Boston Marathon logo
BOSTON MARATHON 2024

Michelle Blomstedt

Bib: 18491•F

TX

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 45%
Division (F50-54)
#0 / 1187
Top 41%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:47
Rank: #19835
Start → 5K
27:47 | 8:57/mi
10K· 6.21 mi
55:57
Rank: #19927 (-92)
5K → 10K
28:10 | 9:04/mi
15K· 9.32 mi
1:23:21
Rank: #19328 (+599)
10K → 15K
27:24 | 8:49/mi
20K· 12.43 mi
1:51:04
Rank: #18678 (+650)
15K → 20K
27:43 | 8:55/mi
Half· 13.11 mi
1:57:08
Rank: #18618 (+60)
20K → Half
6:04 | 8:54/mi
25K· 15.53 mi
2:18:59
Rank: #18054 (+564)
Half → 25K
21:51 | 9:01/mi
30K· 18.64 mi
2:47:29
Rank: #17296 (+758)
25K → 30K
28:30 | 9:10/mi
20M
3:00:08
Rank: #17029 (+267)
30K → 20M
12:39 | 9:19/mi
21M
3:10:22
Rank: #16837 (+192)
20M → 21M
10:14 | 10:14/mi
35K· 21.75 mi
3:17:02
Rank: #16685 (+152)
21M → 35K
6:40 | 8:55/mi
23M
3:28:28
Rank: #16410 (+275)
35K → 23M
11:26 | 9:08/mi
24M
3:37:24
Rank: #16190 (+220)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:45:04
Rank: #15959 (+231)
24M → 40K
7:40 | 8:58/mi
25.2M
3:48:30
Rank: #15867 (+92)
40K → 25.2M
3:26 | 9:57/mi
Finish· 26.22 mi
3:57:25
Rank: #15729 (+138)
25.2M → Finish
8:55 | 8:45/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
Time1:57:08
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:00:17
Pace9:11 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2727:478:5727:47
8:57
-
10K
6.21 mi11:52:3755:579:0028:10
9:04
+0:07
15K
9.32 mi12:20:011:23:218:5727:24
8:49
-0:15
20K
12.43 mi12:47:441:51:048:5627:43
8:55
+0:06
Half
13.11 mi12:53:481:57:088:566:04
8:54
-0:01
25K
15.53 mi13:15:392:18:598:5721:51
9:01
+0:07
30K
18.64 mi13:44:092:47:298:5928:30
9:10
+0:09
20M
20.00 mi13:56:483:00:089:0012:39
9:19
+0:09
21M
21.00 mi14:07:023:10:229:0410:14
10:14
+0:55
35K
21.75 mi14:13:423:17:029:046:40
8:55
-1:19
23M
23.00 mi14:25:083:28:289:0411:26
9:08
+0:13
24M
24.00 mi14:34:043:37:249:048:56
8:56
-0:12
40K
24.85 mi14:41:443:45:049:037:40
8:58
+0:02
25.2M
25.20 mi14:45:103:48:309:043:26
9:57
+0:59
Finish
26.22 mi14:54:053:57:259:048:55
8:45
-1:12

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

8:45 /mi

Average Pace

9:04 /mi

Slowest Pace

10:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:43:45

94% of race

Time at Steady Pace

13:40

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:03 /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 mi11:24:2727:478:5727:47
8:57
#19835
10K
6.21 mi11:52:3755:579:0028:10
9:04
#19927
15K
9.32 mi12:20:011:23:218:5727:24
8:49
#19328
20K
12.43 mi12:47:441:51:048:5627:43
8:55
#18678
Half
13.11 mi12:53:481:57:088:566:04
8:54
#18618
25K
15.53 mi13:15:392:18:598:5721:51
9:01
#18054
30K
18.64 mi13:44:092:47:298:5928:30
9:10
#17296
20M
20.00 mi13:56:483:00:089:0012:39
9:19
#17029
21M
21.00 mi14:07:023:10:229:0410:14
10:14
#16837
35K
21.75 mi14:13:423:17:029:046:40
8:55
#16685
23M
23.00 mi14:25:083:28:289:0411:26
9:08
#16410
24M
24.00 mi14:34:043:37:249:048:56
8:56
#16190
40K
24.85 mi14:41:443:45:049:037:40
8:58
#15959
25.2M
25.20 mi14:45:103:48:309:043:26
9:57
#15867
Finish
26.22 mi14:54:053:57:259:048:55
8:45
#15729
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi198357794779418059(Top 71%)6744(Top 62%)6744(Top 568%)
10K6.21 mi3.10 mi19927-927824-307824-3020009(Top 78%)7832(Top 72%)7832(Top 660%)
15K9.32 mi3.11 mi19328+5997469+3557469+35518059(Top 71%)6744(Top 62%)6744(Top 568%)
20K12.43 mi3.11 mi18678+6507116+3537116+35316994(Top 67%)6163(Top 56%)6163(Top 519%)
Half13.11 mi0.68 mi18618+607081+357081+3517772(Top 70%)6664(Top 61%)6664(Top 561%)
25K15.53 mi2.42 mi18054+5646799+2826799+28215569(Top 61%)5489(Top 50%)5489(Top 462%)
30K18.64 mi3.11 mi17296+7586428+3716428+37114091(Top 55%)4909(Top 45%)4909(Top 414%)
20M20.00 mi1.36 mi17029+2676310+1186310+11813681(Top 54%)4957(Top 45%)4957(Top 418%)
21M21.00 mi1.00 mi16837+1926234+766234+7613882(Top 54%)5257(Top 48%)5257(Top 443%)
35K21.75 mi0.75 mi16685+1526164+706164+7012923(Top 51%)4780(Top 44%)4780(Top 403%)
23M23.00 mi1.25 mi16410+2756037+1276037+12711873(Top 46%)4348(Top 40%)4348(Top 366%)
24M24.00 mi1.00 mi16190+2205947+905947+9011838(Top 46%)4330(Top 40%)4330(Top 365%)
40K24.85 mi0.85 mi15959+2315848+995848+9910760(Top 42%)3959(Top 36%)3959(Top 334%)
25.2M25.20 mi0.35 mi15867+925810+385810+3810850(Top 42%)4043(Top 37%)4043(Top 341%)
Finish26.22 mi1.02 mi15729+1385757+535757+5312940(Top 51%)4943(Top 45%)4943(Top 416%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18059

Females

6744

F50-54

6744

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20009

Females

7832

F50-54

7832

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18059

Females

6744

F50-54

6744

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

16994

Females

6163

F50-54

6163

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

17772

Females

6664

F50-54

6664

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

15569

Females

5489

F50-54

5489

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14091

Females

4909

F50-54

4909

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

13681

Females

4957

F50-54

4957

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

13882

Females

5257

F50-54

5257

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

12923

Females

4780

F50-54

4780

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

11873

Females

4348

F50-54

4348

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

11838

Females

4330

F50-54

4330

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

10760

Females

3959

F50-54

3959

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

10850

Females

4043

F50-54

4043

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

12940

Females

4943

F50-54

4943

Passing Analysis

Category:
Athletes Passed
4567
Passed By
461
Net Change
+4106
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19835
5K → 10K226318-92#19835#19927
10K → 15K62829+599#19927#19328
15K → 20K66818+650#19328#18678
20K → Half7414+60#18678#18618
Half → 25K5739+564#18618#18054
25K → 30K77315+758#18054#17296
30K → 20M2747+267#17296#17029
20M → 21M21018+192#17029#16837
21M → 35K1586+152#16837#16685
35K → 23M2794+275#16685#16410
23M → 24M2266+220#16410#16190
24M → 40K2332+231#16190#15959
40K → 25.2M953+92#15959#15867
25.2M → Finish15012+138#15867#15729
TOTALS4567461+4106
📊

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