Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Van Rooyen, A (Andre)
Dob:
2010/08/03 (U16)
Gender:
Male
Chess SA id:
1100150911
FIDE id:
Region:
Frances Baard (NCF)
Citizen:
RSA
Title(s):
Last active:
2024/06/19 (7 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1557.3
Current Weighted rating
1298.4
Current Weighted performance
1511.3
Current official/published rating (highest between Raw, WR and WP)
1557.3
Current highest rating achieved
1584.1
Current floor (min rating allowed)
1084.1
Current K-factor
32
Games played this month
6
Score (S)
4.5
Expected score (We)
4.93
Difference (S-We)
-0.36
Current Raw change (no limits, including tournament time weight)
-11.6
Current min/max change allowed (with limits)
±99.7
Current Raw change used (final)
-11.6
Projected new Raw rating
1545.7
Projected new Weighed rating
1197.9
Projected new Weighted performance
1501.0
Projected new final Raw rating (if new WP > new Raw)
1545.7
Projected new highest rating
1584.1
Projected new floor
1084.1
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1545.7
Projected effective change (new Official - current Official)
-11.6
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1553.9
Current Weighted rating
1298.0
Current Weighted performance
1511.3
Current official/published rating (highest between Raw, WR and WP)
1553.9
Current highest rating achieved
1586.9
Current floor (min rating allowed)
1086.9
Current K-factor
32
Games played this month
6
Score (S)
4.5
Expected score (We)
4.89
Difference (S-We)
-0.39
Current Raw change (no limits, including tournament time weight)
-12.5
Current min/max change allowed (with limits)
±100.1
Current Raw change used (final)
-12.5
Projected new Raw rating
1541.4
Projected new Weighed rating
1197.4
Projected new Weighted performance
1501.0
Projected new final Raw rating (if new WP > new Raw)
1541.4
Projected new highest rating
1586.9
Projected new floor
1086.9
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1541.4
Projected effective change (new Official - current Official)
-12.5
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1259.8
Current Weighted rating
1213.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1259.8
Current highest rating achieved
1259.8
Current floor (min rating allowed)
759.8
Current K-factor
36
s
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±152.3
Current Raw change used (final)
0.0
Projected new Raw rating
1259.8
Projected new Weighed rating
1117.2
Projected new Weighted performance
489.2
Projected new final Raw rating (if new WP > new Raw)
1259.8
Projected new highest rating
1259.8
Projected new floor
759.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1259.8
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
2024 Kimberley Chess Club School Holiday Tournament (Queens)
Start:
2024/06/19
End:
2024/06/19
Host:
NCF
Type:
Standard
Time:
62
Time weight:
0.84
Rounds:
6
Games:
6
Score:
4.5
Main rating:
1557.3
Rating gain/loss:
-11.6
Type rating:
1553.9
Rating gain/loss:
-12.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
9
2024 Kimberley Chess Club School Holiday Tournament (Queens)
2024/06/19
2024/06/19
Frances Baard (NCF)
Standard
62
0.84
6
6
4.5
1557.3
1553.9
Analysis
8
Spartan Bishops Chess Championships 2024 (Knights)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1584.1
1586.9
Analysis
7
2024 Frances Baard Schools Open 5.0 (U15)
2024/04/27
2024/04/27
Frances Baard (NCF)
Standard
62
0.84
5
5
5.0
1464.8
1451.1
Analysis
6
2024 FB Schools Open 4.0 (U15)
2024/04/13
2024/04/13
Frances Baard (NCF)
Standard
62
0.84
5
5
4.0
1464.8
1451.1
Analysis
5
The Pixley ka Seme Chess Open Schools Tournament 2024 (U15)
2024/04/06
2024/04/06
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
5.0
1464.8
1451.1
Analysis
4
2024 FB Schools Open 3.0 (U15)
2024/03/16
2024/03/16
Frances Baard (NCF)
Standard
60
0.83
5
5
5.0
1340.6
1340.6
Analysis
3
2024 Frances Baard Schools Teams (High School)
2024/03/02
2024/03/02
Frances Baard (NCF)
Rapid
30
0.60
5
5
4.0
1340.6
1200.0
Analysis
2
2024 Frances Baard Schools Open II (U15)
2024/02/17
2024/02/17
Frances Baard (NCF)
Standard
62
0.84
5
5
3.5
1223.0
1224.2
Analysis
1
2024 Frances Baard Schools Open (U15)
2024/02/03
2024/02/03
Frances Baard (NCF)
Standard
62
0.84
5
5
4.0
1223.0
1224.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
15
2024 Kimberley Chess Club School Holiday Tournament (Queens)
2024/06/19
2024/06/19
Frances Baard (NCF)
Standard
62
0.84
6
6
4.5
1557.3
1553.9
Analysis
14
Spartan Bishops Chess Championships 2024 (Knights)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1584.1
1586.9
Analysis
13
2024 Frances Baard Schools Open 5.0 (U15)
2024/04/27
2024/04/27
Frances Baard (NCF)
Standard
62
0.84
5
5
5.0
1464.8
1451.1
Analysis
12
2024 FB Schools Open 4.0 (U15)
2024/04/13
2024/04/13
Frances Baard (NCF)
Standard
62
0.84
5
5
4.0
1464.8
1451.1
Analysis
11
The Pixley ka Seme Chess Open Schools Tournament 2024 (U15)
2024/04/06
2024/04/06
Pixley-ka-Seme (NCP)
Standard
62
0.84
5
5
5.0
1464.8
1451.1
Analysis
10
2024 FB Schools Open 3.0 (U15)
2024/03/16
2024/03/16
Frances Baard (NCF)
Standard
60
0.83
5
5
5.0
1340.6
1340.6
Analysis
9
2024 Frances Baard Schools Teams (High School)
2024/03/02
2024/03/02
Frances Baard (NCF)
Rapid
30
0.60
5
5
4.0
1340.6
1200.0
Analysis
8
2024 Frances Baard Schools Open II (U15)
2024/02/17
2024/02/17
Frances Baard (NCF)
Standard
62
0.84
5
5
3.5
1223.0
1224.2
Analysis
7
2024 Frances Baard Schools Open (U15)
2024/02/03
2024/02/03
Frances Baard (NCF)
Standard
62
0.84
5
5
4.0
1223.0
1224.2
Analysis
6
2023 Moja Chess Extravaganza (C)
2023/09/30
2023/10/01
Frances Baard (NCF)
Standard
65
0.85
5
2
0.5
1230.3
1233.2
Analysis
5
2023 Northern Cape Closed Chess Championships (U14 Open)
2023/08/25
2023/08/27
Frances Baard (NCF)
Standard
92
0.94
5
5
3.0
1203.2
1202.2
Analysis
4
Frances Baard Schools Open III 2023 (U13)
2023/08/05
2023/08/05
Frances Baard (NCF)
Standard
62
0.84
5
4
2.0
1203.2
1202.2
Analysis
3
KCC School Holiday Tournament 2023 (U14)
2023/04/03
2023/04/05
Frances Baard (NCF)
Standard
62
0.84
6
3
1.0
1221.3
1224.5
Analysis
2
Frances Baard School Open II 2023 (U13)
2023/03/18
2023/03/18
Frances Baard (NCF)
Standard
62
0.84
5
5
3.0
1207.1
1207.6
Analysis
1
Frances Baard Schools Individuals 2023 (U13)
2023/02/18
2023/02/18
Frances Baard (NCF)
Standard
62
0.84
5
4
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
46
37
2
7
38.0
82.6
277.2
1260.2
1537.3
White
24
18
2
4
19.0
79.2
247.9
1283.1
1531.0
Black
22
19
0
3
19.0
86.4
309.1
1235.1
1544.2
Standard
All
41
33
2
6
34.0
82.9
279.9
1258.6
1538.4
White
22
17
2
3
18.0
81.8
270.5
1272.7
1543.2
Black
19
16
0
3
16.0
84.2
290.8
1242.2
1532.9
Rapid
All
5
4
0
1
4.0
80.0
255.0
1273.3
1528.3
White
2
1
0
1
1.0
50.0
0.0
1397.3
1397.3
Black
3
3
0
0
3.0
100.0
425.0
1190.6
1615.6
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
69
48
3
18
49.5
71.7
184.8
1251.0
1435.8
White
36
24
2
10
25.0
69.4
165.3
1271.6
1436.9
Black
33
24
1
8
24.5
74.2
206.1
1228.5
1434.5
Standard
All
64
44
3
17
45.5
71.1
179.3
1249.2
1428.5
White
34
23
2
9
24.0
70.6
175.0
1264.2
1439.2
Black
30
21
1
8
21.5
71.7
184.2
1232.3
1416.4
Rapid
All
5
4
0
1
4.0
80.0
255.0
1273.3
1528.3
White
2
1
0
1
1.0
50.0
0.0
1397.3
1397.3
Black
3
3
0
0
3.0
100.0
425.0
1190.6
1615.6
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2100116596
Daniels, P (Peyton)
5
2.5
2
1
2
50.0
1333.6
0.0
1333.6
View list
2
1100150900
Jansen, M (Mikel)
4
3.0
3
0
1
75.0
1307.9
212.5
1520.4
View list
3
1100152785
Jafta, O (Oratile)
3
2.0
2
0
1
66.7
1249.0
141.7
1390.7
View list
4
1090300742
Lebitso, R (Relebohile)
2
2.0
3
0
0
100.0
1464.8
425.0
1889.8
View list
5
1100119942
Kanjee, K (Khiyaan)
2
2.0
2
0
0
100.0
1402.7
425.0
1827.7
View list
6
2090156800
Setlhare, B (Bokao)
2
2.0
2
0
0
100.0
1281.8
425.0
1706.8
View list
7
1100192403
Alam, T (Tahsen)
2
1.5
1
1
0
75.0
1511.0
212.5
1723.5
View list
8
1090152541
Labuschagne, S (Sihan)
2
1.0
1
0
1
50.0
1389.3
0.0
1389.3
View list
9
1100142032
Kwaeng, M (Motheo)
2
1.0
1
0
1
50.0
1273.8
0.0
1273.8
View list
10
1090152546
Mochwaro, K (Kopano)
2
1.0
1
0
1
50.0
1464.8
0.0
1464.8
View list
11
1110104291
Ross, E (Ebenezer)
2
1.0
1
0
1
50.0
1201.6
0.0
1201.6
View list
12
1090300742
Lebitso, RLD (Relebohile Lekgotla Delwayo)
1
1.0
3
0
0
100.0
1557.3
425.0
1982.3
View list
13
1060142018
Kisten, B (Brandon)
1
1.0
1
0
0
100.0
1340.6
425.0
1765.6
View list
14
2090161448
Chikosha, T (Tadiwanashe)
1
1.0
1
0
0
100.0
1223.0
425.0
1648.0
View list
15
1090105347
Botha, J (Jan-Petrus)
1
1.0
1
0
0
100.0
1223.0
425.0
1648.0
View list
16
1090152800
Bosch, E (Ethan)
1
1.0
1
0
0
100.0
1340.6
425.0
1765.6
View list
17
1110150899
Erasmus, L (Luka)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
1090300741
Hofsta, K (Kethan)
1
1.0
1
0
0
100.0
1340.6
425.0
1765.6
View list
19
1100159363
Hatendi, R (Reaobaka)
1
1.0
1
0
0
100.0
1203.2
425.0
1628.2
View list
20
1100152784
Hammer, O (Olebile)
1
1.0
1
0
0
100.0
1207.1
425.0
1632.1
View list