PLAYER PAGE

Personal

Roos, S (Shani)

Chess SA id

2110140248

FIDE id

?

Date of birth

2011-06-29 (U16)

Gender

Female

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

25

Junior GPX Points

1315.1

Item 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 1543.6
2024-10-01
1543.7
2024-10-01
1200
2018-10-01
1200
2018-10-01
Highest raw rating 1499.5
2024-11-01
1506.2
2024-11-01
1200
2024-03-01
1200
2024-03-01
Highest weighted rating 1499.5
2025-07-01
1506.2
2025-07-01
1200
2018-10-01
1200
2018-10-01
Highest weighted performance 1543.6
2024-10-01
1543.7
2024-10-01
1200
2024-03-01
1200
2024-03-01

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
Main
102
Standard
102
Rapid
0
Blitz
0
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

No tournaments found.
# 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 Tournament
Bojanala's Battle In The Kloof 2024
Tournament
2024 West Rand Closed
date
2024-09-21
rnd
5
type
Standard
result
1
date
2024-10-12
rnd
3
type
Standard
result
1
Opponent
Changara, A (Adiel Tavonga)
Opponent
Miya, MT (Minentle)
2 8 Tournament
2023 Gauteng Top Schools
Tournament
2023 West Rand Trials
date
2023-08-18
rnd
1
type
Standard
result
1
date
2023-09-09
rnd
3
type
Standard
result
1
Opponent
Maphuthoma, T (Tshegofatso)
Opponent
Mitchell, D (Daine)
3 7 Tournament
D2 School League Finals 2023
Tournament
West Rand at Bastion 2023
date
2023-07-22
rnd
1
type
Standard
result
0.5
date
2023-08-05
rnd
2
type
Standard
result
1
Opponent
Du Toit, L (Lenka)
Opponent
Tibane, H (Hanyani)
# Games Start End
1 9 Tournament
Bojanala's Battle In The Kloof 2024
Tournament
2024 West Rand Closed
date
2024-09-21
rnd
5
type
Standard
result
1
date
2024-10-12
rnd
3
type
Standard
result
1
Opponent
Changara, A (Adiel Tavonga)
Opponent
Miya, MT (Minentle)
2 8 Tournament
2023 Gauteng Top Schools
Tournament
2023 West Rand Trials
date
2023-08-18
rnd
1
type
Standard
result
1
date
2023-09-09
rnd
3
type
Standard
result
1
Opponent
Maphuthoma, T (Tshegofatso)
Opponent
Mitchell, D (Daine)
3 7 Tournament
D2 School League Finals 2023
Tournament
West Rand at Bastion 2023
date
2023-07-22
rnd
1
type
Standard
result
0.5
date
2023-08-05
rnd
2
type
Standard
result
1
Opponent
Du Toit, L (Lenka)
Opponent
Tibane, H (Hanyani)
No games found.
# Games Start End
No games found.
# Games Start End
# Games Start End
1 9 Tournament
Bojanala's Battle In The Kloof 2024
Tournament
2024 West Rand Closed
date
2024-09-21
rnd
5
type
Standard
result
1
date
2024-10-12
rnd
3
type
Standard
result
1
Opponent
Changara, A (Adiel Tavonga)
Opponent
Miya, MT (Minentle)
2 6 Tournament
Bojanala's FIDE In The Sparkling Waters 2024
Tournament
2024 West Rand Trials
date
2024-08-17
rnd
4
type
Standard
result
1
date
2024-09-07
rnd
3
type
Standard
result
1
Opponent
Vermaak, J (Joshua)
Opponent
Barnard, A (Anjanka)
3 6 Tournament
2024 D2 Schools Individuals
Tournament
Bojanala Circuit Championship 1 of 4 2024
date
2024-05-04
rnd
1
type
Standard
result
1
date
2024-05-25
rnd
1
type
Standard
result
1
Opponent
Fourie, C (Caitlin)
Opponent
Botes, M (Mine)
# Games Start End
1 9 Tournament
Bojanala's Battle In The Kloof 2024
Tournament
2024 West Rand Closed
date
2024-09-21
rnd
5
type
Standard
result
1
date
2024-10-12
rnd
3
type
Standard
result
1
Opponent
Changara, A (Adiel Tavonga)
Opponent
Miya, MT (Minentle)
2 6 Tournament
Bojanala's FIDE In The Sparkling Waters 2024
Tournament
2024 West Rand Trials
date
2024-08-17
rnd
4
type
Standard
result
1
date
2024-09-07
rnd
3
type
Standard
result
1
Opponent
Vermaak, J (Joshua)
Opponent
Barnard, A (Anjanka)
3 6 Tournament
2024 D2 Schools Individuals
Tournament
Bojanala Circuit Championship 1 of 4 2024
date
2024-05-04
rnd
1
type
Standard
result
1
date
2024-05-25
rnd
1
type
Standard
result
1
Opponent
Fourie, C (Caitlin)
Opponent
Botes, M (Mine)
No games found.
# Games Start End
No games found.
# 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

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
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