Chess South Africa Ratings Database

PLAYER PAGE

Personal

Meiboom, C (Cees)

Chess SA id

157022508

FIDE id

Date of birth

1957-03-13 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1972.3	1982.8	1928.4	1967.4
Raw rating	1972.3	1982.8	1928.4	1967.4
Weighted rating	1971.9	1982.8	1928.4	1967.2
Weighted performance	0	0	0	0
Floor	1482.8	1482.8	1482.8	1482.8
K-factor	24	24	24	24
Min/Max rating change allowed	55.2	54.4	58.7	55.6
Highest rating	1982.8 2019-02-01	1982.8 2019-02-01	1982.8 2019-02-01	1982.8 2019-02-01
Highest raw rating	1982.8 2018-01-01	1982.8 2024-02-01	1982.8 2018-01-01	1982.8 2018-01-01
Highest weighted rating	1982.8 2019-02-01	1982.8 2019-02-01	1982.8 2019-02-01	1982.8 2019-02-01
Highest weighted performance	1618.6 2019-05-01	1200 2024-02-01	1680.7 2019-05-01	1783 2019-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1972.3	1982.8	1928.4	1967.4
Analysis
Rating	1972.3	1982.8	1928.4	1967.4
Raw rating	1972.3	1982.8	1928.4	1967.4
Weighted rating	1971.9	1982.8	1928.4
Weighted performance	0	0	0
K-factor	24	24	24	24
Floor	1482.8	1482.8	1482.8	1482.8
Max/Min rating change allowed	55.2	54.4	58.7	55.6
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	1972.3	1982.8	1928.4	1967.4
New weighted rating	1972.2	1982.8	1928.4	1967.3
New weighted performance	0	0	0	0
Temp new rating	1972.3	1982.8	1928.4	1967.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1972.3	1982.8	1928.4	1967.4
New K-factor	24	24	24	24
New floor	1482.8	1482.8	1482.8	1482.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	48	29	10	9

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	7.5	39.47	-89.5	1820.1	1730.7
Standard	0	0	0	0	0	0
Rapid	10	3.5	35	-127.5	1794.6	1667.1
Blitz	9	4	44.44	-47.2	1848.5	1801.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1972.3	1982.8	1928.4	1967.4
2025-09-01	1972.3	1982.8	1928.4	1967.4
2025-08-01	1972.3	1982.8	1928.4	1967.4
2025-07-01	1972.3	1982.8	1928.4	1967.4
2025-06-01	1972.3	1982.8	1928.4	1967.4
2025-05-01	1972.3	1982.8	1928.4	1967.4
2025-04-01	1972.3	1982.8	1928.4	1967.4
2025-03-01	1972.3	1982.8	1928.4	1967.4
2025-02-01	1972.3	1982.8	1928.4	1967.4
2025-01-01	1972.3	1982.8	1928.4	1967.4
2024-12-01	1972.3	1982.8	1928.4	1967.4
2024-11-01	1972.3	1982.8	1928.4	1967.4
2024-10-01	1972.3	1982.8	1928.4	1967.4
2024-09-01	1972.3	1982.8	1928.4	1967.4
2024-08-01	1972.3	1982.8	1928.4	1967.4
2024-07-01	1972.3	1982.8	1928.4	1967.4
2024-06-01	1972.3	1982.8	1928.4	1967.4
2024-08-01	1972.3	1982.8	1928.4	1967.4
2024-04-01	1972.3	1982.8	1928.4	1967.4
2024-03-01	1972.3	1982.8	1928.4	1967.4
2024-02-01	1972.3	1982.8	1928.4	1967.4
2024-01-01	1972.3	1982.8	1928.4	1967.4
2023-12-01	1932.4	1982.8	1928.4	1941.8
2023-11-01	1932.4	1982.8	1928.4	1941.8

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2019 SWVG Arnold Classic (Rapid Prestige)	2019-05-18	2019-05-19	Rapid	Tshwane (GTP)	10	10	3.5	Yes	Analysis
2	2019 SWVG Arnold Classic (Blitz Prestige)	2019-05-19	2019-05-19	Blitz	Tshwane (GTP)	10	9	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 9	type Blitz	result 1	date 2019-05-19	rnd 8	type Rapid	result 0.5
		Opponent Bucceri, DR (Draven)				Opponent Bucceri, DR (Draven)
2	2	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-18	rnd 6	type Rapid	result 0.5	date 2019-05-18	rnd 7	type Rapid	result 0.5
		Opponent Molepo, MQ (Maropeng)				Opponent Steyn, H (Hans)
3	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 7	type Blitz	result 1	date 2019-05-19	rnd 7	type Blitz	result 1
		Opponent Longano, A (Anthony)				Opponent Longano, A (Anthony)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-18	rnd 6	type Rapid	result 0.5	date 2019-05-19	rnd 8	type Rapid	result 0.5
		Opponent Molepo, MQ (Maropeng)				Opponent Bucceri, DR (Draven)
2	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-18	rnd 4	type Rapid	result 1	date 2019-05-18	rnd 4	type Rapid	result 1
		Opponent Tenzer, D (Daniel)				Opponent Tenzer, D (Daniel)
3	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-18	rnd 1	type Rapid	result 1	date 2019-05-18	rnd 1	type Rapid	result 1
		Opponent Khumalo, KB (Keith)				Opponent Khumalo, KB (Keith)

#	Games	Start				End
1	2	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 9	type Blitz	result 1	date 2019-05-19	rnd 10	type Blitz	result 1
		Opponent Bucceri, DR (Draven)				Opponent Sithole, C (Collins)
2	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 7	type Blitz	result 1	date 2019-05-19	rnd 7	type Blitz	result 1
		Opponent Longano, A (Anthony)				Opponent Longano, A (Anthony)
3	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 5	type Blitz	result 1	date 2019-05-19	rnd 5	type Blitz	result 1
		Opponent Tenzer, D (Daniel)				Opponent Tenzer, D (Daniel)

#	Games	Start				End
1	2	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 9	type Blitz	result 1	date 2019-05-19	rnd 10	type Blitz	result 1
		Opponent Bucceri, DR (Draven)				Opponent Sithole, C (Collins)
2	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 7	type Blitz	result 1	date 2019-05-19	rnd 7	type Blitz	result 1
		Opponent Longano, A (Anthony)				Opponent Longano, A (Anthony)
3	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 5	type Blitz	result 1	date 2019-05-19	rnd 5	type Blitz	result 1
		Opponent Tenzer, D (Daniel)				Opponent Tenzer, D (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-18	rnd 4	type Rapid	result 1	date 2019-05-18	rnd 4	type Rapid	result 1
		Opponent Tenzer, D (Daniel)				Opponent Tenzer, D (Daniel)
2	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-18	rnd 1	type Rapid	result 1	date 2019-05-18	rnd 1	type Rapid	result 1
		Opponent Khumalo, KB (Keith)				Opponent Khumalo, KB (Keith)

#	Games	Start				End
1	2	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 9	type Blitz	result 1	date 2019-05-19	rnd 10	type Blitz	result 1
		Opponent Bucceri, DR (Draven)				Opponent Sithole, C (Collins)
2	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 7	type Blitz	result 1	date 2019-05-19	rnd 7	type Blitz	result 1
		Opponent Longano, A (Anthony)				Opponent Longano, A (Anthony)
3	1	Tournament 2019 SWVG Arnold Classic				Tournament 2019 SWVG Arnold Classic
		date 2019-05-19	rnd 5	type Blitz	result 1	date 2019-05-19	rnd 5	type Blitz	result 1
		Opponent Tenzer, D (Daniel)				Opponent Tenzer, D (Daniel)

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	Bucceri ,DR (Draven Ricardo)	2	1.5	212.5	0	0	0	1	0.5	0	1	1	425
1	Bucceri ,DR (Draven Ricardo)	2	1651.9	1864.4	0	0	0	1	1621	1651.9	1	1639.5	2076.9
2	Tenzer ,D (Daniel Eli)	2	2	425	0	0	0	1	1	425	1	1	425
2	Tenzer ,D (Daniel Eli)	2	1567.1	1992.1	0	0	0	1	1563.8	1992.1	1	1564.6	1992.1
3	Uzeni ,T (Tapera)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Uzeni ,T (Tapera)	1	1852	1427	0	0	0	1	1857.6	1427	0	0	0
4	Khumalo ,KB (Keith Babongile)	1	1	425	0	0	0	1	1	425	0	0	0
4	Khumalo ,KB (Keith Babongile)	1	2060.1	2485.1	0	0	0	1	2054.8	2485.1	0	0	0
5	Mnguni ,JD (Jakob Dumisani)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Mnguni ,JD (Jakob Dumisani)	1	2146.1	1721.1	0	0	0	1	2203.1	1721.1	0	0	0
6	Steyn ,H (Hans)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
6	Steyn ,H (Hans)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
7	Oosthuizen ,MJ (Michal Jacobus)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Oosthuizen ,MJ (Michal Jacobus)	1	1615.2	1190.2	0	0	0	1	1477.7	1190.2	0	0	0
8	Molepo ,MQ (Maropeng Quintallion)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
8	Molepo ,MQ (Maropeng Quintallion)	1	1854.2	1854.2	0	0	0	1	1873.7	1854.2	0	0	0
9	Erlank ,WK (Warrick)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Erlank ,WK (Warrick)	1	2066	1641	0	0	0	1	2125.5	1641	0	0	0
10	Goosen ,A (Anton)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Goosen ,A (Anton)	1	1933.3	1508.3	0	0	0	1	2001.9	1508.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Meiboom, C (Cees)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms