Chess South Africa Ratings Database

PLAYER PAGE

Personal

Alexander, MD (Mark Delfin)

Chess SA id

166059381

FIDE id

Date of birth

1966-01-17 (Adult)

Gender

Male

Region

Chess South Africa (CSA)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-09-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1259.1	1254.5	1301.3	1301.3
Raw rating	1259.1	1254.5	1301.3	1301.3
Weighted rating	1259.1	1254.5	1301.3	1301.3
Weighted performance	0	0	0	0
Floor	801.3	801.3	801.3	801.3
K-factor	36	36	36	36
Min/Max rating change allowed	152.4	153.4	143.5	143.5
Highest rating	1301.3 2018-04-01	1301.3 2018-04-01	1301.3 2018-04-01	1301.3 2018-04-01
Highest raw rating	1301.3 2018-01-01	1301.3 2018-01-01	1301.3 2024-02-01	1301.3 2024-02-01
Highest weighted rating	1301.3 2018-04-01	1301.3 2018-04-01	1301.3 2018-04-01	1301.3 2018-04-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1259.1	1254.5	1301.3	1301.3
Analysis
Rating	1259.1	1254.5	1301.3	1301.3
Raw rating	1259.1	1254.5	1301.3	1301.3
Weighted rating	1259.1	1254.5	1301.3
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	801.3	801.3	801.3	801.3
Max/Min rating change allowed	152.4	153.4	143.5	143.5
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	1259.1	1254.5	1301.3	1301.3
New weighted rating	1259.1	1254.5	1301.3	1301.3
New weighted performance	0	0	0	0
Temp new rating	1259.1	1254.5	1301.3	1301.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1259.1	1254.5	1301.3	1301.3
New K-factor	36	36	36	36
New floor	801.3	801.3	801.3	801.3

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	74	74

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Chess South Africa (CSA)
Province
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	5	1.5	30	-170	1243.6	1073.6
Standard	5	1.5	30	-170	1243.6	1073.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1259.1	1254.5	1301.3	1301.3
2025-09-01	1259.1	1254.5	1301.3	1301.3
2025-08-01	1259.1	1254.5	1301.3	1301.3
2025-07-01	1259.1	1254.5	1301.3	1301.3
2025-06-01	1259.1	1254.5	1301.3	1301.3
2025-05-01	1259.1	1254.5	1301.3	1301.3
2025-04-01	1259.1	1254.5	1301.3	1301.3
2025-03-01	1259.1	1254.5	1301.3	1301.3
2025-02-01	1259.1	1254.5	1301.3	1301.3
2025-01-01	1259.1	1254.5	1301.3	1301.3
2024-12-01	1259.1	1254.5	1301.3	1301.3
2024-11-01	1259.1	1254.5	1301.3	1301.3
2024-10-01	1259.1	1254.5	1301.3	1301.3
2024-09-01	1259.1	1254.5	1301.3	1301.3
2024-08-01	1259.1	1254.5	1301.3	1301.3
2024-07-01	1259.1	1254.5	1301.3	1301.3
2024-06-01	1259.1	1254.5	1301.3	1301.3
2024-08-01	1259.1	1254.5	1301.3	1301.3
2024-04-01	1259.1	1254.5	1301.3	1301.3
2024-03-01	1259.1	1254.5	1301.3	1301.3
2024-02-01	1259.1	1254.5	1301.3	1301.3
2024-01-01	1259.1	1254.5	1301.3	1301.3
2023-12-01	1257.6	1254.5	1301.3	1301.3
2023-11-01	1257.6	1254.5	1301.3	1301.3

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	2018 Western Province League (C)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	5	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-18	rnd 6	type Standard	result 0.5	date 2018-09-01	rnd 7	type Standard	result 1
		Opponent Pearce, AJ (Andre)				Opponent Baron, D (Dylan)

#	Games	Start				End
1	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-18	rnd 6	type Standard	result 0.5	date 2018-09-01	rnd 7	type Standard	result 1
		Opponent Pearce, AJ (Andre)				Opponent Baron, D (Dylan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-09-01	rnd 7	type Standard	result 1	date 2018-09-01	rnd 7	type Standard	result 1
		Opponent Baron, D (Dylan)				Opponent Baron, D (Dylan)

#	Games	Start				End
1	1	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-09-01	rnd 7	type Standard	result 1	date 2018-09-01	rnd 7	type Standard	result 1
		Opponent Baron, D (Dylan)				Opponent Baron, D (Dylan)

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	Baron ,D (Dylan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Baron ,D (Dylan)	1	1250.2	1675.2	1	1257.3	1675.2	0	0	0	0	0	0
2	Blaauw ,A (Aswil)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Blaauw ,A (Aswil)	1	1197	772	1	1184.8	772	0	0	0	0	0	0
3	Hufton ,O (Oliver)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Hufton ,O (Oliver)	1	1149.9	724.9	1	1136.2	724.9	0	0	0	0	0	0
4	Pearce ,AJ (Andre Jacques)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Pearce ,AJ (Andre Jacques)	1	1384	1384	1	1389.8	1384	0	0	0	0	0	0
5	Ketani ,MJL (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ketani ,MJL (Michael)	1	1236.8	811.8	1	1240.4	811.8	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

Alexander, MD (Mark Delfin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms