Chess South Africa Ratings Database

PLAYER PAGE

Personal

Alexander, D (Deorin)

Chess SA id

1130315788

FIDE id

Date of birth

2013-12-27 (U14)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.4	1200	1219.2	1200
Raw rating	1199.4	1200	1219.2	1200
Weighted rating	1196	1200	1197.3	1200
Weighted performance	0	0	0	0
Floor	699.9	700	719.2	700
K-factor	40	36	36	36
Min/Max rating change allowed	166	165.8	161.3	165.8
Highest rating	1199.9 2025-02-23	1200 2025-03-01	1219.2 2025-11-30	1200 2025-03-01
Highest raw rating	1199.9 2025-02-23	1200 2025-03-01	1219.2 2025-11-30	1200 2025-03-01
Highest weighted rating	1199.9 2025-02-23	1200 2025-03-01	1199.9 2025-02-23	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1199.4	1200	1219.2	1200
Analysis
Rating	1199.4	1200	1219.2	1200
Raw rating	1199.4	1200	1219.2	1200
Weighted rating	1196	1200	1197.3
Weighted performance	0	0	0
K-factor	40	36	36	36
Floor	699.9	700	719.2	700
Max/Min rating change allowed	166	165.8	161.3	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	1199.4	1200	1219.2	1200
New weighted rating	1196.1	1200	1199	1200
New weighted performance	0	0	0	0
Temp new rating	1199.4	1200	1219.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1199.4	1200	1219.2	1200
New K-factor	40	36	36	36
New floor	699.9	700	719.2	700

Item	Main	Rapid
	0	0
	24	24
	0	0
	0	0
	0	0
	0	0
History	24	24

Games since
	Main 24	Standard 0		Rapid 24		Blitz 0
Gender	Male
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1558		755		105
Male	1206		581		69
U14	345		176		22
U14 Male	243		125		13
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	24	10.5	43.75	-53.1	1215.2	1162.1
Standard	0	0	0	0	0	0
Rapid	24	10.5	43.75	-53.1	1215.2	1162.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	24	10.5	43.75	-53.1	1215.2	1162.1
Standard	0	0	0	0	0	0
Rapid	24	10.5	43.75	-53.1	1215.2	1162.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1199.4	1200	1219.2	1200
2025-11-30	1199.4	1200	1219.2	1200
2025-11-01	1191.3	1200	1194	1200
2025-09-30	1191.3	1200	1194	1200
2025-09-01	1162.5	1200	1132.8	1200
2025-08-01	1199.7	1200	1199.6	1200
2025-07-01	1199.7	1200	1199.6	1200
2025-06-01	1199.7	1200	1199.6	1200
2025-05-01	1199.7	1200	1199.6	1200
2025-04-01	1199.6	1200	1199.3	1200
2025-03-01	1197.2	1200	1195.8	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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	Bissetsdrift Academy Chess Tournament November 2025	2025-11-28	2025-11-28	Rapid	Overberg (WOS)	6	6	3.5	Yes	Analysis
2	Kingsway Chess Open 2025 (Beginners)	2025-09-20	2025-09-20	Rapid	Overberg (WOS)	6	6	4.5	Yes	Analysis
3	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	1	Yes	Analysis
4	Overberg Schools - PS Trials (Region 1) 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	1.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Kingsway Chess Open 2025				Tournament Kingsway Chess Open 2025
		date 2025-09-20	rnd 1	type Rapid	result 1	date 2025-09-20	rnd 4	type Rapid	result 1
		Opponent Machana, F (Flora)				Opponent Kleyn, R (Rowan)
2	1	Tournament Kingsway Chess Open 2025				Tournament Kingsway Chess Open 2025
		date 2025-09-20	rnd 6	type Rapid	result 1	date 2025-09-20	rnd 6	type Rapid	result 1
		Opponent Goredema, P (Peace)				Opponent Goredema, P (Peace)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 5	type Rapid	result 1	date 2025-08-30	rnd 5	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Plaatjies, A (Anjali)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 5	type Rapid	result 1	date 2025-08-30	rnd 5	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Plaatjies, A (Anjali)
2	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Madolo, U (Uyanda)				Opponent Madolo, U (Uyanda)
3	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 0.5	date 2025-02-22	rnd 3	type Rapid	result 0.5
		Opponent Maharaj, S (Sanshrey Kumar)				Opponent Maharaj, S (Sanshrey Kumar)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 5	type Rapid	result 1	date 2025-08-30	rnd 5	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Plaatjies, A (Anjali)
2	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Madolo, U (Uyanda)				Opponent Madolo, U (Uyanda)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 5	type Rapid	result 1	date 2025-08-30	rnd 5	type Rapid	result 1
		Opponent Plaatjies, A (Anjali)				Opponent Plaatjies, A (Anjali)
2	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Madolo, U (Uyanda)				Opponent Madolo, U (Uyanda)

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	Williams ,Q (Quelynn)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Williams ,Q (Quelynn)	2	1220.4	795.4	0	0	0	2	1244.6	795.4	0	0	0
2	Bezuidenhout ,M (Millekyle)	2	1	0	0	0	0	2	1	0	0	0	0
2	Bezuidenhout ,M (Millekyle)	2	1217.7	1217.7	0	0	0	2	1239.5	1217.7	0	0	0
3	Goredema ,P (Peace)	1	1	425	0	0	0	1	1	425	0	0	0
3	Goredema ,P (Peace)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
4	Madolo ,U (Uyanda)	1	1	425	0	0	0	1	1	425	0	0	0
4	Madolo ,U (Uyanda)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Palison ,P (Porcia)	1	1	425	0	0	0	1	1	425	0	0	0
5	Palison ,P (Porcia)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Uys ,E (Eli)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Uys ,E (Eli)	1	1269.8	844.8	0	0	0	1	1258.4	844.8	0	0	0
7	Sylvester ,C (Cameron)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
7	Sylvester ,C (Cameron)	1	1190.3	1190.3	0	0	0	1	1180.9	1190.3	0	0	0
8	Maharaj ,S (Sanshrey Kumar)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
8	Maharaj ,S (Sanshrey Kumar)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
9	Kleyn ,R (Rowan)	1	1	425	0	0	0	1	1	425	0	0	0
9	Kleyn ,R (Rowan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Pietersen ,B (Bewerley)	1	1	425	0	0	0	1	1	425	0	0	0
10	Pietersen ,B (Bewerley)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Alexander, D (Deorin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms