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BOSTON MARATHON 2025

Erica Morin

Bib: 13416•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Masters (Masters Women)
#0 / 6759
Top 12%
Division (F40-44)
#0 / 1718
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:03
Rank: #11536
Start → 5K
7:25/mi
23:03 split
10K· 6.21 mi
46:26
Rank: #11899 (-363)
5K → 10K
7:32/mi
23:23 split
15K· 9.32 mi
1:10:13
Rank: #12276 (-377)
10K → 15K
7:39/mi
23:47 split
20K· 12.43 mi
1:34:16
Rank: #12364 (-88)
15K → 20K
7:44/mi
24:03 split
Half· 13.11 mi
1:39:31
Rank: #12425 (-61)
20K → Half
7:42/mi
5:15 split
25K· 15.53 mi
1:58:25
Rank: #12384 (+41)
Half → 25K
7:48/mi
18:54 split
30K· 18.64 mi
2:23:05
Rank: #12044 (+340)
25K → 30K
7:56/mi
24:40 split
20M
2:34:09
Rank: #11981 (+63)
30K → 20M
8:09/mi
11:04 split
21M
2:42:30
Rank: #11803 (+178)
20M → 21M
8:21/mi
8:21 split
35K· 21.75 mi
2:48:25
Rank: #11779 (+24)
21M → 35K
7:55/mi
5:55 split
23M
2:58:51
Rank: #11773 (+6)
35K → 23M
8:20/mi
10:26 split
24M
3:07:02
Rank: #11795 (-22)
23M → 24M
8:11/mi
8:11 split
40K· 24.85 mi
3:14:17
Rank: #11834 (-39)
24M → 40K
8:29/mi
7:15 split
25.2M
3:17:28
Rank: #11858 (-24)
40K → 25.2M
9:14/mi
3:11 split
Finish· 26.22 mi
3:25:40
Rank: #11888 (-30)
25.2M → Finish
8:03/mi
8:12 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:31
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:46:09
Pace8:06 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4223:037:2523:03
7:25
-
10K
6.21 mi11:15:0546:267:2823:23
7:32
+0:07
15K
9.32 mi11:38:521:10:137:3223:47
7:39
+0:07
20K
12.43 mi12:02:551:34:167:3524:03
7:44
+0:05
Half
13.11 mi12:08:101:39:317:355:15
7:42
-0:02
25K
15.53 mi12:27:041:58:257:3718:54
7:48
+0:06
30K
18.64 mi12:51:442:23:057:4124:40
7:56
+0:08
20M
20.00 mi13:02:482:34:097:4211:04
8:09
+0:13
21M
21.00 mi13:11:092:42:307:448:21
8:21
+0:12
35K
21.75 mi13:17:042:48:257:455:55
7:55
-0:26
23M
23.00 mi13:27:302:58:517:4710:26
8:20
+0:25
24M
24.00 mi13:35:413:07:027:488:11
8:11
-0:09
40K
24.85 mi13:42:563:14:177:497:15
8:29
+0:18
25.2M
25.20 mi13:46:073:17:287:503:11
9:14
+0:45
Finish
26.22 mi13:54:193:25:407:518:12
8:03
-1:11

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

7:25 /mi

Average Pace

7:51 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:28

37% of race

Time at Steady Pace

1:32:48

45% of race

Time at Slower Pace

37:24

18% of race

Average Pace: 7:51 /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 mi10:51:4223:037:2523:03
7:25
#11536
10K
6.21 mi11:15:0546:267:2823:23
7:32
#11899
15K
9.32 mi11:38:521:10:137:3223:47
7:39
#12276
20K
12.43 mi12:02:551:34:167:3524:03
7:44
#12364
Half
13.11 mi12:08:101:39:317:355:15
7:42
#12425
25K
15.53 mi12:27:041:58:257:3718:54
7:48
#12384
30K
18.64 mi12:51:442:23:057:4124:40
7:56
#12044
20M
20.00 mi13:02:482:34:097:4211:04
8:09
#11981
21M
21.00 mi13:11:092:42:307:448:21
8:21
#11803
35K
21.75 mi13:17:042:48:257:455:55
7:55
#11779
23M
23.00 mi13:27:302:58:517:4710:26
8:20
#11773
24M
24.00 mi13:35:413:07:027:488:11
8:11
#11795
40K
24.85 mi13:42:563:14:177:497:15
8:29
#11834
25.2M
25.20 mi13:46:073:17:287:503:11
9:14
#11858
Finish
26.22 mi13:54:193:25:407:518:12
8:03
#11888
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi115362546254613099(Top 46%)3501(Top 29%)3501(Top 204%)
10K6.21 mi3.10 mi11899-3632757-2112757-21112356(Top 44%)3008(Top 25%)3008(Top 175%)
15K9.32 mi3.11 mi12276-3772986-2292986-22913099(Top 46%)3501(Top 29%)3501(Top 204%)
20K12.43 mi3.11 mi12364-883069-833069-8312772(Top 45%)3421(Top 28%)3421(Top 199%)
Half13.11 mi0.68 mi12425-613107-383107-3813380(Top 47%)3691(Top 30%)3691(Top 215%)
25K15.53 mi2.42 mi12384+413127-203127-2012316(Top 43%)3283(Top 27%)3283(Top 191%)
30K18.64 mi3.11 mi12044+3403020+1073020+10710969(Top 39%)2770(Top 23%)2770(Top 161%)
20M20.00 mi1.36 mi11981+633024-43024-411439(Top 40%)3156(Top 26%)3156(Top 184%)
21M21.00 mi1.00 mi11803+1782969+552969+559573(Top 34%)2419(Top 20%)2419(Top 141%)
35K21.75 mi0.75 mi11779+242973-42973-411663(Top 41%)3465(Top 28%)3465(Top 202%)
23M23.00 mi1.25 mi11773+63017-443017-4412247(Top 43%)3872(Top 32%)3872(Top 225%)
24M24.00 mi1.00 mi11795-223071-543071-5412473(Top 44%)4027(Top 33%)4027(Top 234%)
40K24.85 mi0.85 mi11834-393121-503121-5013307(Top 47%)4594(Top 38%)4594(Top 267%)
25.2M25.20 mi0.35 mi11858-243152-313152-3113116(Top 46%)4535(Top 37%)4535(Top 264%)
Finish26.22 mi1.02 mi11888-303196-443196-4413209(Top 47%)4549(Top 37%)4549(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13099

Females

3501

F40-44

3501

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

12356

Females

3008

F40-44

3008

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13099

Females

3501

F40-44

3501

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12772

Females

3421

F40-44

3421

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13380

Females

3691

F40-44

3691

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12316

Females

3283

F40-44

3283

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10969

Females

2770

F40-44

2770

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11439

Females

3156

F40-44

3156

20M→21M

20.0 - 21.0 mi

Top 34%
×8story building
+106ft-24ft

Overall

9573

Females

2419

F40-44

2419

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11663

Females

3465

F40-44

3465

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

12247

Females

3872

F40-44

3872

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12473

Females

4027

F40-44

4027

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13307

Females

4594

F40-44

4594

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13116

Females

4535

F40-44

4535

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13209

Females

4549

F40-44

4549

Passing Analysis

Category:
Athletes Passed
1722
Passed By
2074
Net Change
-352
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11536
5K → 10K118481-363#11536#11899
10K → 15K81458-377#11899#12276
15K → 20K163251-88#12276#12364
20K → Half1273-61#12364#12425
Half → 25K174133+41#12425#12384
25K → 30K41474+340#12384#12044
30K → 20M13976+63#12044#11981
20M → 21M20628+178#11981#11803
21M → 35K6743+24#11803#11779
35K → 23M114108+6#11779#11773
23M → 24M7597-22#11773#11795
24M → 40K65104-39#11795#11834
40K → 25.2M3660-24#11834#11858
25.2M → Finish5888-30#11858#11888
TOTALS17222074-352
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing