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BOSTON MARATHON 2025

Jillian Howe

Bib: 17147•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 30%
Gender (Female)
#0 / 12228
Top 13%
Division (F18-39)
#0 / 5469
Top 23%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:59
Rank: #11301
Start → 5K
22:59 | 7:24/mi
10K· 6.21 mi
46:00
Rank: #11262 (+39)
5K → 10K
23:01 | 7:25/mi
15K· 9.32 mi
1:08:56
Rank: #11022 (+240)
10K → 15K
22:56 | 7:23/mi
20K· 12.43 mi
1:31:42
Rank: #10576 (+446)
15K → 20K
22:46 | 7:20/mi
Half· 13.11 mi
1:36:39
Rank: #10507 (+69)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:54:31
Rank: #10207 (+300)
Half → 25K
17:52 | 7:22/mi
30K· 18.64 mi
2:17:56
Rank: #9705 (+502)
25K → 30K
23:25 | 7:32/mi
20M
2:28:15
Rank: #9491 (+214)
30K → 20M
10:19 | 7:36/mi
21M
2:36:16
Rank: #9323 (+168)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:41:48
Rank: #9240 (+83)
21M → 35K
5:32 | 7:24/mi
23M
2:51:40
Rank: #9184 (+56)
35K → 23M
9:52 | 7:53/mi
24M
2:59:02
Rank: #9031 (+153)
23M → 24M
7:22 | 7:22/mi
40K· 24.85 mi
3:05:16
Rank: #8838 (+193)
24M → 40K
6:14 | 7:17/mi
25.2M
3:07:55
Rank: #8723 (+115)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:14:56
Rank: #8534 (+189)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:39
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:38:17
Pace7:30 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4122:597:2422:59
7:24
-
10K
6.21 mi11:36:4246:007:2423:01
7:25
+0:01
15K
9.32 mi11:59:381:08:567:2422:56
7:23
-0:02
20K
12.43 mi12:22:241:31:427:2322:46
7:20
-0:03
Half
13.11 mi12:27:211:36:397:224:57
7:15
-0:05
25K
15.53 mi12:45:131:54:317:2217:52
7:22
+0:07
30K
18.64 mi13:08:382:17:567:2423:25
7:32
+0:10
20M
20.00 mi13:18:572:28:157:2510:19
7:36
+0:04
21M
21.00 mi13:26:582:36:167:268:01
8:01
+0:25
35K
21.75 mi13:32:302:41:487:265:32
7:24
-0:37
23M
23.00 mi13:42:222:51:407:289:52
7:53
+0:29
24M
24.00 mi13:49:442:59:027:287:22
7:22
-0:31
40K
24.85 mi13:55:583:05:167:276:14
7:17
-0:05
25.2M
25.20 mi13:58:373:07:557:272:39
7:41
+0:24
Finish
26.22 mi14:05:383:14:567:267:01
6:53
-0:48

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

6:53 /mi

Average Pace

7:26 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:05

84% of race

Time at Steady Pace

30:51

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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 mi11:13:4122:597:2422:59
7:24
#11301
10K
6.21 mi11:36:4246:007:2423:01
7:25
#11262
15K
9.32 mi11:59:381:08:567:2422:56
7:23
#11022
20K
12.43 mi12:22:241:31:427:2322:46
7:20
#10576
Half
13.11 mi12:27:211:36:397:224:57
7:15
#10507
25K
15.53 mi12:45:131:54:317:2217:52
7:22
#10207
30K
18.64 mi13:08:382:17:567:2423:25
7:32
#9705
20M
20.00 mi13:18:572:28:157:2510:19
7:36
#9491
21M
21.00 mi13:26:582:36:167:268:01
8:01
#9323
35K
21.75 mi13:32:302:41:487:265:32
7:24
#9240
23M
23.00 mi13:42:222:51:407:289:52
7:53
#9184
24M
24.00 mi13:49:442:59:027:287:22
7:22
#9031
40K
24.85 mi13:55:583:05:167:276:14
7:17
#8838
25.2M
25.20 mi13:58:373:07:557:272:39
7:41
#8723
Finish
26.22 mi14:05:383:14:567:267:01
6:53
#8534
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi113012424242410700(Top 38%)2215(Top 18%)2215(Top 41%)
10K6.21 mi3.10 mi11262+392431-72431-711266(Top 40%)2445(Top 20%)2445(Top 45%)
15K9.32 mi3.11 mi11022+2402328+1032328+10310700(Top 38%)2215(Top 18%)2215(Top 41%)
20K12.43 mi3.11 mi10576+4462136+1922136+1929279(Top 33%)1640(Top 13%)1640(Top 30%)
Half13.11 mi0.68 mi10507+692104+322104+329649(Top 34%)1777(Top 15%)1777(Top 32%)
25K15.53 mi2.42 mi10207+3002004+1002004+1008915(Top 31%)1599(Top 13%)1599(Top 29%)
30K18.64 mi3.11 mi9705+5021829+1751829+1758014(Top 28%)1396(Top 11%)1396(Top 26%)
20M20.00 mi1.36 mi9491+2141768+611768+617650(Top 27%)1396(Top 11%)1396(Top 26%)
21M21.00 mi1.00 mi9323+1681721+471721+477454(Top 26%)1488(Top 12%)1488(Top 27%)
35K21.75 mi0.75 mi9240+831710+111710+117930(Top 28%)1647(Top 13%)1647(Top 30%)
23M23.00 mi1.25 mi9184+561717-71717-79162(Top 32%)2323(Top 19%)2323(Top 42%)
24M24.00 mi1.00 mi9031+1531682+351682+356864(Top 24%)1408(Top 12%)1408(Top 26%)
40K24.85 mi0.85 mi8838+1931648+341648+345650(Top 20%)1001(Top 8%)1001(Top 18%)
25.2M25.20 mi0.35 mi8723+1151615+331615+334371(Top 15%)693(Top 6%)693(Top 13%)
Finish26.22 mi1.02 mi8534+1891559+561559+565026(Top 18%)882(Top 7%)882(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10700

Females

2215

F18-39

2215

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

11266

Females

2445

F18-39

2445

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10700

Females

2215

F18-39

2215

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9279

Females

1640

F18-39

1640

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9649

Females

1777

F18-39

1777

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8915

Females

1599

F18-39

1599

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

8014

Females

1396

F18-39

1396

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7650

Females

1396

F18-39

1396

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7454

Females

1488

F18-39

1488

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7930

Females

1647

F18-39

1647

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9162

Females

2323

F18-39

2323

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6864

Females

1408

F18-39

1408

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5650

Females

1001

F18-39

1001

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4371

Females

693

F18-39

693

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5026

Females

882

F18-39

882

Passing Analysis

Category:
Athletes Passed
3307*
Passed By
540
Net Change
+2767
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11301
5K → 10K269230+39#11301#11262
10K → 15K31575+240#11262#11022
15K → 20K45711+446#11022#10576
20K → Half789+69#10576#10507
Half → 25K32222+300#10507#10207
25K → 30K527*25+502#10207#9705
30K → 20M23319+214#9705#9491
20M → 21M18618+168#9491#9323
21M → 35K10623+83#9323#9240
35K → 23M13579+56#9240#9184
23M → 24M16512+153#9184#9031
24M → 40K1996+193#9031#8838
40K → 25.2M1172+115#8838#8723
25.2M → Finish1989+189#8723#8534
TOTALS3307*540+2767

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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