Boston Marathon logo
BOSTON MARATHON 2023

Natalia Martinez Orta

Bib: 9081•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:23
Rank: #20996
Start → 5K
28:23 | 9:08/mi
10K· 6.21 mi
57:37
Rank: #21652 (-656)
5K → 10K
29:14 | 9:25/mi
15K· 9.32 mi
1:27:07
Rank: #21837 (-185)
10K → 15K
29:30 | 9:30/mi
20K· 12.43 mi
1:57:09
Rank: #21883 (-46)
15K → 20K
30:02 | 9:40/mi
Half· 13.11 mi
2:03:42
Rank: #21899 (-16)
20K → Half
6:33 | 9:36/mi
25K· 15.53 mi
2:27:48
Rank: #21937 (-38)
Half → 25K
24:06 | 9:56/mi
30K· 18.64 mi
3:00:09
Rank: #21958 (-21)
25K → 30K
32:21 | 10:25/mi
20M
3:14:42
Rank: #21977 (-19)
30K → 20M
14:33 | 10:42/mi
21M
3:26:02
Rank: #21957 (+20)
20M → 21M
11:20 | 11:20/mi
35K· 21.75 mi
3:33:38
Rank: #21951 (+6)
21M → 35K
7:36 | 10:10/mi
23M
3:47:05
Rank: #21955 (-4)
35K → 23M
13:27 | 10:45/mi
24M
3:57:09
Rank: #21901 (+54)
23M → 24M
10:04 | 10:04/mi
40K· 24.85 mi
4:05:58
Rank: #21859 (+42)
24M → 40K
8:49 | 10:19/mi
25.2M
4:09:53
Rank: #21848 (+11)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
4:20:04
Rank: #21848
25.2M → Finish
10:11 | 10:00/mi

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
Time2:03:42
Pace9:26 /mi
2nd Half
Distance13.11 mi
Time2:16:22
Pace10:24 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0728:239:0828:23
9:08
-
10K
6.21 mi11:23:2157:379:1629:14
9:25
+0:17
15K
9.32 mi11:52:511:27:079:2129:30
9:30
+0:05
20K
12.43 mi12:22:531:57:099:2630:02
9:40
+0:10
Half
13.11 mi12:29:262:03:429:266:33
9:36
-0:04
25K
15.53 mi12:53:322:27:489:3124:06
9:56
+0:20
30K
18.64 mi13:25:533:00:099:4032:21
10:25
+0:29
20M
20.00 mi13:40:263:14:429:4414:33
10:42
+0:17
21M
21.00 mi13:51:463:26:029:4911:20
11:20
+0:38
35K
21.75 mi13:59:223:33:389:497:36
10:10
-1:10
23M
23.00 mi14:12:493:47:059:5213:27
10:45
+0:35
24M
24.00 mi14:22:533:57:099:5310:04
10:04
-0:41
40K
24.85 mi14:31:424:05:589:548:49
10:19
+0:15
25.2M
25.20 mi14:35:374:09:539:553:55
11:21
+1:02
Finish
26.22 mi14:45:484:20:049:5610:11
10:00
-1:21

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

9:08 /mi

Average Pace

9:56 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:42

48% of race

Time at Steady Pace

1:00:46

23% of race

Time at Slower Pace

1:15:36

29% of race

Average Pace: 9:55 /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 mi10:54:0728:239:0828:23
9:08
#20996
10K
6.21 mi11:23:2157:379:1629:14
9:25
#21652
15K
9.32 mi11:52:511:27:079:2129:30
9:30
#21837
20K
12.43 mi12:22:531:57:099:2630:02
9:40
#21883
Half
13.11 mi12:29:262:03:429:266:33
9:36
#21899
25K
15.53 mi12:53:322:27:489:3124:06
9:56
#21937
30K
18.64 mi13:25:533:00:099:4032:21
10:25
#21958
20M
20.00 mi13:40:263:14:429:4414:33
10:42
#21977
21M
21.00 mi13:51:463:26:029:4911:20
11:20
#21957
35K
21.75 mi13:59:223:33:389:497:36
10:10
#21951
23M
23.00 mi14:12:493:47:059:5213:27
10:45
#21955
24M
24.00 mi14:22:533:57:099:5310:04
10:04
#21901
40K
24.85 mi14:31:424:05:589:548:49
10:19
#21859
25.2M
25.20 mi14:35:374:09:539:553:55
11:21
#21848
Finish
26.22 mi14:45:484:20:049:5610:11
10:00
#21848
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi209968369836922251(Top 84%)8933(Top 78%)8933(Top 476%)
10K6.21 mi3.10 mi21652-6568665-2968665-29622239(Top 84%)8945(Top 78%)8945(Top 476%)
15K9.32 mi3.11 mi21837-1858746-818746-8122251(Top 84%)8933(Top 78%)8933(Top 476%)
20K12.43 mi3.11 mi21883-468766-208766-2022055(Top 83%)8833(Top 77%)8833(Top 470%)
Half13.11 mi0.68 mi21899-168776-108776-1022394(Top 84%)9002(Top 79%)9002(Top 479%)
25K15.53 mi2.42 mi21937-388790-148790-1422090(Top 83%)8886(Top 78%)8886(Top 473%)
30K18.64 mi3.11 mi21958-218813-238813-2322031(Top 83%)8926(Top 78%)8926(Top 475%)
20M20.00 mi1.36 mi21977-198833-208833-2022175(Top 83%)9078(Top 79%)9078(Top 483%)
21M21.00 mi1.00 mi21957+208828+58828+521567(Top 81%)8770(Top 77%)8770(Top 467%)
35K21.75 mi0.75 mi21951+68826+28826+221692(Top 81%)8878(Top 78%)8878(Top 473%)
23M23.00 mi1.25 mi21955-48839-138839-1321863(Top 82%)9002(Top 79%)9002(Top 479%)
24M24.00 mi1.00 mi21901+548822+178822+1720993(Top 79%)8544(Top 75%)8544(Top 455%)
40K24.85 mi0.85 mi21859+428818+48818+420789(Top 78%)8486(Top 74%)8486(Top 452%)
25.2M25.20 mi0.35 mi21848+118816+28816+221283(Top 80%)8746(Top 77%)8746(Top 466%)
Finish26.22 mi1.02 mi218488827-118827-1121755(Top 82%)8988(Top 79%)8988(Top 479%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22251

Females

8933

F40-44

8933

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22239

Females

8945

F40-44

8945

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22251

Females

8933

F40-44

8933

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22055

Females

8833

F40-44

8833

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

22394

Females

9002

F40-44

9002

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

22090

Females

8886

F40-44

8886

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22031

Females

8926

F40-44

8926

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

22175

Females

9078

F40-44

9078

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

21567

Females

8770

F40-44

8770

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21692

Females

8878

F40-44

8878

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21863

Females

9002

F40-44

9002

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20993

Females

8544

F40-44

8544

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20789

Females

8486

F40-44

8486

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21283

Females

8746

F40-44

8746

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21755

Females

8988

F40-44

8988

Passing Analysis

Category:
Athletes Passed
928
Passed By
1780
Net Change
-852
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20996
5K → 10K73729-656#20996#21652
10K → 15K91276-185#21652#21837
15K → 20K113159-46#21837#21883
20K → Half1834-16#21883#21899
Half → 25K91129-38#21899#21937
25K → 30K138159-21#21937#21958
30K → 20M5675-19#21958#21977
20M → 21M7959+20#21977#21957
21M → 35K3327+6#21957#21951
35K → 23M5458-4#21951#21955
23M → 24M6612+54#21955#21901
24M → 40K5917+42#21901#21859
40K → 25.2M209+11#21859#21848
25.2M → Finish37370#21848#21848
TOTALS9281780-852
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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