Rockville Montgomery Swim Club Girls 10 & under 50 Y Breast
These rankings show the swimmers' placement within their swim team.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Aria Tarr | 45.39 | 10 | BB Min | A: 42.79 (+2.60s | 5.7%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 52 | Emelia Kessous | 45.45 | 10 | BB Min | A: 42.79 (+2.66s | 5.9%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 53 | Ella Caldwell | 45.63 | 9 | BB Min | A: 42.79 (+2.84s | 6.2%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 54 | Vivian Li | 45.66 | 10 | BB Min | A: 42.79 (+2.87s | 6.3%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 55 | Elise Castro | 45.71 | 9 | BB Min | A: 42.79 (+2.92s | 6.4%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 56 | Rosemary Thirolf | 45.95 | 10 | BB Min | A: 42.79 (+3.16s | 6.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 57 | Clare Robine | 46.20 | 10 | BB Min | A: 42.79 (+3.41s | 7.4%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 58 | Catalina Bernal | 46.25 | 9 | BB Min | A: 42.79 (+3.46s | 7.5%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 59 | Abigail Hinz | 46.36 | 10 | BB Min | A: 42.79 (+3.57s | 7.7%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 60 | Zara Webster | 46.40 | 10 | BB Min | A: 42.79 (+3.61s | 7.8%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 61 | Laila Neggaz | 46.41 | 8 | BB Min | A: 42.79 (+3.62s | 7.8%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 62 | Eleanor Witte | 46.68 | 9 | BB Min | A: 42.79 (+3.89s | 8.3%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 63 | Lucia Torrella | 46.90 | 9 | BB Min | A: 42.79 (+4.11s | 8.8%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 64 | Calla Sparker | 47.02 | 10 | BB Min | A: 42.79 (+4.23s | 9.0%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 65 | Amelie Hussmann | 47.10 | 8 | BB Min | A: 42.79 (+4.31s | 9.2%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 66 | Rosemary Thirolf | 47.21 | 10 | BB Min | A: 42.79 (+4.42s | 9.4%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 67 | Raelyn Ton | 47.25 | 10 | BB Min | A: 42.79 (+4.46s | 9.4%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 68 | Ewnet Alemseged | 47.29 | 10 | BB Min | A: 42.79 (+4.50s | 9.5%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 69 | Tatiana Diener | 47.39 | 8 | BB Min | A: 42.79 (+4.60s | 9.7%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 70 | Victoria Wishart | 47.43 | 10 | BB Min | A: 42.79 (+4.64s | 9.8%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 71 | Norah Tarr | 47.45 | 9 | BB Min | A: 42.79 (+4.66s | 9.8%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 72 | Caroline Yeh | 47.56 | 10 | BB Min | A: 42.79 (+4.77s | 10.0%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 73 | Yuhan Xiong | 47.69 | 9 | BB Min | A: 42.79 (+4.90s | 10.3%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 74 | Kaia Kissam | 47.92 | 10 | BB Min | A: 42.79 (+5.13s | 10.7%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 75 | Alexandra Masaya Golovko | 47.94 | 8 | BB Min | A: 42.79 (+5.15s | 10.7%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 76 | Gwen Rizzo | 48.01 | 10 | BB Min | A: 42.79 (+5.22s | 10.9%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 77 | Marlena VanCuran | 48.01 | 10 | BB Min | A: 42.79 (+5.22s | 10.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 78 | Penelope Schwarten | 48.08 | 10 | BB Min | A: 42.79 (+5.29s | 11.0%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 79 | Ilvy Bolomsky-Lutz | 48.12 | 8 | BB Min | A: 42.79 (+5.33s | 11.1%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 80 | Rosemary Thirolf | 48.19 | 10 | BB Min | A: 42.79 (+5.40s | 11.2%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 81 | Claire Li | 48.31 | 10 | BB Min | A: 42.79 (+5.52s | 11.4%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 82 | Victoria Vinogradova | 48.45 | 9 | BB Min | A: 42.79 (+5.66s | 11.7%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 83 | Yuhan Xiong | 48.46 | 9 | BB Min | A: 42.79 (+5.67s | 11.7%) | Rockville Montgomery Swim Club | 11/01/2025 | 2025 RMSC Autumn 350 Challenge Meet | |
| 84 | Rosemary Thirolf | 48.52 | 10 | BB Min | A: 42.79 (+5.73s | 11.8%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 85 | Lily Moulton | 48.52 | 9 | BB Min | A: 42.79 (+5.73s | 11.8%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 86 | Yuhan Xiong | 48.56 | 9 | BB Min | A: 42.79 (+5.77s | 11.9%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 87 | Claire Xu | 48.60 | 10 | BB Min | A: 42.79 (+5.81s | 12.0%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 88 | Isabella Flaim | 48.62 | 8 | BB Min | A: 42.79 (+5.83s | 12.0%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 89 | Brianna Wang | 48.63 | 9 | BB Min | A: 42.79 (+5.84s | 12.0%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 90 | Victoria Donahue | 48.65 | 9 | BB Min | A: 42.79 (+5.86s | 12.0%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 91 | Yuhan Xiong | 48.76 | 9 | B Min | BB: 48.69 (+0.07s | 0.1%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 92 | Yuhan Xiong | 48.82 | 9 | B Min | BB: 48.69 (+0.13s | 0.3%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 93 | Yubin Kim | 48.92 | 10 | B Min | BB: 48.69 (+0.23s | 0.5%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 94 | Elle O'Connell | 49.04 | 10 | B Min | BB: 48.69 (+0.35s | 0.7%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 95 | Julianna Haynos | 49.06 | 9 | B Min | BB: 48.69 (+0.37s | 0.8%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 96 | Petra Novovic | 49.09 | 10 | B Min | BB: 48.69 (+0.40s | 0.8%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 97 | Sienna Jain | 49.09 | 9 | B Min | BB: 48.69 (+0.40s | 0.8%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | |
| 98 | Chelsea Wu | 49.17 | 10 | B Min | BB: 48.69 (+0.48s | 1.0%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 99 | Molly McCullough | 49.18 | 9 | B Min | BB: 48.69 (+0.49s | 1.0%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 100 | Mackenzie Boyer | 49.22 | 10 | B Min | BB: 48.69 (+0.53s | 1.1%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.