PLAYER PAGE
Personal

Roos, S (Shani)
Chess SA id
2110140248FIDE id
?Date of birth
2011-06-29 (U16)Gender
FemaleRegion
West Rand (GWR)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-07-26Personal details last changed
1900-01-01Junior GPX Games
25Junior GPX Points
1315.1Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
Rating | 1425.1 | 1426.4 | 1200 | 1200 |
Raw rating | 1420.7 | 1420.9 | 1200 | 1200 |
Weighted rating | 1425.1 | 1426.4 | 1200 | 1200 |
Weighted performance | 1135.4 | 1137.7 | 0 | 0 |
Floor | 999.5 | 1006.2 | 700 | 700 |
K-factor | 32 | 32 | 36 | 36 |
Min/Max rating change allowed | 121.1 | 121 | 165.8 | 165.8 |
Highest rating | 1543.62024-10-01 | 1543.72024-10-01 | 12002018-10-01 | 12002018-10-01 |
Highest raw rating | 1499.52024-11-01 | 1506.22024-11-01 | 12002024-03-01 | 12002024-03-01 |
Highest weighted rating | 1499.52025-07-01 | 1506.22025-07-01 | 12002018-10-01 | 12002018-10-01 |
Highest weighted performance | 1543.62024-10-01 | 1543.72024-10-01 | 12002024-03-01 | 12002024-03-01 |
Prediction | ||||
---|---|---|---|---|
Item | Main | Standard | Rapid | Blitz |
Rating change | 0.8 | 0.9 | 0 | 0 |
New rating | 1425.9 | 1427.3 | 1200 | 1200 |
Analysis | ||||
Rating | 1425.1 | 1426.4 | 1200 | 1200 |
Raw rating | 1420.7 | 1420.9 | 1200 | 1200 |
Weighted rating | 1425.1 | 1426.4 | 1200 | |
Weighted performance | 1135.4 | 1137.7 | 0 | |
K-factor | 32 | 32 | 36 | 36 |
Floor | 999.5 | 1006.2 | 700 | 700 |
Max/Min rating change allowed | 121.1 | 121 | 165.8 | 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 | 1420.7 | 1420.9 | 1200 | 1200 |
New weighted rating | 1425.9 | 1427.3 | 1200 | 1200 |
New weighted performance | 1135 | 1137.2 | 0 | 0 |
Temp new rating | 1425.9 | 1427.3 | 1200 | 1200 |
Temp new rating +/- | 0.8 | 0.9 | 0 | 0 |
Final new rating +/- | 0.8 | 0.9 | 0 | 0 |
New rating | 1425.9 | 1427.3 | 1200 | 1200 |
New K-factor | 32 | 32 | 36 | 36 |
New floor | 999.5 | 1006.2 | 700 | 700 |
Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
0 | 0 | 0 | 0 | |
5 | 5 | 0 | 0 | |
93 | 93 | 0 | 0 | |
53 | 53 | 0 | 0 | |
36 | 36 | 0 | 0 | |
0 | 0 | 0 | 0 | |
History | 187 | 187 | 0 | 0 |
Games since | |||||||||||||||||
Main102 | Standard102 | Rapid0 | Blitz0 | ||||||||||||||
Gender | Female | ||||||||||||||||
Age group | U16 | ||||||||||||||||
Region | West Rand (GWR) | ||||||||||||||||
Province | Gauteng (GT) | ||||||||||||||||
Main | RSA | Province | Region | ||||||||||||||
Overall | 1917 | 674 | 52 | ||||||||||||||
Female | 300 | 111 | 11 | ||||||||||||||
U16 | 273 | 88 | 3 | ||||||||||||||
U16 Female | 60 | 22 | 2 | ||||||||||||||
Standard | RSA | Province | Region | ||||||||||||||
Overall | 1785 | 674 | 59 | ||||||||||||||
Female | 291 | 114 | 13 | ||||||||||||||
U16 | 258 | 87 | 3 | ||||||||||||||
U16 Female | 52 | 21 | 2 | ||||||||||||||
Rapid | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Female | -1 | -1 | -1 | ||||||||||||||
U16 | -1 | -1 | -1 | ||||||||||||||
U16 Female | -1 | -1 | -1 | ||||||||||||||
Blitz | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Female | -1 | -1 | -1 | ||||||||||||||
U16 | -1 | -1 | -1 | ||||||||||||||
U16 Female | -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 | 5 | 1.5 | 30 | -170 | 1255.2 | 1085.2 |
Standard | 5 | 1.5 | 30 | -170 | 1255.2 | 1085.2 |
Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
History | ||||||
Games | Score | % | Dp | AvgOpp | Performance | |
Main | 187 | 111 | 59.36 | 79.5 | 1287.3 | 1366.9 |
Standard | 187 | 111 | 59.36 | 79.5 | 1287.3 | 1366.9 |
Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
Date | Main | Standard | Rapid | Blitz |
2025-09-30 | 1420.7 | 1420.9 | 1200 | 1200 |
2025-09-01 | 1420.7 | 1420.9 | 1200 | 1200 |
2025-08-01 | 1420.7 | 1420.9 | 1200 | 1200 |
2025-07-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2025-06-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2025-05-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2025-04-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2025-03-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2025-02-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2025-01-01 | 1439.6 | 1442.2 | 1200 | 1200 |
2024-12-01 | 1499.5 | 1506.2 | 1200 | 1200 |
2024-11-01 | 1499.5 | 1506.2 | 1200 | 1200 |
2024-10-01 | 1471.6 | 1472.6 | 1200 | 1200 |
2024-09-01 | 1415.8 | 1421.7 | 1200 | 1200 |
2024-08-01 | 1374.7 | 1377 | 1200 | 1200 |
2024-07-01 | 1289.6 | 1287.4 | 1200 | 1200 |
2024-06-01 | 1301.8 | 1301.2 | 1200 | 1200 |
2024-08-01 | 1375.1 | 1370 | 1200 | 1200 |
2024-04-01 | 1393.7 | 1390.8 | 1200 | 1200 |
2024-03-01 | 1361.8 | 1350.2 | 1200 | 1200 |
2024-02-01 | 1374.8 | 1366.2 | 1200 | 1200 |
2024-01-01 | 1390.4 | 1379 | 1200 | 1200 |
2023-12-01 | 1390.4 | 1379 | 1200 | 1200 |
2023-11-01 | 1390.4 | 1379 | 1200 | 1200 |
Comming soon.
Tournaments
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
---|
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
---|---|---|---|---|---|---|---|---|---|---|
1 | 2025 D2 Schools League Finals (U15) | 2025-07-26 | 2025-07-26 | Standard | West Rand (GWR) | 5 | 5 | 1.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
---|---|---|---|---|---|---|---|---|---|---|
1 | 2025 D2 Schools League Finals (U15) | 2025-07-26 | 2025-07-26 | Standard | West Rand (GWR) | 5 | 5 | 1.5 | Yes | Analysis |
2 | Gauteng Inter-Region at UJ 2024 (U14 Open) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 0 | Yes | Analysis |
3 | Bojanala's e4 In The Chapel 2024 (Rooks) | 2024-10-26 | 2024-10-26 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
4 | 2024 West Rand Closed (U14) | 2024-10-12 | 2024-10-12 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
5 | Gauteng Top Schools 2024 (U13 Girls) | 2024-10-04 | 2024-10-04 | Standard | Ekurhuleni (GE) | 5 | 5 | 5 | Yes | Analysis |
6 | Bojanala's Battle In The Kloof 2024 (Rooks) | 2024-09-21 | 2024-09-21 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
7 | 2024 West Rand Trials (U14) | 2024-09-07 | 2024-09-07 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
8 | Gauteng Schools Individuals Finals 2024 (U13 Girls) | 2024-08-16 | 2024-08-16 | Standard | Ekurhuleni (GE) | 5 | 5 | 4 | Yes | Analysis |
9 | Bojanala's FIDE In The Sparkling Waters 2024 (Rooks) | 2024-08-16 | 2024-08-18 | Standard | Bojanala Platina (NBR) | 6 | 5 | 4 | Yes | Analysis |
10 | D2 School League Finals 2024 (U13 Girls) | 2024-07-20 | 2024-07-20 | Standard | West Rand (GWR) | 5 | 4 | 4 | Yes | Analysis |
11 | FIDE in the West 2024 (Rooks) | 2024-06-08 | 2024-06-08 | Standard | West Rand (GWR) | 5 | 5 | 2 | Yes | Analysis |
12 | Bojanala Circuit Championship 1 of 4 2024 (U14) | 2024-05-25 | 2024-05-25 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
13 | South African Junior Closed Chess Championship 2024 (U14 Girls) | 2024-04-27 | 2024-05-01 | Standard | Ekurhuleni (GE) | 9 | 9 | 1 | Yes | Analysis |
14 | 2024 D2 Schools Individuals (U13 Girls) | 2024-05-04 | 2024-05-04 | Standard | West Rand (GWR) | 5 | 5 | 5 | Yes | Analysis |
15 | 2024 West Rand RHS Open (Rooks) | 2024-04-13 | 2024-04-13 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
16 | Bojanala Olienpark's One For The Ages 2024 (Bishops) | 2024-04-20 | 2024-04-20 | Standard | Bojanala Platina (NBR) | 5 | 5 | 3 | Yes | Analysis |
17 | 2024 West Rand Juniors (U14) | 2024-03-09 | 2024-03-09 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
18 | 2024 West Rand Open (U14) | 2024-02-03 | 2024-02-03 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
19 | 2024 Gauteng Inter-Region Chess Championship (U14A) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
20 | West Rand vs Bojanala Inter-Regional Championships 2023 (U14) | 2023-10-14 | 2023-10-14 | Standard | West Rand (GWR) | 5 | 4 | 0.5 | Yes | Analysis |
21 | 2023 West Rand Trials (U14) | 2023-09-09 | 2023-09-09 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
22 | West Rand at Bastion 2023 (Rooks) | 2023-08-05 | 2023-08-05 | Standard | West Rand (GWR) | 5 | 5 | 2 | Yes | Analysis |
23 | 2023 Gauteng Top Schools (U13 Girls) | 2023-08-18 | 2023-08-18 | Standard | West Rand (GWR) | 5 | 5 | 4.5 | Yes | Analysis |
24 | D2 School League Finals 2023 (U13 Girls) | 2023-07-22 | 2023-07-22 | Standard | West Rand (GWR) | 5 | 5 | 4.5 | Yes | Analysis |
25 | 2023 West Rand RHS Open (Rooks) | 2023-06-10 | 2023-06-10 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
26 | D2 Schools Individuals 2023 (U13 Girls) | 2023-05-13 | 2023-05-13 | Standard | West Rand (GWR) | 5 | 4 | 3 | Yes | Analysis |
27 | Gauteng Schools Individual Finals 2023 (U13 Girls) | 2023-05-26 | 2023-05-26 | Standard | Ekurhuleni (GE) | 5 | 5 | 4 | Yes | Analysis |
28 | West Rand Juniors 2023 (U14) | 2023-03-18 | 2023-03-18 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
29 | WR Tournament and Coaching 2023 (U14) | 2023-02-25 | 2023-02-25 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
30 | 2023 West Rand Open (U14) | 2023-02-04 | 2023-02-04 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
31 | West Rand vs Bojanala 2022 (U12A) | 2022-11-05 | 2022-11-05 | Standard | Bojanala Platina (NBR) | 6 | 6 | 0 | Yes | Analysis |
32 | West Rand Trials 2022 (U12) | 2022-09-03 | 2022-09-03 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
33 | D2 School League Finals 2022 (U11) | 2022-08-20 | 2022-08-20 | Standard | West Rand (GWR) | 6 | 5 | 3 | Yes | Analysis |
34 | 2nd West Rand Open 2022 (Juniors) | 2022-08-06 | 2022-08-06 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
35 | 2022 Gauteng Schools Team Championships (U11 Open) | 2022-08-27 | 2022-08-27 | Standard | Tshwane (GTP) | 5 | 5 | 4.5 | Yes | Analysis |
36 | 2022 Gauteng Schools Individual Chess Championship (U11 Girls) | 2022-06-18 | 2022-06-18 | Standard | Ekurhuleni (GE) | 5 | 5 | 3.5 | Yes | Analysis |
37 | D2 Schools Individuals 2022 (U11 Girls) | 2022-05-07 | 2022-05-07 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 9 | TournamentBojanala's Battle In The Kloof 2024 | Tournament2024 West Rand Closed | ||||||
date2024-09-21 | rnd5 | typeStandard | result1 | date2024-10-12 | rnd3 | typeStandard | result1 | ||
OpponentChangara, A (Adiel Tavonga) | OpponentMiya, MT (Minentle) | ||||||||
2 | 8 | Tournament2023 Gauteng Top Schools | Tournament2023 West Rand Trials | ||||||
date2023-08-18 | rnd1 | typeStandard | result1 | date2023-09-09 | rnd3 | typeStandard | result1 | ||
OpponentMaphuthoma, T (Tshegofatso) | OpponentMitchell, D (Daine) | ||||||||
3 | 7 | TournamentD2 School League Finals 2023 | TournamentWest Rand at Bastion 2023 | ||||||
date2023-07-22 | rnd1 | typeStandard | result0.5 | date2023-08-05 | rnd2 | typeStandard | result1 | ||
OpponentDu Toit, L (Lenka) | OpponentTibane, H (Hanyani) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 9 | TournamentBojanala's Battle In The Kloof 2024 | Tournament2024 West Rand Closed | ||||||
date2024-09-21 | rnd5 | typeStandard | result1 | date2024-10-12 | rnd3 | typeStandard | result1 | ||
OpponentChangara, A (Adiel Tavonga) | OpponentMiya, MT (Minentle) | ||||||||
2 | 8 | Tournament2023 Gauteng Top Schools | Tournament2023 West Rand Trials | ||||||
date2023-08-18 | rnd1 | typeStandard | result1 | date2023-09-09 | rnd3 | typeStandard | result1 | ||
OpponentMaphuthoma, T (Tshegofatso) | OpponentMitchell, D (Daine) | ||||||||
3 | 7 | TournamentD2 School League Finals 2023 | TournamentWest Rand at Bastion 2023 | ||||||
date2023-07-22 | rnd1 | typeStandard | result0.5 | date2023-08-05 | rnd2 | typeStandard | result1 | ||
OpponentDu Toit, L (Lenka) | OpponentTibane, H (Hanyani) |
# | Games | Start | End |
---|
# | Games | Start | End |
---|
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 9 | TournamentBojanala's Battle In The Kloof 2024 | Tournament2024 West Rand Closed | ||||||
date2024-09-21 | rnd5 | typeStandard | result1 | date2024-10-12 | rnd3 | typeStandard | result1 | ||
OpponentChangara, A (Adiel Tavonga) | OpponentMiya, MT (Minentle) | ||||||||
2 | 6 | TournamentBojanala's FIDE In The Sparkling Waters 2024 | Tournament2024 West Rand Trials | ||||||
date2024-08-17 | rnd4 | typeStandard | result1 | date2024-09-07 | rnd3 | typeStandard | result1 | ||
OpponentVermaak, J (Joshua) | OpponentBarnard, A (Anjanka) | ||||||||
3 | 6 | Tournament2024 D2 Schools Individuals | TournamentBojanala Circuit Championship 1 of 4 2024 | ||||||
date2024-05-04 | rnd1 | typeStandard | result1 | date2024-05-25 | rnd1 | typeStandard | result1 | ||
OpponentFourie, C (Caitlin) | OpponentBotes, M (Mine) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 9 | TournamentBojanala's Battle In The Kloof 2024 | Tournament2024 West Rand Closed | ||||||
date2024-09-21 | rnd5 | typeStandard | result1 | date2024-10-12 | rnd3 | typeStandard | result1 | ||
OpponentChangara, A (Adiel Tavonga) | OpponentMiya, MT (Minentle) | ||||||||
2 | 6 | TournamentBojanala's FIDE In The Sparkling Waters 2024 | Tournament2024 West Rand Trials | ||||||
date2024-08-17 | rnd4 | typeStandard | result1 | date2024-09-07 | rnd3 | typeStandard | result1 | ||
OpponentVermaak, J (Joshua) | OpponentBarnard, A (Anjanka) | ||||||||
3 | 6 | Tournament2024 D2 Schools Individuals | TournamentBojanala Circuit Championship 1 of 4 2024 | ||||||
date2024-05-04 | rnd1 | typeStandard | result1 | date2024-05-25 | rnd1 | typeStandard | result1 | ||
OpponentFourie, C (Caitlin) | OpponentBotes, M (Mine) |
# | Games | Start | End |
---|
# | 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 | ||
Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
1 | Barnard ,A (Anjanka) | 6 | 6 | 425 | 6 | 6 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1207.7 | 1632.7 | 1202.7 | 1632.7 | 0 | 0 | 0 | 0 | ||||||
2 | Miya ,MT (Minentle Tshegofatso) | 5 | 1 | -255 | 5 | 1 | -255 | 0 | 0 | 0 | 0 | 0 | 0 |
1498.6 | 1243.6 | 1500.7 | 1243.6 | 0 | 0 | 0 | 0 | ||||||
3 | Kalimashe ,T (Tshireletso) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
1541.6 | 1116.6 | 1534.5 | 1116.6 | 0 | 0 | 0 | 0 | ||||||
4 | Jonker ,R (Reagan) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
1305.2 | 1446.9 | 1302.4 | 1446.9 | 0 | 0 | 0 | 0 | ||||||
5 | Perry-Fisher ,L (Lily-Paige) | 3 | 3 | 425 | 3 | 3 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1102.8 | 1527.8 | 1092.8 | 1527.8 | 0 | 0 | 0 | 0 | ||||||
6 | Tibane ,H (Hanyani) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
1246.1 | 1104.4 | 1243.8 | 1104.4 | 0 | 0 | 0 | 0 | ||||||
7 | Botha ,J (Johannes Cornelis) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
1443 | 1018 | 1437.7 | 1018 | 0 | 0 | 0 | 0 | ||||||
8 | Moruledi ,N (Naledi) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
1242.1 | 1383.7 | 1246.3 | 1383.7 | 0 | 0 | 0 | 0 | ||||||
9 | De Vasconcelos ,T (Tiaana) | 2 | 1.5 | 212.5 | 2 | 1.5 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
1409.8 | 1622.3 | 1404.9 | 1622.3 | 0 | 0 | 0 | 0 | ||||||
10 | Moodley ,T (Terrell) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1241.2 | 1241.2 | 1248.6 | 1241.2 | 0 | 0 | 0 | 0 |
Norms
# | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
---|---|---|---|---|---|---|---|---|