PLAYER PAGE
Lily Vlietstra
2180314659Eden (WEG)Personal
Main rating
| Rating | 1434.1 |
| K-factor | 32 |
| Floor | 993.8 |
| Highest | 1493.8 (2025-11-30) |
| Min/Max +/- allowed | 109 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1360.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1434.1 |
| K-factor | 32 |
| Floor | 993.8 |
| Highest | 1493.8 (2025-11-30) |
| Min/Max +/- allowed | 109.1 |
Standard rating
| Rating | 1427.4 |
| K-factor | 32 |
| Floor | 997.9 |
| Highest | 1497.9 (2025-09-30) |
| Min/Max +/- allowed | 108.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1360.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1427.4 |
| K-factor | 32 |
| Floor | 997.9 |
| Highest | 1497.9 (2025-09-30) |
| Min/Max +/- allowed | 108.5 |
Rapid rating
| Rating | 1259 |
| K-factor | 36 |
| Floor | 759 |
| Highest | 1259 (2025-11-30) |
| Min/Max +/- allowed | 152.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1259 |
| K-factor | 36 |
| Floor | 759 |
| Highest | 1259 (2025-11-30) |
| Min/Max +/- allowed | 152.4 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 WCSC PS Individual Championship (U9 Girls) | Standard | 2026-05-16 | 2026-05-17 | Overberg (WOS) | 6 | 1479.2 | 6 | 3 | 1236.3 | -45 | Details |
| 2 | Eden Schools Trials 1 2026 (U9 Girls) | Standard | 2026-03-14 | 2026-03-14 | Eden (WEG) | 5 | 1469.7 | 5 | 4 | 1485.6 | 1.8 | Details |
| 3 | George Trials 3 2026 (U9 Girls) | Standard | 2026-02-28 | 2026-02-28 | Eden (WEG) | 5 | 1469.7 | 5 | 4 | 1509.9 | 7.8 | Details |
| 4 | George Trials 2 2026 (U9 Girls) | Standard | 2026-02-14 | 2026-02-14 | Eden (WEG) | 5 | 1493.8 | 5 | 3 | 1361.4 | -13.4 | Details |
| 5 | George Trials 1 2026 (U9 Girls) | Standard | 2026-01-31 | 2026-01-31 | Eden (WEG) | 5 | 1493.8 | 5 | 4 | 1479.6 | -1.7 | Details |
| 6 | Voories Skaaktoernooi 2025 (O7) | Rapid | 2025-11-08 | 2025-11-08 | Eden (WEG) | 5 | 1477.2 | 5 | 4 | 1632.3 | 10.4 | Details |
| 7 | HCPS Invitational Rapid Tournament 2025 (U7) | Rapid | 2025-10-18 | 2025-10-18 | Eden (WEG) | 6 | 1488 | 6 | 3 | 1429.9 | -4.4 | Details |
| 8 | Western Cape Schools - Top Schools 2025 (U7) | Standard | 2025-09-06 | 2025-09-07 | Overberg (WOS) | 6 | 1442.2 | 6 | 6 | 1664.1 | 26.2 | Details |
| 9 | George Top Schools 2025 (U7) | Standard | 2025-07-26 | 2025-07-26 | Eden (WEG) | 5 | 1369.7 | 5 | 4 | 1507.4 | 12.9 | Details |
| 10 | Eden Chess Trials 2 2025 (U8) | Standard | 2025-03-15 | 2025-04-12 | Eden (WEG) | 10 | 1391.9 | 10 | 6 | 1327 | -12.3 | Details |
| 11 | Eden Schools Chess Trials 1 2025 (U7 Girls) | Standard | 2025-03-08 | 2025-03-08 | Eden (WEG) | 5 | 1335.6 | 5 | 5 | 1662.1 | 31.4 | Details |
| 12 | George Schools Chess Trials 2 2025 (U7 Girls) | Standard | 2025-02-15 | 2025-02-15 | Eden (WEG) | 5 | 1200 | 5 | 4 | 1455 | 25.6 | Details |
| 13 | George Schools Chess Trials 1 2025 (U7 Gils) | Standard | 2025-02-01 | 2025-02-01 | Eden (WEG) | 5 | 1200 | 5 | 5 | 1625 | 42.2 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 26 |
| Wins | 18 |
| Draws | 0 |
| Losses | 8 |
| White | 14 |
| Black | 12 |
| White wins | 8 |
| Black wins | 10 |
| Score | 18 |
| Percent | 69.2 |
| Dp | 163.5 |
| AOR | 1244.3 |
| Performance | 1407.7 |
Game statistics (History)
| Games | 73 |
| Wins | 54 |
| Draws | 2 |
| Losses | 17 |
| White | 37 |
| Black | 36 |
| White wins | 27 |
| Black wins | 27 |
| Score | 55 |
| Percent | 75.3 |
| Dp | 215.4 |
| AOR | 1261.9 |
| Performance | 1477.3 |
Rankings (Main)
| National | |
| Overall | 2956 |
| Gender | 427 |
| Age group | 105 |
| Gender/Age | 19 |
| Provincial | |
| Overall | 898 |
| Gender | 164 |
| Age group | 36 |
| Gender/Age | 9 |
| Regional | |
| Overall | 199 |
| Gender | 46 |
| Age group | 16 |
| Gender/Age | 5 |
Rankings (Standard)
| National | |
| Overall | 2745 |
| Gender | 422 |
| Age group | 105 |
| Gender/Age | 21 |
| Provincial | |
| Overall | 773 |
| Gender | 158 |
| Age group | 29 |
| Gender/Age | 8 |
| Regional | |
| Overall | 170 |
| Gender | 43 |
| Age group | 16 |
| Gender/Age | 4 |
Rankings (Rapid)
| National | |
| Overall | 2880 |
| Gender | 539 |
| Age group | 142 |
| Gender/Age | 32 |
| Provincial | |
| Overall | 1159 |
| Gender | 237 |
| Age group | 76 |
| Gender/Age | 15 |
| Regional | |
| Overall | 131 |
| Gender | 23 |
| Age group | 13 |
| Gender/Age | 4 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 26 |
| Score | 18 |
| Percent | 69.2 |
| Aor | 1244.3 |
| Dp | 163.5 |
| Prat | 1407.7 |
Performance (12 months)
| Games | 48 |
| Score | 35 |
| Percent | 72.9 |
| Aor | 1281.5 |
| Dp | 194.8 |
| Prat | 1476.3 |
Performance (History)
| Games | 73 |
| Score | 55 |
| Percent | 75.3 |
| Aor | 1261.9 |
| Dp | 215.4 |
| Prat | 1477.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Kock, R (Reese) | 5 | 2 | 3 | George Schools Chess Trials 2 2025 (U7 Girls) | George Trials 3 2026 (U9 Girls) | Details |
| Overall | 2 | Baker, G (Gabby) | 4 | 1 | 3 | George Schools Chess Trials 2 2025 (U7 Girls) | George Trials 3 2026 (U9 Girls) | Details |
| Overall | 3 | Barnard, K (Kara) | 4 | 2 | 2 | George Schools Chess Trials 1 2025 (U7 Gils) | HCPS Invitational Rapid Tournament 2025 (U7) | Details |
| Overall | 4 | Appiah Baden, E (Emily Joy) | 3 | 0 | 3 | Eden Chess Trials 2 2025 (U8) | George Trials 3 2026 (U9 Girls) | Details |
| Overall | 5 | Costa, T (Thalia Anne) | 3 | 2 | 1 | George Schools Chess Trials 1 2025 (U7 Gils) | Eden Schools Trials 1 2026 (U9 Girls) | Details |
| Standard | 1 | Kock, R (Reese) | 5 | 2 | 3 | George Schools Chess Trials 2 2025 (U7 Girls) | George Trials 3 2026 (U9 Girls) | Details |
| Standard | 2 | Costa, T (Thalia Anne) | 3 | 2 | 1 | George Schools Chess Trials 1 2025 (U7 Gils) | Eden Schools Trials 1 2026 (U9 Girls) | Details |
| Standard | 3 | Barnard, K (Kara) | 3 | 1 | 2 | George Schools Chess Trials 1 2025 (U7 Gils) | Eden Schools Chess Trials 1 2025 (U7 Girls) | Details |
| Standard | 4 | Rostoll, C (Chante) | 3 | 0 | 3 | George Schools Chess Trials 1 2025 (U7 Gils) | Eden Schools Chess Trials 1 2025 (U7 Girls) | Details |
| Standard | 5 | Baker, G (Gabby) | 3 | 1 | 2 | George Schools Chess Trials 2 2025 (U7 Girls) | George Trials 3 2026 (U9 Girls) | Details |
| Rapid | 1 | Hoffmann, D (Daniel) | 2 | 0 | 2 | HCPS Invitational Rapid Tournament 2025 (U7) | Voories Skaaktoernooi 2025 (O7) | Details |
| Rapid | 2 | Damane, K (Khanya) | 2 | 1 | 1 | HCPS Invitational Rapid Tournament 2025 (U7) | Voories Skaaktoernooi 2025 (O7) | Details |