Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Zack Losper

1130308023
Cape Town (WCT)

Tournament details

Tour Id	20260285
Group Id	20260279
Name	CT Metro North Schools Chess Individual Trials 2026
Section	U13 Boys
Rounds	6
Format	Swiss
Type	Standard
Start	2026-02-07
End	2026-02-08
Submitted	2026-02-12
Rated	2026-02-17
Submit age weight	0.717
Host	Cape Town (WCT)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	2.5
Percent	41.7
Dp	-70.8
Aor	1284.2
Perform	1213.3
Penalties	0
Wins	2
Draws	1
Losses	3
White	3
Black	3
White wins	0
Black wins	2
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	24
Final Pos	50
Share Pos	50
Count for rating	Yes

Analysis (Main)

Rating	1258.7
K-factor	20
Score	2.5
Expected score	2.82
Score - Expected score	-0.32
Rating +/-	-5.3

Analysis (Type)

Rating	1272
K-factor	20
Score	2.5
Expected score	2.87
Score - Expected score	-0.37
Rating +/-	-7.4

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	2026-02-07	Esterhuizen, M (Marco)	WCT		1200	1200	B	1	0.53	0.47	5.6	0.54	0.46	6.6	Yes
2	2026-02-07	Nel, C (Charles Paul)	WCT		1711.5	1720.4	W	0	0.01	-0.01	-0.2	0.02	-0.02	-0.4	Yes
3	2026-02-07	Lukuitshi, R (Rais)	WCT		1196.3	1200	B	1	0.53	0.47	5.6	0.54	0.46	6.6	Yes
4	2026-02-08	Jones, T (Tasreeq)	WCT		1201.8	1218.2	W	0	0.61	-0.61	-10.1	0.6	-0.6	-12	Yes
5	2026-02-08	Sondlo, A (Aphakama)	WCT		1195.3	1200	B	0.5	0.53	-0.03	-0.5	0.54	-0.04	-0.8	Yes
6	2026-02-08	Maybe, R (Rhonwin)	WCT		1200	1200	W	0	0.61	-0.61	-10.1	0.63	-0.63	-12.6	Yes