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BOSTON MARATHON 2025

Jennifer Waldo

Bib: 11466•F

FL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:40
Rank: #7623
Start → 5K
6:58/mi
21:40 split
10K· 6.21 mi
42:42
Rank: #6959 (+664)
5K → 10K
6:46/mi
21:02 split
15K· 9.32 mi
1:04:07
Rank: #6912 (+47)
10K → 15K
6:54/mi
21:25 split
20K· 12.43 mi
1:27:15
Rank: #7628 (-716)
15K → 20K
7:27/mi
23:08 split
Half· 13.11 mi
1:31:52
Rank: #7542 (+86)
20K → Half
6:46/mi
4:37 split
25K· 15.53 mi
1:49:09
Rank: #7427 (+115)
Half → 25K
7:08/mi
17:17 split
30K· 18.64 mi
2:11:45
Rank: #7140 (+287)
25K → 30K
7:16/mi
22:36 split
20M
2:21:19
Rank: #6805 (+335)
30K → 20M
7:02/mi
9:34 split
21M
2:28:53
Rank: #6640 (+165)
20M → 21M
7:34/mi
7:34 split
35K· 21.75 mi
2:33:53
Rank: #6475 (+165)
21M → 35K
6:41/mi
5:00 split
23M
2:42:55
Rank: #6323 (+152)
35K → 23M
7:13/mi
9:02 split
24M
2:50:03
Rank: #6224 (+99)
23M → 24M
7:08/mi
7:08 split
40K· 24.85 mi
2:56:22
Rank: #6169 (+55)
24M → 40K
7:23/mi
6:19 split
25.2M
2:59:07
Rank: #6130 (+39)
40K → 25.2M
7:58/mi
2:45 split
Finish· 26.22 mi
3:06:02
Rank: #5995 (+135)
25.2M → Finish
6:47/mi
6:55 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:52
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:34:10
Pace7:11 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0621:406:5821:40
6:58
-
10K
6.21 mi11:09:0842:426:5221:02
6:46
-0:12
15K
9.32 mi11:30:331:04:076:5321:25
6:54
+0:08
20K
12.43 mi11:53:411:27:157:0123:08
7:27
+0:33
Half
13.11 mi11:58:181:31:527:004:37
6:46
-0:41
25K
15.53 mi12:15:351:49:097:0217:17
7:08
+0:22
30K
18.64 mi12:38:112:11:457:0422:36
7:16
+0:08
20M
20.00 mi12:47:452:21:197:049:34
7:02
-0:14
21M
21.00 mi12:55:192:28:537:057:34
7:34
+0:32
35K
21.75 mi13:00:192:33:537:055:00
6:41
-0:53
23M
23.00 mi13:09:212:42:557:059:02
7:13
+0:32
24M
24.00 mi13:16:292:50:037:057:08
7:08
-0:05
40K
24.85 mi13:22:482:56:227:066:19
7:23
+0:15
25.2M
25.20 mi13:25:332:59:077:062:45
7:58
+0:35
Finish
26.22 mi13:32:283:06:027:066:55
6:47
-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

6:41 /mi

Average Pace

7:06 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:16

79% of race

Time at Steady Pace

37:01

20% of race

Time at Slower Pace

2:45

1% of race

Average Pace: 7:06 /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 mi10:48:0621:406:5821:40
6:58
#7623
10K
6.21 mi11:09:0842:426:5221:02
6:46
#6959
15K
9.32 mi11:30:331:04:076:5321:25
6:54
#6912
20K
12.43 mi11:53:411:27:157:0123:08
7:27
#7628
Half
13.11 mi11:58:181:31:527:004:37
6:46
#7542
25K
15.53 mi12:15:351:49:097:0217:17
7:08
#7427
30K
18.64 mi12:38:112:11:457:0422:36
7:16
#7140
20M
20.00 mi12:47:452:21:197:049:34
7:02
#6805
21M
21.00 mi12:55:192:28:537:057:34
7:34
#6640
35K
21.75 mi13:00:192:33:537:055:00
6:41
#6475
23M
23.00 mi13:09:212:42:557:059:02
7:13
#6323
24M
24.00 mi13:16:292:50:037:057:08
7:08
#6224
40K
24.85 mi13:22:482:56:227:066:19
7:23
#6169
25.2M
25.20 mi13:25:332:59:077:062:45
7:58
#6130
Finish
26.22 mi13:32:283:06:027:066:55
6:47
#5995
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi76238558556919(Top 24%)710(Top 6%)710(Top 13%)
10K6.21 mi3.10 mi6959+664682+173682+1736081(Top 21%)519(Top 4%)519(Top 9%)
15K9.32 mi3.11 mi6912+47687-5687-56919(Top 24%)710(Top 6%)710(Top 13%)
20K12.43 mi3.11 mi7628-716895-208895-20810305(Top 36%)2097(Top 17%)2097(Top 38%)
Half13.11 mi0.68 mi7542+86869+26869+265951(Top 21%)549(Top 4%)549(Top 10%)
25K15.53 mi2.42 mi7427+115844+25844+257158(Top 25%)902(Top 7%)902(Top 16%)
30K18.64 mi3.11 mi7140+287814+30814+306313(Top 22%)766(Top 6%)766(Top 14%)
20M20.00 mi1.36 mi6805+335754+60754+604372(Top 15%)380(Top 3%)380(Top 7%)
21M21.00 mi1.00 mi6640+165733+21733+214964(Top 17%)604(Top 5%)604(Top 11%)
35K21.75 mi0.75 mi6475+165701+32701+323476(Top 12%)313(Top 3%)313(Top 6%)
23M23.00 mi1.25 mi6323+152687+14687+144989(Top 18%)666(Top 5%)666(Top 12%)
24M24.00 mi1.00 mi6224+99677+10677+105433(Top 19%)858(Top 7%)858(Top 16%)
40K24.85 mi0.85 mi6169+55682-5682-56148(Top 22%)1188(Top 10%)1188(Top 22%)
25.2M25.20 mi0.35 mi6130+39684-2684-25845(Top 21%)1171(Top 10%)1171(Top 21%)
Finish26.22 mi1.02 mi5995+135669+15669+154462(Top 16%)678(Top 6%)678(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6919

Females

710

F18-39

710

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

6081

Females

519

F18-39

519

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6919

Females

710

F18-39

710

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

10305

Females

2097

F18-39

2097

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5951

Females

549

F18-39

549

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

7158

Females

902

F18-39

902

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

6313

Females

766

F18-39

766

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

4372

Females

380

F18-39

380

20M→21M

20.0 - 21.0 mi

Top 17%
×8story building
+106ft-24ft

Overall

4964

Females

604

F18-39

604

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3476

Females

313

F18-39

313

35K→23M

21.8 - 23.0 mi

Top 18%
×5story building
+23ft-63ft

Overall

4989

Females

666

F18-39

666

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5433

Females

858

F18-39

858

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6148

Females

1188

F18-39

1188

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5845

Females

1171

F18-39

1171

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4462

Females

678

F18-39

678

Passing Analysis

Category:
Athletes Passed
2690
Passed By
1062
Net Change
+1628
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7623
5K → 10K68218+664#7623#6959
10K → 15K163116+47#6959#6912
15K → 20K29745-716#6912#7628
20K → Half871+86#7628#7542
Half → 25K16651+115#7542#7427
25K → 30K33144+287#7427#7140
30K → 20M3383+335#7140#6805
20M → 21M1738+165#6805#6640
21M → 35K1661+165#6640#6475
35K → 23M16715+152#6475#6323
23M → 24M1067+99#6323#6224
24M → 40K8732+55#6224#6169
40K → 25.2M478+39#6169#6130
25.2M → Finish14813+135#6130#5995
TOTALS26901062+1628
📊

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