Player Page

Roos, K (Kirstin)
Dob: 2010/03/23 (U16)
Gender: Female
Chess SA id: 2100137667
FIDE id:
Region: Ehlanzeni (MEN)
Citizen: RSA
Title(s):
Last active: 2022/07/30 (847 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
Current Raw rating1220.5
Current Weighted rating1220.5
Current Weighted performance850.3
Current official/published rating (highest between Raw, WR and WP)1220.5
Current highest rating achieved1268.9
Current floor (min rating allowed)768.9
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)±161.0
Current Raw change used (final)0.0
Projected new Raw rating1220.5
Projected new Weighed rating1122.9
Projected new Weighted performance850.3
Projected new final Raw rating (if new WP > new Raw)1220.5
Projected new highest rating1268.9
Projected new floor768.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1220.5
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 rating1221.7
Current Weighted rating1221.7
Current Weighted performance850.3
Current official/published rating (highest between Raw, WR and WP)1221.7
Current highest rating achieved1278.6
Current floor (min rating allowed)778.6
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)±160.8
Current Raw change used (final)0.0
Projected new Raw rating1221.7
Projected new Weighed rating1124.0
Projected new Weighted performance850.3
Projected new final Raw rating (if new WP > new Raw)1221.7
Projected new highest rating1278.6
Projected new floor778.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1221.7
Projected effective change (new Official - current Official)=0.0
s
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 White River Primary 2022 (U14) 2022/07/30 2022/07/30 Ehlanzeni (MEN) Standard 62 0.84 5 5 3.0 1217.5 1219.9 Analysis
4 2022 Blou Bul Open (C) 2022/06/25 2022/06/26 Tshwane (GTP) Standard 90 0.94 5 5 1.0 1268.9 1278.6 Analysis
3 Rob Ferreira Chess Tournament 2022 (U14) 2022/05/07 2022/05/07 Ehlanzeni (MEN) Standard 62 0.84 5 5 4.0 1223.2 1225.7 Analysis
2 Lydenburg Chess Club 2022 (U14) 2022/04/09 2022/04/09 Ehlanzeni (MEN) Standard 62 0.84 5 5 3.0 1214.1 1216.0 Analysis
1 Uplands Chess Tournament 2022 (U14) 2022/02/26 2022/02/26 Ehlanzeni (MEN) Standard 62 0.84 5 5 3.0 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 25 14 0 11 14.0 56.0 51.0 1199.5 1250.5
White 12 7 0 5 7.0 58.3 70.8 1213.9 1284.8
Black 13 7 0 6 7.0 53.8 32.7 1186.1 1218.8
Standard All 25 14 0 11 14.0 56.0 51.0 1199.5 1250.5
White 12 7 0 5 7.0 58.3 70.8 1213.9 1284.8
Black 13 7 0 6 7.0 53.8 32.7 1186.1 1218.8
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 109066919 Grobler, Z (Zander) 2 0.0 0 0 2 0.0 1208.8 -425.0 783.8 View list
2 2090137660 Bontle, M (Matsi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1090139885 Baraganye, T (Tirisano) 1 1.0 1 0 0 100.0 1223.2 425.0 1648.2 View list
4 1090140529 Calaca, T (Tannur) 1 1.0 1 0 0 100.0 1223.2 425.0 1648.2 View list
5 2100135335 Espag, V (Vanesh-Mari) 1 1.0 1 0 0 100.0 1217.5 425.0 1642.5 View list
6 1120137394 Du Bruyn, D (Dylan) 1 1.0 1 0 0 100.0 1268.9 425.0 1693.9 View list
7 1090140535 Malepe, P (Pugisho) 1 1.0 1 0 0 100.0 1217.5 425.0 1642.5 View list
8 2100139863 Makawa, T (Tabeth) 1 1.0 1 0 0 100.0 1223.2 425.0 1648.2 View list
9 1100133241 Kruger, R (Ruan) 1 1.0 1 0 0 100.0 1217.5 425.0 1642.5 View list
10 1110132263 Kotu, K (Kagiso) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1100139888 Chiloane, N (Neo) 1 1.0 1 0 0 100.0 1214.1 425.0 1639.1 View list
12 2090108299 Nonyane, M (Mohau) 1 1.0 1 0 0 100.0 1223.2 425.0 1648.2 View list
13 1090133243 Sibanyoni, U (Ulibo) 1 1.0 1 0 0 100.0 1214.1 425.0 1639.1 View list
14 2090137670 Van Staden, A (Anika) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1100133245 Venter, L (Ludwig) 1 1.0 1 0 0 100.0 1214.1 425.0 1639.1 View list
16 209089639 Van Dyk, M (Mia) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 1090108333 Rambritch, A (Abhay) 1 0.0 0 0 1 0.0 1268.9 -425.0 843.9 View list
18 110087575 Ogunjiofor, CJ (Chinedu Jeremy) 1 0.0 0 0 1 0.0 1223.2 -425.0 798.2 View list
19 109084374 Naidoo, J (Jasbir) 1 0.0 0 0 1 0.0 1214.1 -425.0 789.1 View list
20 2100111755 Cawood, K (Kaylee) 1 0.0 0 0 1 0.0 1217.5 -425.0 792.5 View list