Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Darrel Nyikayaramba

1160314884
Overberg (WOS)

Tournament details

Tour Id	20260148
Group Id	20260146
Name	Overberg Schools Open Championship 2026
Section	U11
Rounds	6
Format	Swiss
Type	Rapid
Start	2026-01-31
End	2026-01-31
Submitted	2026-02-01
Rated	2026-02-06
Submit age weight	0.533
Host	Overberg (WOS)
Total time	30
Time weight	0.6
Official results	Official results

General

Games	6
Score	2.5
Percent	41.7
Dp	-70.8
Aor	1242.3
Perform	1171.5
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	29
Final Pos	28
Share Pos	25
Count for rating	Yes

Analysis (Main)

Rating	1199.6
K-factor	20
Score	2.5
Expected score	2.71
Score - Expected score	-0.21
Rating +/-	-2.5

Analysis (Type)

Rating	1199.8
K-factor	20
Score	2.5
Expected score	2.85
Score - Expected score	-0.35
Rating +/-	-7

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	2026-01-31	Crafford, Q (Quade)	WOS		1445.2	1382.1	W	0	0.26	-0.26	-3.1	0.33	-0.33	-6.6	Yes
2	2026-01-31	Otto, X (Xavier)	WOS		1143.3	1191.7	B	0	0.52	-0.52	-6.2	0.47	-0.47	-9.4	Yes
3	2026-01-31	McFarland, B (Blake)	WOS		1200	1200	W	1	0.54	0.46	2.9	0.54	0.46	4.9	Yes
4	2026-01-31	Krynauw, O (Odin)	WOS		1081.7	1090	B	1	0.6	0.4	2.6	0.59	0.41	4.4	Yes
5	2026-01-31	de Villiers, I (Isabelle)	WOS		1383.9	1274.3	W	0	0.33	-0.33	-4	0.46	-0.46	-9.2	Yes
6	2026-01-31	Steenkamp, L (Le Roux)	WOS		1200	1200	B	0.5	0.46	0.04	0.3	0.46	0.04	0.4	Yes