Boston Marathon logo
BOSTON MARATHON 2023

Audrey Smith

Bib: 17772•F

CT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
28:43
Rank: #21355
Start → 5K
28:43 | 9:15/mi
10K· 6.21 mi
57:21
Rank: #21505 (-150)
5K → 10K
28:38 | 9:13/mi
15K· 9.32 mi
1:26:32
Rank: #21650 (-145)
10K → 15K
29:11 | 9:24/mi
20K· 12.43 mi
1:55:53
Rank: #21586 (+64)
15K → 20K
29:21 | 9:27/mi
Half· 13.11 mi
2:02:12
Rank: #21571 (+15)
20K → Half
6:19 | 9:16/mi
25K· 15.53 mi
2:25:11
Rank: #21428 (+143)
Half → 25K
22:59 | 9:29/mi
30K· 18.64 mi
2:55:47
Rank: #21264 (+164)
25K → 30K
30:36 | 9:51/mi
20M
3:09:00
Rank: #21119 (+145)
30K → 20M
13:13 | 9:44/mi
21M
3:19:01
Rank: #20939 (+180)
20M → 21M
10:01 | 10:01/mi
35K· 21.75 mi
3:26:19
Rank: #20926 (+13)
21M → 35K
7:18 | 9:45/mi
23M
3:38:09
Rank: #20755 (+171)
35K → 23M
11:50 | 9:27/mi
24M
3:47:32
Rank: #20668 (+87)
23M → 24M
9:23 | 9:23/mi
40K· 24.85 mi
3:55:42
Rank: #20589 (+79)
24M → 40K
8:10 | 9:33/mi
25.2M
3:59:07
Rank: #20524 (+65)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
4:08:16
Rank: #20424 (+100)
25.2M → Finish
9:09 | 8:59/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
Time2:02:12
Pace9:19 /mi
2nd Half
Distance13.11 mi
Time2:06:04
Pace9:37 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4628:439:1528:43
9:15
-
10K
6.21 mi11:51:2457:219:1428:38
9:13
-0:02
15K
9.32 mi12:20:351:26:329:1729:11
9:24
+0:11
20K
12.43 mi12:49:561:55:539:1929:21
9:27
+0:03
Half
13.11 mi12:56:152:02:129:196:19
9:16
-0:11
25K
15.53 mi13:19:142:25:119:2122:59
9:29
+0:13
30K
18.64 mi13:49:502:55:479:2630:36
9:51
+0:22
20M
20.00 mi14:03:033:09:009:2713:13
9:44
-0:07
21M
21.00 mi14:13:043:19:019:2910:01
10:01
+0:17
35K
21.75 mi14:20:223:26:199:297:18
9:45
-0:16
23M
23.00 mi14:32:123:38:099:2911:50
9:27
-0:18
24M
24.00 mi14:41:353:47:329:299:23
9:23
-0:04
40K
24.85 mi14:49:453:55:429:298:10
9:33
+0:10
25.2M
25.20 mi14:53:103:59:079:293:25
9:54
+0:21
Finish
26.22 mi15:02:194:08:169:299:09
8:59
-0:55

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

8:59 /mi

Average Pace

9:29 /mi

Slowest Pace

10:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:54:50

95% of race

Time at Steady Pace

13:26

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:28 /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 mi11:22:4628:439:1528:43
9:15
#21355
10K
6.21 mi11:51:2457:219:1428:38
9:13
#21505
15K
9.32 mi12:20:351:26:329:1729:11
9:24
#21650
20K
12.43 mi12:49:561:55:539:1929:21
9:27
#21586
Half
13.11 mi12:56:152:02:129:196:19
9:16
#21571
25K
15.53 mi13:19:142:25:119:2122:59
9:29
#21428
30K
18.64 mi13:49:502:55:479:2630:36
9:51
#21264
20M
20.00 mi14:03:033:09:009:2713:13
9:44
#21119
21M
21.00 mi14:13:043:19:019:2910:01
10:01
#20939
35K
21.75 mi14:20:223:26:199:297:18
9:45
#20926
23M
23.00 mi14:32:123:38:099:2911:50
9:27
#20755
24M
24.00 mi14:41:353:47:329:299:23
9:23
#20668
40K
24.85 mi14:49:453:55:429:298:10
9:33
#20589
25.2M
25.20 mi14:53:103:59:079:293:25
9:54
#20524
Finish
26.22 mi15:02:194:08:169:299:09
8:59
#20424
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi213558556855621941(Top 82%)8755(Top 77%)8755(Top 179%)
10K6.21 mi3.10 mi21505-1508584-288584-2821669(Top 81%)8640(Top 76%)8640(Top 177%)
15K9.32 mi3.11 mi21650-1458646-628646-6221941(Top 82%)8755(Top 77%)8755(Top 179%)
20K12.43 mi3.11 mi21586+648602+448602+4421374(Top 80%)8448(Top 74%)8448(Top 173%)
Half13.11 mi0.68 mi21571+158588+148588+1421367(Top 80%)8439(Top 74%)8439(Top 173%)
25K15.53 mi2.42 mi21428+1438503+858503+8520775(Top 78%)8151(Top 71%)8151(Top 167%)
30K18.64 mi3.11 mi21264+1648428+758428+7520603(Top 77%)8110(Top 71%)8110(Top 166%)
20M20.00 mi1.36 mi21119+1458369+598369+5919644(Top 74%)7662(Top 67%)7662(Top 157%)
21M21.00 mi1.00 mi20939+1808273+968273+9618119(Top 68%)6831(Top 60%)6831(Top 140%)
35K21.75 mi0.75 mi20926+138282-98282-920644(Top 78%)8296(Top 73%)8296(Top 170%)
23M23.00 mi1.25 mi20755+1718198+848198+8418157(Top 68%)6958(Top 61%)6958(Top 142%)
24M24.00 mi1.00 mi20668+878159+398159+3918817(Top 71%)7346(Top 64%)7346(Top 150%)
40K24.85 mi0.85 mi20589+798126+338126+3318543(Top 70%)7247(Top 63%)7247(Top 148%)
25.2M25.20 mi0.35 mi20524+658084+428084+4217111(Top 64%)6503(Top 57%)6503(Top 133%)
Finish26.22 mi1.02 mi20424+1008041+438041+4317914(Top 67%)6876(Top 60%)6876(Top 141%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21941

Females

8755

F18-39

8755

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21669

Females

8640

F18-39

8640

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21941

Females

8755

F18-39

8755

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21374

Females

8448

F18-39

8448

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21367

Females

8439

F18-39

8439

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20775

Females

8151

F18-39

8151

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20603

Females

8110

F18-39

8110

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19644

Females

7662

F18-39

7662

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

18119

Females

6831

F18-39

6831

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20644

Females

8296

F18-39

8296

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

18157

Females

6958

F18-39

6958

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

18817

Females

7346

F18-39

7346

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18543

Females

7247

F18-39

7247

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17111

Females

6503

F18-39

6503

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

17914

Females

6876

F18-39

6876

Passing Analysis

Category:
Athletes Passed
1814
Passed By
883
Net Change
+931
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21355
5K → 10K201351-150#21355#21505
10K → 15K110255-145#21505#21650
15K → 20K15995+64#21650#21586
20K → Half3419+15#21586#21571
Half → 25K18441+143#21571#21428
25K → 30K21349+164#21428#21264
30K → 20M1494+145#21264#21119
20M → 21M1855+180#21119#20939
21M → 35K4431+13#20939#20926
35K → 23M1798+171#20926#20755
23M → 24M958+87#20755#20668
24M → 40K8910+79#20668#20589
40K → 25.2M661+65#20589#20524
25.2M → Finish1066+100#20524#20424
TOTALS1814883+931
📊

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