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BOSTON MARATHON 2025

Lily Anderson

Bib: 16166•F

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 47%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:44
Rank: #13437
Start → 5K
23:44 | 7:38/mi
10K· 6.21 mi
47:39
Rank: #13666 (-229)
5K → 10K
23:55 | 7:42/mi
15K· 9.32 mi
1:11:26
Rank: #13446 (+220)
10K → 15K
23:47 | 7:39/mi
20K· 12.43 mi
1:35:18
Rank: #13097 (+349)
15K → 20K
23:52 | 7:41/mi
Half· 13.11 mi
1:40:32
Rank: #13093 (+4)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
1:59:13
Rank: #12793 (+300)
Half → 25K
18:41 | 7:42/mi
30K· 18.64 mi
2:24:24
Rank: #12630 (+163)
25K → 30K
25:11 | 8:06/mi
20M
2:35:58
Rank: #12712 (-82)
30K → 20M
11:34 | 8:31/mi
21M
2:44:50
Rank: #12689 (+23)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:50:55
Rank: #12705 (-16)
21M → 35K
6:05 | 8:08/mi
23M
3:01:30
Rank: #12696 (+9)
35K → 23M
10:35 | 8:27/mi
24M
3:09:39
Rank: #12661 (+35)
23M → 24M
8:09 | 8:09/mi
40K· 24.85 mi
3:16:46
Rank: #12639 (+22)
24M → 40K
7:07 | 8:19/mi
25.2M
3:19:45
Rank: #12563 (+76)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:27:24
Rank: #12410 (+153)
25.2M → Finish
7:39 | 7:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:32
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:46:52
Pace8:09 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:2823:447:3823:44
7:38
-
10K
6.21 mi11:21:2347:397:4023:55
7:42
+0:04
15K
9.32 mi11:45:101:11:267:4023:47
7:39
-0:03
20K
12.43 mi12:09:021:35:187:4023:52
7:41
+0:02
Half
13.11 mi12:14:161:40:327:405:14
7:40
-0:01
25K
15.53 mi12:32:571:59:137:4018:41
7:42
+0:02
30K
18.64 mi12:58:082:24:247:4525:11
8:06
+0:24
20M
20.00 mi13:09:422:35:587:4811:34
8:31
+0:25
21M
21.00 mi13:18:342:44:507:518:52
8:52
+0:21
35K
21.75 mi13:24:392:50:557:526:05
8:08
-0:44
23M
23.00 mi13:35:143:01:307:5310:35
8:27
+0:19
24M
24.00 mi13:43:233:09:397:548:09
8:09
-0:18
40K
24.85 mi13:50:303:16:467:557:07
8:19
+0:10
25.2M
25.20 mi13:53:293:19:457:562:59
8:39
+0:20
Finish
26.22 mi14:01:083:27:247:557:39
7:30
-1:09

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

7:30 /mi

Average Pace

7:55 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:17

80% of race

Time at Steady Pace

32:15

16% of race

Time at Slower Pace

8:52

4% of race

Average Pace: 7:55 /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 mi10:57:2823:447:3823:44
7:38
#13437
10K
6.21 mi11:21:2347:397:4023:55
7:42
#13666
15K
9.32 mi11:45:101:11:267:4023:47
7:39
#13446
20K
12.43 mi12:09:021:35:187:4023:52
7:41
#13097
Half
13.11 mi12:14:161:40:327:405:14
7:40
#13093
25K
15.53 mi12:32:571:59:137:4018:41
7:42
#12793
30K
18.64 mi12:58:082:24:247:4525:11
8:06
#12630
20M
20.00 mi13:09:422:35:587:4811:34
8:31
#12712
21M
21.00 mi13:18:342:44:507:518:52
8:52
#12689
35K
21.75 mi13:24:392:50:557:526:05
8:08
#12705
23M
23.00 mi13:35:143:01:307:5310:35
8:27
#12696
24M
24.00 mi13:43:233:09:397:548:09
8:09
#12661
40K
24.85 mi13:50:303:16:467:557:07
8:19
#12639
25.2M
25.20 mi13:53:293:19:457:562:59
8:39
#12563
Finish
26.22 mi14:01:083:27:247:557:39
7:30
#12410
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi134373568356813102(Top 46%)3504(Top 29%)3504(Top 64%)
10K6.21 mi3.10 mi13666-2293742-1743742-17413888(Top 49%)3889(Top 32%)3889(Top 71%)
15K9.32 mi3.11 mi13446+2203654+883654+8813102(Top 46%)3504(Top 29%)3504(Top 64%)
20K12.43 mi3.11 mi13097+3493498+1563498+15612251(Top 43%)3146(Top 26%)3146(Top 58%)
Half13.11 mi0.68 mi13093+43500-23500-213207(Top 46%)3607(Top 29%)3607(Top 66%)
25K15.53 mi2.42 mi12793+3003357+1433357+14311615(Top 41%)2919(Top 24%)2919(Top 53%)
30K18.64 mi3.11 mi12630+1633337+203337+2012152(Top 43%)3366(Top 28%)3366(Top 62%)
20M20.00 mi1.36 mi12712-823422-853422-8513879(Top 49%)4445(Top 36%)4445(Top 81%)
21M21.00 mi1.00 mi12689+233443-213443-2112725(Top 45%)3986(Top 33%)3986(Top 73%)
35K21.75 mi0.75 mi12705-163476-333476-3313155(Top 46%)4239(Top 35%)4239(Top 78%)
23M23.00 mi1.25 mi12696+93499-233499-2313019(Top 46%)4276(Top 35%)4276(Top 78%)
24M24.00 mi1.00 mi12661+353503-43503-412252(Top 43%)3922(Top 32%)3922(Top 72%)
40K24.85 mi0.85 mi12639+223525-223525-2212313(Top 43%)4082(Top 33%)4082(Top 75%)
25.2M25.20 mi0.35 mi12563+763505+203505+209806(Top 35%)2932(Top 24%)2932(Top 54%)
Finish26.22 mi1.02 mi12410+1533455+503455+509279(Top 33%)2666(Top 22%)2666(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13102

Females

3504

F18-39

3504

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13888

Females

3889

F18-39

3889

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13102

Females

3504

F18-39

3504

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

12251

Females

3146

F18-39

3146

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

13207

Females

3607

F18-39

3607

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11615

Females

2919

F18-39

2919

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12152

Females

3366

F18-39

3366

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13879

Females

4445

F18-39

4445

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12725

Females

3986

F18-39

3986

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

13155

Females

4239

F18-39

4239

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13019

Females

4276

F18-39

4276

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12252

Females

3922

F18-39

3922

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12313

Females

4082

F18-39

4082

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9806

Females

2932

F18-39

2932

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9279

Females

2666

F18-39

2666

Passing Analysis

Category:
Athletes Passed
2384
Passed By
1357
Net Change
+1027
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13437
5K → 10K195424-229#13437#13666
10K → 15K31898+220#13666#13446
15K → 20K38940+349#13446#13097
20K → Half4036+4#13097#13093
Half → 25K32626+300#13093#12793
25K → 30K309146+163#12793#12630
30K → 20M88170-82#12630#12712
20M → 21M12299+23#12712#12689
21M → 35K5874-16#12689#12705
35K → 23M116107+9#12705#12696
23M → 24M8752+35#12696#12661
24M → 40K8866+22#12661#12639
40K → 25.2M782+76#12639#12563
25.2M → Finish17017+153#12563#12410
TOTALS23841357+1027
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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