swimMarcos Rivera
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.83 | B+0.14s to BB | 2019-02-16 | 2019 CO Aces Winter Open venue |
| 100 Freestyle | SCY | 1:01.41 | B+1.02s to BB | 2019-02-17 | 2019 CO Aces Winter Open venue |
| 200 Freestyle | SCY | 2:13.65 | B+1.26s to BB | 2019-02-23 | 2019 CO CSI 14&U SC State Championships venue |
| 500 Freestyle | SCY | 5:58.09 | BB+27.30s to A | 2018-10-19 | 2018 CO MACS Fall Invitational venue |
| 50 Backstroke | SCY | 36.29 | +2.60s to B | 2019-03-02 | 2019 CO CSI Silver State venue |
| 100 Backstroke | SCY | 1:20.38 | +8.99s to B | 2019-02-16 | 2019 CO Aces Winter Open venue |
| 50 Breaststroke | SCY | 40.12 | +1.53s to B | 2019-03-01 | 2019 CO CSI Silver State venue |
| 100 Breaststroke | SCY | 1:30.95 | +10.36s to B | 2019-02-10 | 2019 CO CMA Valentine's Open venue |
| 50 Butterfly | SCY | 30.06 | BB+1.67s to A | 2019-02-22 | 2019 CO CSI 14&U SC State Championships venue |
| 100 Butterfly | SCY | 1:10.69 | +0.20s to B | 2019-02-24 | 2019 CO CSI 14&U SC State Championships venue |
| 200 Butterfly | SCY | 3:06.66 | +29.77s to B | 2019-02-10 | 2019 CO CMA Valentine's Open venue |
| 100 Individual Medley | SCY | 1:14.35 | 2018-10-20 | 2018 CO MACS Fall Invitational venue | |
| 200 Individual Medley | SCY | 2:37.50 | B+10.81s to BB | 2019-03-02 | 2019 CO CSI Silver State venue |
| 50 Freestyle | LCM | 29.56 | BB+0.17s to A | 2021-06-27 | 2021 IE VS Starlight Open slow pool |
| 100 Freestyle | LCM | 1:03.67 | A+1.98s to AA | 2021-06-26 | 2021 IE VS Starlight Open slow pool |
| 200 Freestyle | LCM | 2:18.31 | A+3.62s to AA | 2021-06-27 | 2021 IE VS Starlight Open slow pool |
| 400 Freestyle | LCM | 4:53.95 | A+6.46s to AA | 2021-06-26 | 2021 IE VS Starlight Open slow pool |
| 800 Freestyle | LCM | 10:06.39 | A+10.90s to AA | 2021-06-27 | 2021 IE VS Starlight Open slow pool |
| 1500 Freestyle | LCM | 20:39.69 | BB+47.10s to A | 2021-06-06 | 2021 IE VS Apple Capital slow pool |
| 50 Backstroke | LCM | 42.51 | +3.02s to B | 2019-04-13 | 2019 CO FST LC Spring Fever slow pool |
| 100 Backstroke | LCM | 1:23.04 | B+5.35s to BB | 2021-06-05 | 2021 IE VS Apple Capital slow pool |
| 200 Backstroke | LCM | 2:57.93 | B+8.94s to BB | 2021-06-26 | 2021 IE VS Starlight Open slow pool |
| 50 Breaststroke | LCM | 42.43 | B+1.44s to BB | 2021-06-04 | 2021 IE VS Apple Capital slow pool |
| 100 Breaststroke | LCM | 1:35.06 | +1.07s to B | 2021-06-26 | 2021 IE VS Starlight Open slow pool |
| 200 Breaststroke | LCM | 3:22.81 | B+13.42s to BB | 2021-06-27 | 2021 IE VS Starlight Open slow pool |
| 50 Butterfly | LCM | 32.76 | BB+0.77s to A | 2019-04-13 | 2019 CO FST LC Spring Fever slow pool |
| 100 Butterfly | LCM | 1:09.41 | BB+0.52s to A | 2021-06-04 | 2021 IE VS Apple Capital slow pool |
| 200 Individual Medley | LCM | 2:47.99 | BB+11.10s to A | 2021-06-26 | 2021 IE VS Starlight Open slow pool |
| 400 Individual Medley | LCM | 7:23.54 | +52.15s to B | 2018-06-07 | 2018 CO ACES Summer Open venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.21 | flying | 200 Free Relay (leg 4) | 2018-12-01 | 2018 CO CSI Pioneer Open |
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 · LCM
2404 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:53.95 | 702 |
| 200 BK LCM | 2:57.93 | 449 |
| 200 BR LCM | 3:22.81 | 421 |
| 200 IM LCM | 2:47.99 | 544 |
| 400 IM LCM | 7:23.54 | 288 |
| 200 FL LCM | — | 0 |
IMR 13-14 · LCM
2738 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:18.31 | 703 |
| 100 BK LCM | 1:23.04 | 432 |
| 100 BR LCM | 1:35.06 | 404 |
| 100 FL LCM | 1:09.41 | 655 |
| 200 IM LCM | 2:47.99 | 544 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:01.41
Front half 29.42s · back half 31.99s
200 Freestyle SCY 2:13.65
Front half 64.07s · back half 69.58s
500 Freestyle SCY 5:58.09
100 Backstroke SCY 1:20.38
Front half 38.94s · back half 41.44s
100 Breaststroke SCY 1:30.95
Front half 42.67s · back half 48.28s
100 Butterfly SCY 1:10.69
Front half 32.23s · back half 38.46s
200 Butterfly SCY 3:06.66
Front half 80.03s · back half 106.63s
100 Individual Medley SCY 1:14.35
Front half 34.22s · back half 40.13s
200 Individual Medley SCY 2:37.50
Front half 73.99s · back half 83.51s
100 Freestyle LCM 1:03.67
Front half 30.33s · back half 33.34s
200 Freestyle LCM 2:18.31
Front half 66.26s · back half 72.05s
400 Freestyle LCM 4:53.95
Front half 144.02s · back half 149.93s
800 Freestyle LCM 10:06.39
Front half 299.36s · back half 307.03s
200 Backstroke LCM 2:57.93
Front half 86.13s · back half 91.80s
100 Breaststroke LCM 1:35.06
Front half 43.54s · back half 51.52s
200 Breaststroke LCM 3:22.81
Front half 96.15s · back half 106.66s
200 Individual Medley LCM 2:47.99
Front half 79.25s · back half 88.74s
400 Individual Medley LCM 7:23.54
Front half 218.70s · back half 224.84s
Progression
Faster times are higher. One card per event, all courses & history.