Chess South Africa Ratings Database

PLAYER PAGE

Personal

Postamas, E (Eathan)

Chess SA id

1090113643

FIDE id

Date of birth

2009-05-28 (U18)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1165.8	1158.8	1200	1200
Raw rating	1165.8	1158.8	1200	1200
Weighted rating	1165.8	1158.8	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	174.1	175.8	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1165.8	1158.8	1200	1200
Analysis
Rating	1165.8	1158.8	1200	1200
Raw rating	1165.8	1158.8	1200	1200
Weighted rating	1165.8	1158.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	174.1	175.8	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	1165.8	1158.8	1200	1200
New weighted rating	1165.8	1158.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1165.8	1158.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1165.8	1158.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		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	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	5	1.5	30	-170	1201.6	1031.6
Standard	5	1.5	30	-170	1201.6	1031.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1165.8	1158.8	1200	1200
2025-09-30	1165.8	1158.8	1200	1200
2025-09-01	1165.8	1158.8	1200	1200
2025-08-01	1165.8	1158.8	1200	1200
2025-07-01	1165.8	1158.8	1200	1200
2025-06-01	1165.8	1158.8	1200	1200
2025-05-01	1165.8	1158.8	1200	1200
2025-04-01	1165.8	1158.8	1200	1200
2025-03-01	1165.8	1158.8	1200	1200
2025-02-01	1165.8	1158.8	1200	1200
2025-01-01	1165.8	1158.8	1200	1200
2024-12-01	1165.8	1158.8	1200	1200
2024-11-01	1165.8	1158.8	1200	1200
2024-10-01	1165.8	1158.8	1200	1200
2024-09-01	1165.8	1158.8	1200	1200
2024-08-01	1165.8	1158.8	1200	1200
2024-07-01	1165.8	1158.8	1200	1200
2024-09-01	1165.8	1158.8	1200	1200
2024-05-01	1165.8	1158.8	1200	1200
2024-04-01	1165.8	1158.8	1200	1200
2024-03-01	1165.8	1158.8	1200	1200
2024-02-01	1165.8	1158.8	1200	1200
2024-01-01	1165.8	1158.8	1200	1200
2023-12-01	1165.8	1158.8	1200	1200

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	D7 Individuals 2019 (U11 Boys)	2019-05-04	2019-05-04	Standard	Sedibeng (GSV)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 5	type Standard	result 0.5	date 2019-05-04	rnd 5	type Standard	result 0.5
		Opponent De Villiers, A (Andriaan)				Opponent De Villiers, A (Andriaan)
2	1	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Labuschagne, A (Andries)				Opponent Labuschagne, A (Andries)

#	Games	Start				End
1	1	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 5	type Standard	result 0.5	date 2019-05-04	rnd 5	type Standard	result 0.5
		Opponent De Villiers, A (Andriaan)				Opponent De Villiers, A (Andriaan)
2	1	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Labuschagne, A (Andries)				Opponent Labuschagne, A (Andries)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Labuschagne, A (Andries)				Opponent Labuschagne, A (Andries)

#	Games	Start				End
1	1	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Labuschagne, A (Andries)				Opponent Labuschagne, A (Andries)

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	Els ,C (Christiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Els ,C (Christiaan)	1	1090.5	665.5	1	1066.9	665.5	0	0	0	0	0	0
2	Labuschagne ,A (Andries)	1	1	425	1	1	425	0	0	0	0	0	0
2	Labuschagne ,A (Andries)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Combrink ,R (Robin)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Combrink ,R (Robin)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	De Villiers ,A (Andriaan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	De Villiers ,A (Andriaan)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
5	De Rouwe ,R (Rohan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	De Rouwe ,R (Rohan)	1	1317.6	892.6	1	1340.2	892.6	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

Postamas, E (Eathan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms