	1216.8	1200
2025-09-30	1185.4	1200	1164.4	1200
2025-09-01	1200	1200	1200	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	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

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	SACSSA Nationals 2025 (U13 Boys)	2025-10-18	2025-10-18	Rapid	Ekurhuleni (GE)	6	6	4	Yes	Analysis
2	G7 Regional Chess Tournament 2025 (U13)	2025-09-13	2025-09-13	Rapid	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SACSSA Nationals 2025 (U13 Boys)	2025-10-18	2025-10-18	Rapid	Ekurhuleni (GE)	6	6	4	Yes	Analysis
2	G7 Regional Chess Tournament 2025 (U13)	2025-09-13	2025-09-13	Rapid	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament SACSSA Nationals 2025				Tournament SACSSA Nationals 2025
		date 2025-10-18	rnd 4	type Rapid	result 1	date 2025-10-18	rnd 6	type Rapid	result 1
		Opponent Mokoena, O (Onalerona)				Opponent Eapen, E (Ethan)
2	1	Tournament SACSSA Nationals 2025				Tournament SACSSA Nationals 2025
		date 2025-10-18	rnd 2	type Rapid	result 1	date 2025-10-18	rnd 2	type Rapid	result 1
		Opponent Lewies, L (Luan)				Opponent Lewies, L (Luan)
3	1	Tournament G7 Regional Chess Tournament 2025				Tournament G7 Regional Chess Tournament 2025
		date 2025-09-13	rnd 2	type Rapid	result 1	date 2025-09-13	rnd 2	type Rapid	result 1
		Opponent Cavanagh, M (Maryann)				Opponent Cavanagh, M (Maryann)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament G7 Regional Chess Tournament 2025				Tournament G7 Regional Chess Tournament 2025
		date 2025-09-13	rnd 2	type Rapid	result 1	date 2025-09-13	rnd 2	type Rapid	result 1
		Opponent Cavanagh, M (Maryann)				Opponent Cavanagh, M (Maryann)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament G7 Regional Chess Tournament 2025				Tournament G7 Regional Chess Tournament 2025
		date 2025-09-13	rnd 2	type Rapid	result 1	date 2025-09-13	rnd 2	type Rapid	result 1
		Opponent Cavanagh, M (Maryann)				Opponent Cavanagh, M (Maryann)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament G7 Regional Chess Tournament 2025				Tournament G7 Regional Chess Tournament 2025
		date 2025-09-13	rnd 2	type Rapid	result 1	date 2025-09-13	rnd 2	type Rapid	result 1
		Opponent Cavanagh, M (Maryann)				Opponent Cavanagh, M (Maryann)

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	Sokido ,E (Emmanuel)	1	1	425	0	0	0	1	1	425	0	0	0
1	Sokido ,E (Emmanuel)	1	1200.7	1625.7	0	0	0	1	1201.1	1625.7	0	0	0
2	Eapen ,E (Ethan)	1	1	425	0	0	0	1	1	425	0	0	0
2	Eapen ,E (Ethan)	1	1426	1851	0	0	0	1	1320.2	1851	0	0	0
3	Cavanagh ,M (Maryann)	1	1	425	0	0	0	1	1	425	0	0	0
3	Cavanagh ,M (Maryann)	1	1213.4	1638.4	0	0	0	1	1218.7	1638.4	0	0	0
4	Shaba ,S (Steven)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Shaba ,S (Steven)	1	1200.9	775.9	0	0	0	1	1200	775.9	0	0	0
5	Okonkwo ,H (Hope)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Okonkwo ,H (Hope)	1	1225.9	800.9	0	0	0	1	1236.7	800.9	0	0	0
6	Lewies ,L (Luan)	1	1	425	0	0	0	1	1	425	0	0	0
6	Lewies ,L (Luan)	1	1237.2	1662.2	0	0	0	1	1221.8	1662.2	0	0	0
7	Chinoruma ,K (Kupa)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Chinoruma ,K (Kupa)	1	1496.5	1071.5	0	0	0	1	1247.4	1071.5	0	0	0
8	Nemusombori ,LN (Livhuwani Nathan)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Nemusombori ,LN (Livhuwani Nathan)	1	1624.8	1199.8	0	0	0	1	1264.8	1199.8	0	0	0
9	Mokoena ,O (Onalerona)	1	1	425	0	0	0	1	1	425	0	0	0
9	Mokoena ,O (Onalerona)	1	1219.2	1644.2	0	0	0	1	1220.8	1644.2	0	0	0
10	Nhlapo ,U (Unathi)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Nhlapo ,U (Unathi)	1	1212.7	787.7	0	0	0	1	1220.5	787.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Waldhausen, O (Oliver)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms