Boston Marathon logo
BOSTON MARATHON 2024

Erin Muir

Bib: 8580•F

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 27%
Gender (Female)
#0 / 10924
Top 12%
Division (F18-39)
#0 / 4660
Top 21%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:27
Rank: #6413
Start → 5K
21:27 | 6:54/mi
10K· 6.21 mi
43:27
Rank: #6795 (-382)
5K → 10K
22:00 | 7:05/mi
15K· 9.32 mi
1:06:27
Rank: #7398 (-603)
10K → 15K
23:00 | 7:24/mi
20K· 12.43 mi
1:30:23
Rank: #7928 (-530)
15K → 20K
23:56 | 7:42/mi
Half· 13.11 mi
1:35:27
Rank: #7945 (-17)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:54:32
Rank: #8123 (-178)
Half → 25K
19:05 | 7:52/mi
30K· 18.64 mi
2:19:58
Rank: #8211 (-88)
25K → 30K
25:26 | 8:11/mi
20M
2:31:27
Rank: #8235 (-24)
30K → 20M
11:29 | 8:27/mi
21M
2:39:53
Rank: #7995 (+240)
20M → 21M
8:26 | 8:26/mi
35K· 21.75 mi
2:45:44
Rank: #7894 (+101)
21M → 35K
5:51 | 7:49/mi
23M
2:55:59
Rank: #7731 (+163)
35K → 23M
10:15 | 8:11/mi
24M
3:03:15
Rank: #7398 (+333)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
3:09:48
Rank: #7192 (+206)
24M → 40K
6:33 | 7:40/mi
25.2M
3:12:45
Rank: #7110 (+82)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:19:57
Rank: #6895 (+215)
25.2M → Finish
7:12 | 7:04/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
Time1:35:27
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:44:30
Pace7:58 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4621:276:5421:27
6:54
-
10K
6.21 mi11:08:4643:277:0022:00
7:05
+0:11
15K
9.32 mi11:31:461:06:277:0823:00
7:24
+0:19
20K
12.43 mi11:55:421:30:237:1623:56
7:42
+0:18
Half
13.11 mi12:00:461:35:277:175:04
7:26
-0:16
25K
15.53 mi12:19:511:54:327:2219:05
7:52
+0:26
30K
18.64 mi12:45:172:19:587:3125:26
8:11
+0:19
20M
20.00 mi12:56:462:31:277:3411:29
8:27
+0:16
21M
21.00 mi13:05:122:39:537:378:26
8:26
-0:01
35K
21.75 mi13:11:032:45:447:375:51
7:49
-0:37
23M
23.00 mi13:21:182:55:597:3910:15
8:11
+0:22
24M
24.00 mi13:28:343:03:157:387:16
7:16
-0:55
40K
24.85 mi13:35:073:09:487:386:33
7:40
+0:24
25.2M
25.20 mi13:38:043:12:457:392:57
8:33
+0:53
Finish
26.22 mi13:45:163:19:577:387:12
7:04
-1:29

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

6:54 /mi

Average Pace

7:38 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:59

43% of race

Time at Steady Pace

55:25

28% of race

Time at Slower Pace

58:33

29% of race

Average Pace: 7:38 /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 mi10:46:4621:276:5421:27
6:54
#6413
10K
6.21 mi11:08:4643:277:0022:00
7:05
#6795
15K
9.32 mi11:31:461:06:277:0823:00
7:24
#7398
20K
12.43 mi11:55:421:30:237:1623:56
7:42
#7928
Half
13.11 mi12:00:461:35:277:175:04
7:26
#7945
25K
15.53 mi12:19:511:54:327:2219:05
7:52
#8123
30K
18.64 mi12:45:172:19:587:3125:26
8:11
#8211
20M
20.00 mi12:56:462:31:277:3411:29
8:27
#8235
21M
21.00 mi13:05:122:39:537:378:26
8:26
#7995
35K
21.75 mi13:11:032:45:447:375:51
7:49
#7894
23M
23.00 mi13:21:182:55:597:3910:15
8:11
#7731
24M
24.00 mi13:28:343:03:157:387:16
7:16
#7398
40K
24.85 mi13:35:073:09:487:386:33
7:40
#7192
25.2M
25.20 mi13:38:043:12:457:392:57
8:33
#7110
Finish
26.22 mi13:45:163:19:577:387:12
7:04
#6895
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi64136626628917(Top 35%)1656(Top 15%)1656(Top 36%)
10K6.21 mi3.10 mi6795-382782-120782-1207187(Top 28%)935(Top 9%)935(Top 20%)
15K9.32 mi3.11 mi7398-603992-210992-2108917(Top 35%)1656(Top 15%)1656(Top 36%)
20K12.43 mi3.11 mi7928-5301218-2261218-2269762(Top 38%)2210(Top 20%)2210(Top 47%)
Half13.11 mi0.68 mi7945-171229-111229-118606(Top 34%)1615(Top 15%)1615(Top 35%)
25K15.53 mi2.42 mi8123-1781345-1161345-1169375(Top 37%)2176(Top 20%)2176(Top 47%)
30K18.64 mi3.11 mi8211-881475-1301475-1308934(Top 35%)2171(Top 20%)2171(Top 47%)
20M20.00 mi1.36 mi8235-241534-591534-599178(Top 36%)2538(Top 23%)2538(Top 54%)
21M21.00 mi1.00 mi7995+2401479+551479+555945(Top 23%)1276(Top 12%)1276(Top 27%)
35K21.75 mi0.75 mi7894+1011466+131466+136724(Top 26%)1615(Top 15%)1615(Top 35%)
23M23.00 mi1.25 mi7731+1631467-11467-16739(Top 26%)1771(Top 16%)1771(Top 38%)
24M24.00 mi1.00 mi7398+3331361+1061361+1063274(Top 13%)454(Top 4%)454(Top 10%)
40K24.85 mi0.85 mi7192+2061326+351326+354198(Top 16%)859(Top 8%)859(Top 18%)
25.2M25.20 mi0.35 mi7110+821312+141312+144729(Top 19%)1129(Top 10%)1129(Top 24%)
Finish26.22 mi1.02 mi6895+2151263+491263+493452(Top 14%)618(Top 6%)618(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

8917

Females

1656

F18-39

1656

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7187

Females

935

F18-39

935

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

8917

Females

1656

F18-39

1656

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

9762

Females

2210

F18-39

2210

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

8606

Females

1615

F18-39

1615

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9375

Females

2176

F18-39

2176

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

8934

Females

2171

F18-39

2171

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9178

Females

2538

F18-39

2538

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

5945

Females

1276

F18-39

1276

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

6724

Females

1615

F18-39

1615

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

6739

Females

1771

F18-39

1771

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3274

Females

454

F18-39

454

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4198

Females

859

F18-39

859

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4729

Females

1129

F18-39

1129

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3452

Females

618

F18-39

618

Passing Analysis

Category:
Athletes Passed
2157
Passed By
2639
Net Change
-482
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6413
5K → 10K85467-382#6413#6795
10K → 15K35638-603#6795#7398
15K → 20K69599-530#7398#7928
20K → Half2542-17#7928#7945
Half → 25K147325-178#7945#8123
25K → 30K237325-88#8123#8211
30K → 20M110134-24#8211#8235
20M → 21M25919+240#8235#7995
21M → 35K11716+101#7995#7894
35K → 23M22562+163#7894#7731
23M → 24M3330+333#7731#7398
24M → 40K2093+206#7398#7192
40K → 25.2M875+82#7192#7110
25.2M → Finish2194+215#7110#6895
TOTALS21572639-482
📊

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