Boston Marathon logo
BOSTON MARATHON 2023

Fernanda Valencia Muñoz

Bib: 19330•F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 23%
Masters (Masters Women)
#0 / 6539
Top 11%
Division (F40-44)
#0 / 1878
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:23/mi
22:57
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
45:21
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:08:17
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:31:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:36:58
↑ 19↓ 370.5%
25K· 15.53 mi
7:51/mi
1:55:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:11/mi
2:21:23
↑ 181↓ 1480.2%
20M
8:30/mi
2:32:56
↑ 64↓ 500.2%
21M
9:27/mi
2:42:23
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:48:31
↑ 17↓ 861.7%
23M
8:40/mi
2:59:22
↑ 23↓ 630.6%
24M
8:07/mi
3:07:29
↓ 821.3%
40K· 24.85 mi
8:30/mi
3:14:45
↓ 200.3%
25.2M
10:35/mi
3:18:24
↑ 13↓ 160.2%
Finish· 26.22 mi
8:05/mi
3:26:38
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:58
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:49:40
Pace8:22 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5322:577:2322:57
7:23
-
10K
6.21 mi11:41:1745:217:1822:24
7:13
-0:10
15K
9.32 mi12:04:131:08:177:2022:56
7:23
+0:10
20K
12.43 mi12:27:471:31:517:2323:34
7:35
+0:12
Half
13.11 mi12:32:541:36:587:245:07
7:30
-0:05
25K
15.53 mi12:51:551:55:597:2819:01
7:51
+0:21
30K
18.64 mi13:17:192:21:237:3525:24
8:11
+0:20
20M
20.00 mi13:28:522:32:567:3911:33
8:30
+0:19
21M
21.00 mi13:38:192:42:237:449:27
9:27
+0:57
35K
21.75 mi13:44:272:48:317:456:08
8:12
-1:15
23M
23.00 mi13:55:182:59:227:4810:51
8:40
+0:28
24M
24.00 mi14:03:253:07:297:498:07
8:07
-0:33
40K
24.85 mi14:10:413:14:457:507:16
8:30
+0:23
25.2M
25.20 mi14:14:203:18:247:523:39
10:35
+2:05
Finish
26.22 mi14:22:343:26:387:538:14
8:05
-2:30

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:13 /mi

Average Pace

7:53 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:58

47% of race

Time at Steady Pace

1:25:43

41% of race

Time at Slower Pace

23:57

12% of race

Average Pace: 7:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:18:5322:577:2322:57
7:23
#8746
10K
6.21 mi11:41:1745:217:1822:24
7:13
#8434
15K
9.32 mi12:04:131:08:177:2022:56
7:23
#8663
20K
12.43 mi12:27:471:31:517:2323:34
7:35
#8934
Half
13.11 mi12:32:541:36:587:245:07
7:30
#9003
25K
15.53 mi12:51:551:55:597:2819:01
7:51
#9367
30K
18.64 mi13:17:192:21:237:3525:24
8:11
#9860
20M
20.00 mi13:28:522:32:567:3911:33
8:30
#10137
21M
21.00 mi13:38:192:42:237:449:27
9:27
#10479
35K
21.75 mi13:44:272:48:317:456:08
8:12
#10565
23M
23.00 mi13:55:182:59:227:4810:51
8:40
#10797
24M
24.00 mi14:03:253:07:297:498:07
8:07
#10834
40K
24.85 mi14:10:413:14:457:507:16
8:30
#10928
25.2M
25.20 mi14:14:203:18:247:523:39
10:35
#11120
Finish
26.22 mi14:22:343:26:387:538:14
8:05
#11171
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8746129612969201(Top 35%)1523(Top 13%)1523(Top 81%)
10K6.21 mi3.10 mi8434+3121194+1021194+1028190(Top 31%)1111(Top 10%)1111(Top 59%)
15K9.32 mi3.11 mi8663-2291286-921286-929201(Top 35%)1523(Top 13%)1523(Top 81%)
20K12.43 mi3.11 mi8934-2711415-1291415-1299996(Top 38%)1914(Top 17%)1914(Top 102%)
Half13.11 mi0.68 mi9003-691446-311446-3110314(Top 39%)2047(Top 18%)2047(Top 109%)
25K15.53 mi2.42 mi9367-3641590-1441590-14411464(Top 43%)2746(Top 24%)2746(Top 146%)
30K18.64 mi3.11 mi9860-4931832-2421832-24212162(Top 46%)3276(Top 29%)3276(Top 174%)
20M20.00 mi1.36 mi10137-2771994-1621994-16213620(Top 51%)4180(Top 37%)4180(Top 223%)
21M21.00 mi1.00 mi10479-3422196-2022196-20215729(Top 59%)5464(Top 48%)5464(Top 291%)
35K21.75 mi0.75 mi10565-862257-612257-6113413(Top 50%)4212(Top 37%)4212(Top 224%)
23M23.00 mi1.25 mi10797-2322405-1482405-14814176(Top 53%)4706(Top 41%)4706(Top 251%)
24M24.00 mi1.00 mi10834-372444-392444-3912051(Top 45%)3608(Top 32%)3608(Top 192%)
40K24.85 mi0.85 mi10928-942518-742518-7413338(Top 50%)4374(Top 38%)4374(Top 233%)
25.2M25.20 mi0.35 mi11120-1922624-1062624-10619354(Top 73%)7688(Top 67%)7688(Top 409%)
Finish26.22 mi1.02 mi11171-512674-502674-5012657(Top 48%)4033(Top 35%)4033(Top 215%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9201

Females

1523

F40-44

1523

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8190

Females

1111

F40-44

1111

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9201

Females

1523

F40-44

1523

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

9996

Females

1914

F40-44

1914

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10314

Females

2047

F40-44

2047

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11464

Females

2746

F40-44

2746

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12162

Females

3276

F40-44

3276

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13620

Females

4180

F40-44

4180

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15729

Females

5464

F40-44

5464

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13413

Females

4212

F40-44

4212

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14176

Females

4706

F40-44

4706

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12051

Females

3608

F40-44

3608

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13338

Females

4374

F40-44

4374

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19354

Females

7688

F40-44

7688

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

12657

Females

4033

F40-44

4033

Passing Analysis

Category:
Athletes Passed
931*
Passed By
3355
Net Change
-2425
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8746
5K → 10K429117+312#8746#8434
10K → 15K74303-229#8434#8663
15K → 20K60331-271#8663#8934
20K → Half877-69#8934#9003
Half → 25K36400-364#9003#9367
25K → 30K54*547-493#9367#9860
30K → 20M30306-277#9860#10137
20M → 21M26368-342#10137#10479
21M → 35K24110-86#10479#10565
35K → 23M32264-232#10565#10797
23M → 24M6097-37#10797#10834
24M → 40K38132-94#10834#10928
40K → 25.2M6198-192#10928#11120
25.2M → Finish54105-51#11120#11171
TOTALS931*3355-2425

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing