Chess South Africa
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Chess South Africa
Obos, I (Ipileng)
Dob:
2007/01/25 (U18)
Gender:
Female
Chess SA id:
207091396
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2023/10/13 (257 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
1300.5
Current Weighted rating
1299.7
Current Weighted performance
970.8
Current official/published rating (highest between Raw, WR and WP)
1300.5
Current highest rating achieved
1320.1
Current floor (min rating allowed)
820.1
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)
±143.7
Current Raw change used (final)
0.0
Projected new Raw rating
1300.5
Projected new Weighed rating
1196.0
Projected new Weighted performance
970.8
Projected new final Raw rating (if new WP > new Raw)
1300.5
Projected new highest rating
1320.1
Projected new floor
820.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.5
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
1327.4
Current Weighted rating
1318.0
Current Weighted performance
905.6
Current official/published rating (highest between Raw, WR and WP)
1327.4
Current highest rating achieved
1327.4
Current floor (min rating allowed)
827.4
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)
±138.3
Current Raw change used (final)
0.0
Projected new Raw rating
1327.4
Projected new Weighed rating
1213.3
Projected new Weighted performance
905.6
Projected new final Raw rating (if new WP > new Raw)
1327.4
Projected new highest rating
1327.4
Projected new floor
827.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1327.4
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
1154.0
Current Weighted rating
1172.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1172.4
Current highest rating achieved
1154.0
Current floor (min rating allowed)
654.0
Current K-factor
40
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)
±177.0
Current Raw change used (final)
0.0
Projected new Raw rating
1154.0
Projected new Weighed rating
1077.8
Projected new Weighted performance
338.4
Projected new final Raw rating (if new WP > new Raw)
1154.0
Projected new highest rating
1154.0
Projected new floor
654.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1154.0
Projected effective change (new Official - current Official)
-18.4
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
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
11
Bloemfontein HS League 13 October 2023 (U17+U19)
2023/10/13
2023/10/13
Mangaung (FMB)
Rapid
20
0.47
5
5
2.0
1320.1
1200.0
Analysis
10
2023 SA Schools Winter Games (U18 Girls)
2023/07/04
2023/07/06
West Rand (GWR)
Standard
65
0.85
7
7
4.0
1286.7
1291.4
Analysis
9
NSSC Winter Games 2022 (U15 Girls)
2022/07/04
2022/07/06
Cape Town (WCT)
Standard
70
0.87
7
7
4.0
1258.2
1257.9
Analysis
8
2019 South African Junior Team Championships (U14B Girls)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
6
4.0
1208.2
1210.7
Analysis
7
Mangaung Metro July Trials 2019 (U16 Girls)
2019/07/19
2019/07/20
Mangaung (FMB)
Standard
62
0.84
5
4
2.0
1225.4
1235.2
Analysis
6
Mangaung Metro Chess 31 May to 1 June 2019 (C)
2019/05/31
2019/06/01
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1173.3
1175.2
Analysis
5
Free State Schools Chess Championship 2019 (U13)
2019/05/25
2019/05/25
Lejweleputswa (FLW)
Standard
60
0.83
5
5
3.0
1169.0
1166.0
Analysis
4
Mangaung Metro Chess 15-16 March 2019 (D)
2019/03/15
2019/03/16
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1149.2
1142.0
Analysis
3
Mangaung Metro Chess 1-2 February 2019 (D)
2019/02/01
2019/02/02
Mangaung (FMB)
Standard
62
0.84
5
5
4.0
1126.4
1112.8
Analysis
2
Mangaung Metro Chess 27-28 July 2018 (E)
2018/07/27
2018/07/28
Mangaung (FMB)
Standard
62
0.84
5
2
1.0
1148.9
1139.2
Analysis
1
Mangaung Metro Chess 2 & 3 February 2018 (E)
2018/02/02
2018/02/03
Mangaung (FMB)
Standard
62
0.84
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
Rapid
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
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
56
35
0
21
35.0
62.5
106.3
1120.6
1226.8
White
26
16
0
10
16.0
61.5
98.1
1154.8
1252.9
Black
30
19
0
11
19.0
63.3
113.3
1090.9
1204.2
Standard
All
51
33
0
18
33.0
64.7
125.0
1112.9
1237.9
White
24
15
0
9
15.0
62.5
106.3
1152.1
1258.3
Black
27
18
0
9
18.0
66.7
141.7
1078.2
1219.8
Rapid
All
5
2
0
3
2.0
40.0
-85.0
1198.3
1113.3
White
2
1
0
1
1.0
50.0
0.0
1187.5
1187.5
Black
3
1
0
2
1.0
33.3
-141.7
1205.5
1063.8
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
106069730
Beelders, R (Ryan)
2
2.0
2
0
0
100.0
1234.7
425.0
1659.7
View list
2
207064253
Melville, J (Joalize)
2
2.0
2
0
0
100.0
1212.7
425.0
1637.7
View list
3
108069747
Melville, J (Jason)
2
1.0
1
0
1
50.0
1161.3
0.0
1161.3
View list
4
109086201
Hattingh, E (Eckhard)
2
0.0
0
0
2
0.0
1234.5
-425.0
809.5
View list
5
208061417
Botha, L (Lika)
1
1.0
1
0
0
100.0
1126.4
425.0
1551.4
View list
6
108086945
Geyser, H (Heinrich)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
207090606
Gcuze, K (Khanya)
1
1.0
1
0
0
100.0
1208.2
425.0
1633.2
View list
8
1060132538
Els, N (Niel)
1
1.0
1
0
0
100.0
1320.1
425.0
1745.1
View list
9
207065272
Dove, M (Megan)
1
1.0
1
0
0
100.0
1208.2
425.0
1633.2
View list
10
2070099486
Dlamini, N (Nomaswazi)
1
1.0
1
0
0
100.0
1258.2
425.0
1683.2
View list
11
2050112048
Budhram, C (Cadence)
1
1.0
1
0
0
100.0
1286.7
425.0
1711.7
View list
12
108061369
Human, LJ (Louis)
1
1.0
1
0
0
100.0
1149.2
425.0
1574.2
View list
13
2070158115
Khumalo, K (Khwezi Innocent)
1
1.0
1
0
0
100.0
1286.7
425.0
1711.7
View list
14
107069734
Jordaan, W (Wian)
1
1.0
1
0
0
100.0
1173.3
425.0
1598.3
View list
15
1090100920
Lemphane, O (Oratile)
1
1.0
1
0
0
100.0
1126.4
425.0
1551.4
View list
16
2070142143
Letebele, S (Sebueng)
1
1.0
1
0
0
100.0
1258.2
425.0
1683.2
View list
17
209086927
Liversage, C (Corli)
1
1.0
1
0
0
100.0
1148.9
425.0
1573.9
View list
18
2050106782
Mahlakolisane, K (Kamohelo)
1
1.0
1
0
0
100.0
1225.4
425.0
1650.4
View list
19
208092838
Maile, T (Tsebang)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
206090391
Masingi, KC (Keneilure Clementine)
1
1.0
1
0
0
100.0
1208.2
425.0
1633.2
View list