Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Deorin Alexander

1130315788
Overberg (WOS)

Tournament details

Tour Id	20260553
Group Id	20260548
Name	Overberg Schools Primary School Trials (Region 1) 2026
Section	U13 Boys
Rounds	6
Format	Swiss
Type	Rapid
Start	2026-02-28
End	2026-02-28
Submitted	2026-02-28
Rated	2026-03-01
Submit age weight	1
Host	Overberg
Total time	30
Time weight	0.604
Official results	Official results

General

Games	5
Score	2
Percent	40
Dp	-85
Aor	1242.6
Perform	1157.6
Penalties	0
Wins	2
Draws	0
Losses	3
White	3
Black	2
White wins	2
Black wins	0
Default wins	0
Default losses	1
Byes	0
Half byes	0
Rank	22
Final Pos	31
Share Pos	27
Count for rating	Yes

Analysis (Main)

Rating	1218.1
K-factor	36
Score	2
Expected score	2.4
Score - Expected score	-0.4
Rating +/-	-8.7

Analysis (Type)

Rating	1251.2
K-factor	36
Score	2
Expected score	2.56
Score - Expected score	-0.56
Rating +/-	-20.3

Opponents

Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	Main			Type			Cfr
Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	We	Swe	+/-	We	Swe	+/-	Cfr
1	2026-02-28	Snyman, V (Van Zyl)	WOS		1487.2	1494.3	E	0	0	0	0	0	0	0	No (Default game)
2	2026-02-28	de Bondt, P (Pieter)	WOS		1200	1200	W	1	0.56	0.44	9.5	0.6	0.4	14.3	Yes
3	2026-02-28	Knapp, L (Liam)	WOS		1345.8	1376.4	B	0	0.31	-0.31	-6.7	0.31	-0.31	-11.3	Yes
4	2026-02-28	Van Zyl, P (Pieter)	WOS		1109.4	1134.6	W	1	0.67	0.33	7.2	0.68	0.32	11.6	Yes
5	2026-02-28	Groenewald, C (Christiaan)	WOS		1388.9	1316.8	B	0	0.26	-0.26	-5.6	0.38	-0.38	-13.8	Yes
6	2026-02-28	Collins, M (Marius)	WOS		1169	1208.5	W	0	0.6	-0.6	-13	0.59	-0.59	-21.3	Yes