Boston Marathon logo
BOSTON MARATHON 2023

Michelle Donovan

Bib: 10128•F

CO

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 6%
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
7:06/mi
22:04
↑ 97↓ 3451.5%
10K· 6.21 mi
6:54/mi
43:30
↑ 79↓ 1380.4%
15K· 9.32 mi
6:48/mi
1:04:39
↑ 67↓ 78
20K· 12.43 mi
6:53/mi
1:26:02
↑ 106↓ 860.1%
Half· 13.11 mi
6:46/mi
1:30:39
↑ 19↓ 370.5%
25K· 15.53 mi
6:58/mi
1:47:32
↑ 66↓ 880.2%
30K· 18.64 mi
7:00/mi
2:09:17
↑ 181↓ 1480.2%
20M
7:02/mi
2:18:51
↑ 64↓ 500.2%
21M
7:25/mi
2:26:16
↑ 106↓ 241.6%
35K· 21.75 mi
6:42/mi
2:31:17
↑ 17↓ 861.7%
23M
7:03/mi
2:40:07
↑ 23↓ 630.6%
24M
7:03/mi
2:47:10
↓ 821.3%
40K· 24.85 mi
7:09/mi
2:53:17
↓ 200.3%
25.2M
7:41/mi
2:55:56
↑ 13↓ 160.2%
Finish· 26.22 mi
7:00/mi
3:03:04
↑ 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
Time1:30:39
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:32:25
Pace7:03 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2922:047:0622:04
7:06
-
10K
6.21 mi11:09:5543:307:0021:26
6:54
-0:12
15K
9.32 mi11:31:041:04:396:5621:09
6:48
-0:06
20K
12.43 mi11:52:271:26:026:5521:23
6:53
+0:05
Half
13.11 mi11:57:041:30:396:554:37
6:46
-0:07
25K
15.53 mi12:13:571:47:326:5516:53
6:58
+0:12
30K
18.64 mi12:35:422:09:176:5621:45
7:00
+0:02
20M
20.00 mi12:45:162:18:516:579:34
7:02
+0:02
21M
21.00 mi12:52:412:26:166:587:25
7:25
+0:23
35K
21.75 mi12:57:422:31:176:575:01
6:42
-0:43
23M
23.00 mi13:06:322:40:076:588:50
7:03
+0:21
24M
24.00 mi13:13:352:47:106:587:03
7:03
0:00
40K
24.85 mi13:19:422:53:176:586:07
7:09
+0:06
25.2M
25.20 mi13:22:212:55:566:592:39
7:41
+0:32
Finish
26.22 mi13:29:293:03:046:597:08
7:00
-0:41

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

6:42 /mi

Average Pace

6:59 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:00

95% of race

Time at Steady Pace

10:04

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:59 /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 mi10:48:2922:047:0622:04
7:06
#6898
10K
6.21 mi11:09:5543:307:0021:26
6:54
#6506
15K
9.32 mi11:31:041:04:396:5621:09
6:48
#6108
20K
12.43 mi11:52:271:26:026:5521:23
6:53
#5852
Half
13.11 mi11:57:041:30:396:554:37
6:46
#5813
25K
15.53 mi12:13:571:47:326:5516:53
6:58
#5722
30K
18.64 mi12:35:422:09:176:5621:45
7:00
#5452
20M
20.00 mi12:45:162:18:516:579:34
7:02
#5311
21M
21.00 mi12:52:412:26:166:587:25
7:25
#5189
35K
21.75 mi12:57:422:31:176:575:01
6:42
#5104
23M
23.00 mi13:06:322:40:076:588:50
7:03
#4994
24M
24.00 mi13:13:352:47:106:587:03
7:03
#4958
40K
24.85 mi13:19:422:53:176:586:07
7:09
#4909
25.2M
25.20 mi13:22:212:55:566:592:39
7:41
#4891
Finish
26.22 mi13:29:293:03:046:597:08
7:00
#4849
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi68986956955222(Top 20%)389(Top 3%)389(Top 8%)
10K6.21 mi3.10 mi6506+392622+73622+736135(Top 23%)563(Top 5%)563(Top 12%)
15K9.32 mi3.11 mi6108+398537+85537+855222(Top 20%)389(Top 3%)389(Top 8%)
20K12.43 mi3.11 mi5852+256481+56481+565220(Top 20%)392(Top 3%)392(Top 8%)
Half13.11 mi0.68 mi5813+39472+9472+95075(Top 19%)375(Top 3%)375(Top 8%)
25K15.53 mi2.42 mi5722+91457+15457+155382(Top 20%)418(Top 4%)418(Top 9%)
30K18.64 mi3.11 mi5452+270418+39418+394357(Top 16%)308(Top 3%)308(Top 6%)
20M20.00 mi1.36 mi5311+141405+13405+134296(Top 16%)334(Top 3%)334(Top 7%)
21M21.00 mi1.00 mi5189+122394+11394+114226(Top 16%)348(Top 3%)348(Top 7%)
35K21.75 mi0.75 mi5104+85390+4390+43658(Top 14%)275(Top 2%)275(Top 6%)
23M23.00 mi1.25 mi4994+110384+6384+64095(Top 15%)334(Top 3%)334(Top 7%)
24M24.00 mi1.00 mi4958+36383+1383+14938(Top 19%)548(Top 5%)548(Top 11%)
40K24.85 mi0.85 mi4909+49381+2381+24669(Top 18%)551(Top 5%)551(Top 11%)
25.2M25.20 mi0.35 mi4891+18380+1380+14847(Top 18%)654(Top 6%)654(Top 13%)
Finish26.22 mi1.02 mi4849+42376+4376+45234(Top 20%)794(Top 7%)794(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5222

Females

389

F18-39

389

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6135

Females

563

F18-39

563

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5222

Females

389

F18-39

389

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5220

Females

392

F18-39

392

20K→Half

12.4 - 13.1 mi

Top 19%
×2story building
+19ft-37ft

Overall

5075

Females

375

F18-39

375

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5382

Females

418

F18-39

418

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4357

Females

308

F18-39

308

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4296

Females

334

F18-39

334

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4226

Females

348

F18-39

348

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3658

Females

275

F18-39

275

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4095

Females

334

F18-39

334

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

4938

Females

548

F18-39

548

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4669

Females

551

F18-39

551

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4847

Females

654

F18-39

654

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5234

Females

794

F18-39

794

Passing Analysis

Category:
Athletes Passed
2305
Passed By
256
Net Change
+2049
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6898
5K → 10K44149+392#6898#6506
10K → 15K40810+398#6506#6108
15K → 20K26913+256#6108#5852
20K → Half456+39#5852#5813
Half → 25K12534+91#5813#5722
25K → 30K29323+270#5722#5452
30K → 20M1454+141#5452#5311
20M → 21M13210+122#5311#5189
21M → 35K905+85#5189#5104
35K → 23M12515+110#5104#4994
23M → 24M6529+36#4994#4958
24M → 40K7021+49#4958#4909
40K → 25.2M257+18#4909#4891
25.2M → Finish7230+42#4891#4849
TOTALS2305256+2049
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing