Player Page

Birkenstock, C (Christopher)
Dob: 2008/04/05 (U18)
Gender: Male
Chess SA id: 1080107275
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2019/10/25 (1796 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 rating1168.8
Current Weighted rating1168.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1168.8
Current highest rating achieved1176.0
Current floor (min rating allowed)676.0
Current K-factor40
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)±173.4
Current Raw change used (final)0.0
Projected new Raw rating1168.8
Projected new Weighed rating1075.3
Projected new Weighted performance198.3
Projected new final Raw rating (if new WP > new Raw)1168.8
Projected new highest rating1176.0
Projected new floor676.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1168.8
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 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
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 rating1137.2
Current Weighted rating1137.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1137.2
Current highest rating achieved1138.4
Current floor (min rating allowed)638.4
Current K-factor40
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)±181.3
Current Raw change used (final)0.0
Projected new Raw rating1137.2
Projected new Weighed rating1046.2
Projected new Weighted performance208.8
Projected new final Raw rating (if new WP > new Raw)1137.2
Projected new highest rating1138.4
Projected new floor638.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1137.2
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
2 2019 Laerskool Durbanville Rapid 2019/10/25 2019/10/25 Cape Town (WCT) Rapid 15 0.39 6 6 2.5 1176.0 1138.4 Analysis
1 Durbanville Primary 2018 2018/11/05 2018/11/05 Cape Town (WCT) Rapid 15 0.39 5 5 1.0 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 11 3 1 7 3.5 31.8 -154.5 1189.1 1034.6
White 6 3 0 3 3.0 50.0 0.0 1200.0 1200.0
Black 5 0 1 4 0.5 10.0 -340.0 1176.1 836.1
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 11 3 1 7 3.5 31.8 -154.5 1189.1 1034.6
White 6 3 0 3 3.0 50.0 0.0 1200.0 1200.0
Black 5 0 1 4 0.5 10.0 -340.0 1176.1 836.1
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 1070107270 Nisbet, R (Ryan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1090119853 Olivier, L (Lliam) 1 1.0 1 0 0 100.0 1176.0 425.0 1601.0 View list
3 1090119843 Steyn, H (Hanru) 1 1.0 1 0 0 100.0 1176.0 425.0 1601.0 View list
4 2090119833 Kykkuk, K (Kayla) 1 0.5 0 1 0 50.0 1176.0 0.0 1176.0 View list
5 1070107261 Sleigh, D (Daniil) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1070107276 Webster, M (Matthew) 1 0.0 0 0 1 0.0 1176.0 -425.0 751.0 View list
7 2080107271 Van Der Berg, K (Kajsa) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 2090119846 Van As, A (Annabelle) 1 0.0 0 0 1 0.0 1176.0 -425.0 751.0 View list
9 2080107265 Stubbs, C (Caitlin) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 2080119847 O`brien, Q (Quinne) 1 0.0 0 0 1 0.0 1176.0 -425.0 751.0 View list
11 1060107266 Louw, C (Cilliers) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list