Player Page

Onyejiwa, C (Chichi)
Dob: 2008/01/01 (U18)
Gender: Male
Chess SA id: 1080139928
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2023/08/12 (295 days ago)
Ratings
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
Curent Raw rating1312.5
Curent Weighted rating1308.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1312.5
Current floor (min rating allowed)812.5
Current highest rating achieved1312.5
Current K-factor36
Games played this month0
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)±141.3
Current Raw change used (final)0.0
Projected new Raw rating1312.5
Projected new Weighed rating1309.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1312.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1312.5
Projected new floor812.5
Projected new K-facor36
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
Curent Raw rating1331.3
Curent Weighted rating1327.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1331.3
Current floor (min rating allowed)831.3
Current highest rating achieved1331.3
Current K-factor36
Games played this month0
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)±137.5
Current Raw change used (final)0.0
Projected new Raw rating1331.3
Projected new Weighed rating1328.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1331.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1331.3
Projected new floor831.3
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 2023 Tshwane North School District CLOSED League Championships (D3) (U19) 2023/08/12 2023/08/12 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1299.1 1320.1 Analysis
2 2022 D3 Cluster Teams (U19) 2022/05/28 2022/05/28 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1232.5 1242.0 Analysis
1 2022 D3 Cluster City Schools (U15) 2022/04/23 2022/04/23 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1200.0 1200.0 Analysis
Game 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 15 11 1 3 11.5 76.7 226.7 1222.9 1449.6
White 7 4 1 2 4.5 64.3 121.4 1210.8 1332.2
Black 8 7 0 1 7.0 87.5 318.8 1233.6 1552.3
Standard All 15 11 1 3 11.5 76.7 226.7 1222.9 1449.6
White 7 4 1 2 4.5 64.3 121.4 1210.8 1332.2
Black 8 7 0 1 7.0 87.5 318.8 1233.6 1552.3
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 107079671 Makaleng, M (Mosa) 1 1.0 1 0 0 100.0 1299.1 425.0 1724.1 View list
2 1060159865 Mahlangu, M (Mosa) 1 1.0 1 0 0 100.0 1299.1 425.0 1724.1 View list
3 1040139938 Lotriet, C (Cecil) 1 1.0 1 0 0 100.0 1299.1 425.0 1724.1 View list
4 1080102523 Kruger, S (Stefan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1050139935 Elliston, D (Dean) 1 1.0 1 0 0 100.0 1232.5 425.0 1657.5 View list
6 1060141642 Pieters, D (Dominique) 1 1.0 1 0 0 100.0 1232.5 425.0 1657.5 View list
7 1050112702 Passos, L (Leandro) 1 1.0 1 0 0 100.0 1232.5 425.0 1657.5 View list
8 2070141641 Ngati, O (Ofentse) 1 1.0 1 0 0 100.0 1232.5 425.0 1657.5 View list
9 2060141645 Van Heerden, L (Lisa) 1 1.0 1 0 0 100.0 1232.5 425.0 1657.5 View list
10 1080114711 Van Der Westhuizen, E (Ethan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1080139931 Smit, I (Ignatuis) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1080139924 Chislom, K (Kayden) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
13 207079679 Sibanda, AP (Andile Patience) 1 0.0 0 0 1 0.0 1299.1 -425.0 874.1 View list
14 1060141613 Malinga, T (Tshepang) 1 0.0 0 0 1 0.0 1299.1 -425.0 874.1 View list
15 1070099945 Coetzee, W (Willem Christoffel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list