Boston Marathon logo
BOSTON MARATHON 2023

Adrienne Hetrick

Bib: 14749•F

NM

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 50%
Gender (Female)
#0 / 11423
Top 34%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:32
Rank: #10316
Start → 5K
23:32 | 7:34/mi
10K· 6.21 mi
46:54
Rank: #10464 (-148)
5K → 10K
23:22 | 7:31/mi
15K· 9.32 mi
1:10:20
Rank: #10474 (-10)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:34:11
Rank: #10515 (-41)
15K → 20K
23:51 | 7:41/mi
Half· 13.11 mi
1:39:18
Rank: #10493 (+22)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:58:26
Rank: #10687 (-194)
Half → 25K
19:08 | 7:53/mi
30K· 18.64 mi
2:24:17
Rank: #11090 (-403)
25K → 30K
25:51 | 8:19/mi
20M
2:35:55
Rank: #11329 (-239)
30K → 20M
11:38 | 8:34/mi
21M
2:45:18
Rank: #11616 (-287)
20M → 21M
9:23 | 9:23/mi
35K· 21.75 mi
2:51:39
Rank: #11790 (-174)
21M → 35K
6:21 | 8:29/mi
23M
3:04:15
Rank: #12531 (-741)
35K → 23M
12:36 | 10:04/mi
24M
3:13:14
Rank: #12777 (-246)
23M → 24M
8:59 | 8:59/mi
40K· 24.85 mi
3:20:57
Rank: #12911 (-134)
24M → 40K
7:43 | 9:02/mi
25.2M
3:24:30
Rank: #13020 (-109)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
3:33:47
Rank: #13271 (-251)
25.2M → Finish
9:17 | 9:07/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
Time1:39:18
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:54:29
Pace8:44 /mi
📊Positive Split: 15.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5523:327:3423:32
7:34
-
10K
6.21 mi11:17:1746:547:3323:22
7:31
-0:03
15K
9.32 mi11:40:431:10:207:3323:26
7:33
+0:02
20K
12.43 mi12:04:341:34:117:3523:51
7:41
+0:08
Half
13.11 mi12:09:411:39:187:345:07
7:30
-0:11
25K
15.53 mi12:28:491:58:267:3719:08
7:53
+0:23
30K
18.64 mi12:54:402:24:177:4425:51
8:19
+0:26
20M
20.00 mi13:06:182:35:557:4811:38
8:34
+0:15
21M
21.00 mi13:15:412:45:187:529:23
9:23
+0:49
35K
21.75 mi13:22:022:51:397:546:21
8:29
-0:54
23M
23.00 mi13:34:383:04:158:0112:36
10:04
+1:35
24M
24.00 mi13:43:373:13:148:038:59
8:59
-1:05
40K
24.85 mi13:51:203:20:578:057:43
9:02
+0:03
25.2M
25.20 mi13:54:533:24:308:073:33
10:18
+1:16
Finish
26.22 mi14:04:103:33:478:109:17
9:07
-1:11

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

7:30 /mi

Average Pace

8:10 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:26

55% of race

Time at Steady Pace

43:50

21% of race

Time at Slower Pace

51:31

24% of race

Average Pace: 8:09 /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 mi10:53:5523:327:3423:32
7:34
#10316
10K
6.21 mi11:17:1746:547:3323:22
7:31
#10464
15K
9.32 mi11:40:431:10:207:3323:26
7:33
#10474
20K
12.43 mi12:04:341:34:117:3523:51
7:41
#10515
Half
13.11 mi12:09:411:39:187:345:07
7:30
#10493
25K
15.53 mi12:28:491:58:267:3719:08
7:53
#10687
30K
18.64 mi12:54:402:24:177:4425:51
8:19
#11090
20M
20.00 mi13:06:182:35:557:4811:38
8:34
#11329
21M
21.00 mi13:15:412:45:187:529:23
9:23
#11616
35K
21.75 mi13:22:022:51:397:546:21
8:29
#11790
23M
23.00 mi13:34:383:04:158:0112:36
10:04
#12531
24M
24.00 mi13:43:373:13:148:038:59
8:59
#12777
40K
24.85 mi13:51:203:20:578:057:43
9:02
#12911
25.2M
25.20 mi13:54:533:24:308:073:33
10:18
#13020
Finish
26.22 mi14:04:103:33:478:109:17
9:07
#13271
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi103162008200810547(Top 40%)2110(Top 18%)2110(Top 43%)
10K6.21 mi3.10 mi10464-1482056-482056-4810644(Top 40%)2129(Top 19%)2129(Top 44%)
15K9.32 mi3.11 mi10474-102051+52051+510547(Top 40%)2110(Top 18%)2110(Top 43%)
20K12.43 mi3.11 mi10515-412079-282079-2810756(Top 40%)2293(Top 20%)2293(Top 47%)
Half13.11 mi0.68 mi10493+222066+132066+1310336(Top 39%)2069(Top 18%)2069(Top 42%)
25K15.53 mi2.42 mi10687-1942193-1272193-12711876(Top 45%)3008(Top 26%)3008(Top 62%)
30K18.64 mi3.11 mi11090-4032453-2602453-26013153(Top 49%)3841(Top 34%)3841(Top 79%)
20M20.00 mi1.36 mi11329-2392614-1612614-16114009(Top 53%)4409(Top 39%)4409(Top 90%)
21M21.00 mi1.00 mi11616-2872801-1872801-18715403(Top 58%)5280(Top 46%)5280(Top 108%)
35K21.75 mi0.75 mi11790-1742909-1082909-10815239(Top 57%)5243(Top 46%)5243(Top 107%)
23M23.00 mi1.25 mi12531-7413345-4363345-43620168(Top 76%)8052(Top 70%)8052(Top 165%)
24M24.00 mi1.00 mi12777-2463520-1753520-17517156(Top 64%)6435(Top 56%)6435(Top 132%)
40K24.85 mi0.85 mi12911-1343622-1023622-10216280(Top 61%)6005(Top 53%)6005(Top 123%)
25.2M25.20 mi0.35 mi13020-1093699-773699-7718457(Top 69%)7190(Top 63%)7190(Top 147%)
Finish26.22 mi1.02 mi13271-2513863-1643863-16418510(Top 70%)7168(Top 63%)7168(Top 147%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10547

Females

2110

F18-39

2110

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10644

Females

2129

F18-39

2129

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10547

Females

2110

F18-39

2110

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10756

Females

2293

F18-39

2293

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10336

Females

2069

F18-39

2069

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11876

Females

3008

F18-39

3008

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13153

Females

3841

F18-39

3841

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14009

Females

4409

F18-39

4409

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

15403

Females

5280

F18-39

5280

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15239

Females

5243

F18-39

5243

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20168

Females

8052

F18-39

8052

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

17156

Females

6435

F18-39

6435

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16280

Females

6005

F18-39

6005

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18457

Females

7190

F18-39

7190

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18510

Females

7168

F18-39

7168

Passing Analysis

Category:
Athletes Passed
923*
Passed By
3878
Net Change
-2955
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10316
5K → 10K223*371-148#10316#10464
10K → 15K197207-10#10464#10474
15K → 20K138179-41#10474#10515
20K → Half4523+22#10515#10493
Half → 25K67261-194#10493#10687
25K → 30K87490-403#10687#11090
30K → 20M37276-239#11090#11329
20M → 21M29316-287#11329#11616
21M → 35K11185-174#11616#11790
35K → 23M8749-741#11790#12531
23M → 24M22268-246#12531#12777
24M → 40K36170-134#12777#12911
40K → 25.2M11120-109#12911#13020
25.2M → Finish12263-251#13020#13271
TOTALS923*3878-2955

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

📊

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