Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Luc Retief

1180306453
Johannesburg Metro (GJM)

Tournament details

Tour Id	20260844
Group Id	20260844
Name	First Knight Riders Rapid Open Chess Tournament 2026
Section	U8+U10
Rounds	6
Format	Swiss
Type	Rapid
Start	2026-03-15
End	2026-03-15
Submitted	2026-03-17
Rated	2026-03-18
Submit age weight	1
Host	Johannesburg Metro (GJM)
Total time	17
Time weight	0.423
Official results	Official results

General

Games	6
Score	2.5
Percent	41.7
Dp	-70.8
Aor	1195.5
Perform	1124.7
Penalties	0
Wins	2
Draws	1
Losses	3
White	3
Black	3
White wins	1
Black wins	1
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	11
Final Pos	9
Share Pos	9
Count for rating	Yes

Analysis (Main)

Rating	1100.9
K-factor	36
Score	2.5
Expected score	2.34
Score - Expected score	0.16
Rating +/-	2.5

Analysis (Type)

Rating	1200
K-factor	36
Score	2.5
Expected score	3
Score - Expected score	-0.5
Rating +/-	-18

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	2026-03-15	Murison, L (Lando)	GJM		1200	1200	B	1	0.34	0.66	10	0.46	0.54	19.5	Yes
2	2026-03-15	Mkhasibe, N (Njabulo)	GJM		1184.8	1200	W	0	0.44	-0.44	-6.8	0.54	-0.54	-19.5	Yes
3	2026-03-15	Wong, B (Benjamin)	GJM		1231.2	1200	B	0	0.31	-0.31	-4.7	0.46	-0.46	-16.5	Yes
4	2026-03-15	Ngcongo, O (Othasive)	GJM		1160.8	1200	W	1	0.47	0.53	8	0.54	0.46	16.5	Yes
5	2026-03-15	Khoury, L (Lynn)	GJM		1200	1200	W	0.5	0.43	0.07	1.1	0.54	-0.04	-1.5	Yes
6	1900-01-01	Buthelezi, Z (Zuko)	GJM		1196.2	1200	B	0	0.35	-0.35	-5.3	0.46	-0.46	-16.5	Yes