Boston Marathon logo
BOSTON MARATHON 2023

Stephanie Moreau

Bib: 29431•F

MA

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
32:32
Rank: #24636
Start → 5K
32:32 | 10:28/mi
10K· 6.21 mi
1:06:48
Rank: #25174 (-538)
5K → 10K
34:16 | 11:02/mi
15K· 9.32 mi
1:38:28
Rank: #24751 (+423)
10K → 15K
31:40 | 10:12/mi
20K· 12.43 mi
2:10:21
Rank: #24398 (+353)
15K → 20K
31:53 | 10:16/mi
Half· 13.11 mi
2:17:15
Rank: #24355 (+43)
20K → Half
6:54 | 10:07/mi
25K· 15.53 mi
2:42:52
Rank: #24134 (+221)
Half → 25K
25:37 | 10:34/mi
30K· 18.64 mi
3:16:23
Rank: #23880 (+254)
25K → 30K
33:31 | 10:47/mi
20M
3:31:09
Rank: #23768 (+112)
30K → 20M
14:46 | 10:52/mi
21M
3:42:06
Rank: #23617 (+151)
20M → 21M
10:57 | 10:57/mi
35K· 21.75 mi
3:49:18
Rank: #23534 (+83)
21M → 35K
7:12 | 9:37/mi
23M
4:02:02
Rank: #23392 (+142)
35K → 23M
12:44 | 10:10/mi
24M
4:13:30
Rank: #23427 (-35)
23M → 24M
11:28 | 11:28/mi
40K· 24.85 mi
4:22:40
Rank: #23357 (+70)
24M → 40K
9:10 | 10:43/mi
25.2M
4:26:36
Rank: #23327 (+30)
40K → 25.2M
3:56 | 11:24/mi
Finish· 26.22 mi
4:36:46
Rank: #23275 (+52)
25.2M → Finish
10:10 | 9:59/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
Time2:17:15
Pace10:28 /mi
2nd Half
Distance13.11 mi
Time2:19:31
Pace10:39 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4732:3210:2832:32
10:28
-
10K
6.21 mi12:27:031:06:4810:4534:16
11:02
+0:34
15K
9.32 mi12:58:431:38:2810:3431:40
10:12
-0:50
20K
12.43 mi13:30:362:10:2110:2931:53
10:16
+0:04
Half
13.11 mi13:37:302:17:1510:286:54
10:07
-0:09
25K
15.53 mi14:03:072:42:5210:2925:37
10:34
+0:27
30K
18.64 mi14:36:383:16:2310:3233:31
10:47
+0:13
20M
20.00 mi14:51:243:31:0910:3314:46
10:52
+0:05
21M
21.00 mi15:02:213:42:0610:3510:57
10:57
+0:05
35K
21.75 mi15:09:333:49:1810:337:12
9:37
-1:20
23M
23.00 mi15:22:174:02:0210:3112:44
10:10
+0:33
24M
24.00 mi15:33:454:13:3010:3411:28
11:28
+1:18
40K
24.85 mi15:42:554:22:4010:349:10
10:43
-0:45
25.2M
25.20 mi15:46:514:26:3610:353:56
11:24
+0:41
Finish
26.22 mi15:57:014:36:4610:3410:10
9:59
-1:25

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

9:37 /mi

Average Pace

10:34 /mi

Slowest Pace

11:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:42

57% of race

Time at Steady Pace

1:42:40

37% of race

Time at Slower Pace

15:24

6% of race

Average Pace: 10:33 /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 mi11:52:4732:3210:2832:32
10:28
#24636
10K
6.21 mi12:27:031:06:4810:4534:16
11:02
#25174
15K
9.32 mi12:58:431:38:2810:3431:40
10:12
#24751
20K
12.43 mi13:30:362:10:2110:2931:53
10:16
#24398
Half
13.11 mi13:37:302:17:1510:286:54
10:07
#24355
25K
15.53 mi14:03:072:42:5210:2925:37
10:34
#24134
30K
18.64 mi14:36:383:16:2310:3233:31
10:47
#23880
20M
20.00 mi14:51:243:31:0910:3314:46
10:52
#23768
21M
21.00 mi15:02:213:42:0610:3510:57
10:57
#23617
35K
21.75 mi15:09:333:49:1810:337:12
9:37
#23534
23M
23.00 mi15:22:174:02:0210:3112:44
10:10
#23392
24M
24.00 mi15:33:454:13:3010:3411:28
11:28
#23427
40K
24.85 mi15:42:554:22:4010:349:10
10:43
#23357
25.2M
25.20 mi15:46:514:26:3610:353:56
11:24
#23327
Finish
26.22 mi15:57:014:36:4610:3410:10
9:59
#23275
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24636102351023523862(Top 90%)9818(Top 86%)9818(Top 523%)
10K6.21 mi3.10 mi25174-53810529-29410529-29425501(Top 96%)10734(Top 94%)10734(Top 572%)
15K9.32 mi3.11 mi24751+42310308+22110308+22123862(Top 90%)9818(Top 86%)9818(Top 523%)
20K12.43 mi3.11 mi24398+35310117+19110117+19123406(Top 88%)9566(Top 84%)9566(Top 509%)
Half13.11 mi0.68 mi24355+4310095+2210095+2223525(Top 88%)9642(Top 84%)9642(Top 513%)
25K15.53 mi2.42 mi24134+2219980+1159980+11523300(Top 88%)9557(Top 84%)9557(Top 509%)
30K18.64 mi3.11 mi23880+2549849+1319849+13122772(Top 86%)9337(Top 82%)9337(Top 497%)
20M20.00 mi1.36 mi23768+1129799+509799+5022463(Top 84%)9236(Top 81%)9236(Top 492%)
21M21.00 mi1.00 mi23617+1519727+729727+7220742(Top 78%)8324(Top 73%)8324(Top 443%)
35K21.75 mi0.75 mi23534+839684+439684+4320264(Top 76%)8102(Top 71%)8102(Top 431%)
23M23.00 mi1.25 mi23392+1429626+589626+5820503(Top 77%)8236(Top 72%)8236(Top 439%)
24M24.00 mi1.00 mi23427-359653-279653-2723828(Top 90%)10066(Top 88%)10066(Top 536%)
40K24.85 mi0.85 mi23357+709626+279626+2721781(Top 82%)9039(Top 79%)9039(Top 481%)
25.2M25.20 mi0.35 mi23327+309615+119615+1121400(Top 80%)8819(Top 77%)8819(Top 470%)
Finish26.22 mi1.02 mi23275+529597+189597+1821716(Top 82%)8971(Top 79%)8971(Top 478%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

23862

Females

9818

F40-44

9818

5K→10K

3.1 - 6.2 mi

Top 96%
×5stories
+79ft-138ft

Overall

25501

Females

10734

F40-44

10734

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

23862

Females

9818

F40-44

9818

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23406

Females

9566

F40-44

9566

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

23525

Females

9642

F40-44

9642

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23300

Females

9557

F40-44

9557

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22772

Females

9337

F40-44

9337

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

22463

Females

9236

F40-44

9236

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20742

Females

8324

F40-44

8324

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20264

Females

8102

F40-44

8102

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20503

Females

8236

F40-44

8236

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23828

Females

10066

F40-44

10066

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21781

Females

9039

F40-44

9039

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21400

Females

8819

F40-44

8819

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21716

Females

8971

F40-44

8971

Passing Analysis

Category:
Athletes Passed
2077
Passed By
716
Net Change
+1361
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24636
5K → 10K47585-538#24636#25174
10K → 15K4307+423#25174#24751
15K → 20K3585+353#24751#24398
20K → Half474+43#24398#24355
Half → 25K2298+221#24355#24134
25K → 30K26713+254#24134#23880
30K → 20M1208+112#23880#23768
20M → 21M1532+151#23768#23617
21M → 35K830+83#23617#23534
35K → 23M1453+142#23534#23392
23M → 24M2156-35#23392#23427
24M → 40K755+70#23427#23357
40K → 25.2M355+30#23357#23327
25.2M → Finish6715+52#23327#23275
TOTALS2077716+1361
📊

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