Oliviia Efimenko
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.18 | AA+0.49s to AAA | 2026-02-01 | 2026 AZOT H/F BB MIN Leaderboard Invitational venue |
| 100 Freestyle | SCY | 57.19 | AA+1.40s to AAA | 2025-11-23 | 2025 CA MVN Turkey Classic venue |
| 200 Freestyle | SCY | 2:02.13 | AA+1.24s to AAA | 2025-11-22 | 2025 CA MVN Turkey Classic venue |
| 500 Freestyle | SCY | 5:21.25 | AAA+11.96s to AAAA | 2025-11-21 | 2025 CA MVN Turkey Classic venue |
| 50 Backstroke | SCY | 28.80 | AA+0.11s to AAA | 2025-12-14 | 2025 CA SCS/SCAT WAG venue |
| 100 Backstroke | SCY | 1:00.55 | AAA+2.66s to AAAA | 2025-12-12 | 2025 CA SCS/SCAT WAG venue |
| 200 Backstroke | SCY | 2:07.72 | AAA+1.73s to AAAA | 2026-03-13 | 2026 SCS Spring Age Group Champs @ RMDA - cop venue |
| 100 Butterfly | SCY | 1:02.18 | AA+1.79s to AAA | 2025-03-15 | 2025 SCS Spring Age Group Champs @ Armada venue |
| 200 Butterfly | SCY | 2:13.49 | AAA+4.90s to AAAA | 2025-12-14 | 2025 CA SCS/SCAT WAG venue |
| 200 Individual Medley | SCY | 2:15.59 | AAA+6.20s to AAAA | 2026-03-15 | 2026 SCS Spring Age Group Champs @ RMDA - cop venue |
| 400 Individual Medley | SCY | 4:48.97 | AA+1.28s to AAA | 2025-11-23 | 2025 CA MVN Turkey Classic venue |
| 50 Freestyle | LCM | 29.73 | AA+0.34s to AAA | 2026-06-14 | ARMADA-2026 SCS June AG Invite venue |
| 100 Freestyle | LCM | 1:03.87 | AA+0.08s to AAA | 2026-05-24 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 400 Freestyle | LCM | 4:53.31 | AA+3.52s to AAA | 2026-04-12 | 2026 FAST Orange Committee April BB Min Meet venue |
| 50 Backstroke | LCM | 34.39 | AA+0.80s to AAA | 2026-06-11 | ARMADA-2026 SCS June AG Invite venue |
| 100 Backstroke | LCM | 1:09.69 | AAA+2.20s to AAAA | 2025-07-27 | 2025 CA SCS/RAA Summer A/G Champs venue |
| 200 Backstroke | LCM | 2:29.29 | AAA+3.80s to AAAA | 2026-05-23 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 100 Butterfly | LCM | 1:07.23 | AAA+1.64s to AAAA | 2026-06-11 | ARMADA-2026 SCS June AG Invite venue |
| 200 Butterfly | LCM | 2:31.61 | AAA+4.02s to AAAA | 2026-06-12 | ARMADA-2026 SCS June AG Invite venue |
| 200 Individual Medley | LCM | 2:35.84 | AA+0.75s to AAA | 2025-07-26 | 2025 CA SCS/RAA Summer A/G Champs venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Backstroke | LCM | 34.67 | flat | 200 Medley Relay | 2026-06-14 | ARMADA-2026 SCS June AG Invite |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 13-14 · SCY
4423 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:21.25 | 891 |
| 200 BK SCY | 2:07.72 | 932 |
| 200 FL SCY | 2:13.49 | 889 |
| 200 IM SCY | 2:15.59 | 856 |
| 400 IM SCY | 4:48.97 | 855 |
| 200 BR SCY | — | 0 |
IMR 13-14 · SCY
3355 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:02.13 | 841 |
| 100 BK SCY | 1:00.55 | 864 |
| 100 FL SCY | 1:02.18 | 794 |
| 200 IM SCY | 2:15.59 | 856 |
| 100 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 57.19
Front half 27.43s · back half 29.76s
200 Freestyle SCY 2:02.13
Front half 59.69s · back half 62.44s
500 Freestyle SCY 5:21.25
Front half 158.47s · back half 162.78s
100 Backstroke SCY 1:00.55
Front half 29.24s · back half 31.31s
200 Backstroke SCY 2:07.72
Front half 61.78s · back half 65.94s
100 Butterfly SCY 1:02.18
Front half 29.10s · back half 33.08s
200 Butterfly SCY 2:13.49
Front half 64.60s · back half 68.89s
200 Individual Medley SCY 2:15.59
Front half 63.11s · back half 72.48s
400 Individual Medley SCY 4:48.97
Front half 137.19s · back half 151.78s
100 Freestyle LCM 1:03.87
Front half 30.88s · back half 32.99s
400 Freestyle LCM 4:53.31
Front half 148.14s · back half 145.17s
200 Backstroke LCM 2:29.29
Front half 73.24s · back half 76.05s
200 Butterfly LCM 2:31.61
Front half 72.96s · back half 78.65s
200 Individual Medley LCM 2:35.84
Front half 72.63s · back half 83.21s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.