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BOSTON MARATHON 2025

Amy Hiebert

Bib: 17332•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 23%
Masters (Masters Women)
#0 / 6759
Top 10%
Division (F45-49)
#0 / 1813
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:33
Rank: #9986
Start → 5K
7:15/mi
22:33 split
10K· 6.21 mi
44:54
Rank: #9692 (+294)
5K → 10K
7:12/mi
22:21 split
15K· 9.32 mi
1:07:50
Rank: #10028 (-336)
10K → 15K
7:23/mi
22:56 split
20K· 12.43 mi
1:31:03
Rank: #10103 (-75)
15K → 20K
7:28/mi
23:13 split
Half· 13.11 mi
1:36:06
Rank: #10143 (-40)
20K → Half
7:24/mi
5:03 split
25K· 15.53 mi
1:54:39
Rank: #10283 (-140)
Half → 25K
7:39/mi
18:33 split
30K· 18.64 mi
2:20:09
Rank: #10748 (-465)
25K → 30K
8:12/mi
25:30 split
20M
2:31:32
Rank: #10911 (-163)
30K → 20M
8:23/mi
11:23 split
21M
2:40:38
Rank: #11070 (-159)
20M → 21M
9:06/mi
9:06 split
35K· 21.75 mi
2:46:45
Rank: #11144 (-74)
21M → 35K
8:11/mi
6:07 split
23M
2:57:00
Rank: #11095 (+49)
35K → 23M
8:11/mi
10:15 split
24M
3:05:11
Rank: #11136 (-41)
23M → 24M
8:11/mi
8:11 split
40K· 24.85 mi
3:12:21
Rank: #11176 (-40)
24M → 40K
8:23/mi
7:10 split
25.2M
3:15:23
Rank: #11153 (+23)
40K → 25.2M
8:48/mi
3:02 split
Finish· 26.22 mi
3:23:37
Rank: #11215 (-62)
25.2M → Finish
8:05/mi
8:14 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:06
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:47:31
Pace8:12 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:4722:337:1522:33
7:15
-
10K
6.21 mi11:35:0844:547:1422:21
7:12
-0:03
15K
9.32 mi11:58:041:07:507:1722:56
7:23
+0:11
20K
12.43 mi12:21:171:31:037:2023:13
7:28
+0:05
Half
13.11 mi12:26:201:36:067:205:03
7:24
-0:04
25K
15.53 mi12:44:531:54:397:2318:33
7:39
+0:15
30K
18.64 mi13:10:232:20:097:3125:30
8:12
+0:33
20M
20.00 mi13:21:462:31:327:3511:23
8:23
+0:11
21M
21.00 mi13:30:522:40:387:399:06
9:06
+0:43
35K
21.75 mi13:36:592:46:457:406:07
8:11
-0:55
23M
23.00 mi13:47:142:57:007:4210:15
8:11
0:00
24M
24.00 mi13:55:253:05:117:438:11
8:11
0:00
40K
24.85 mi14:02:353:12:217:447:10
8:23
+0:12
25.2M
25.20 mi14:05:373:15:237:453:02
8:48
+0:25
Finish
26.22 mi14:13:513:23:377:468:14
8:05
-0:43

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

7:12 /mi

Average Pace

7:46 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:39

56% of race

Time at Steady Pace

1:16:50

38% of race

Time at Slower Pace

12:08

6% of race

Average Pace: 7:46 /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 mi11:12:4722:337:1522:33
7:15
#9986
10K
6.21 mi11:35:0844:547:1422:21
7:12
#9692
15K
9.32 mi11:58:041:07:507:1722:56
7:23
#10028
20K
12.43 mi12:21:171:31:037:2023:13
7:28
#10103
Half
13.11 mi12:26:201:36:067:205:03
7:24
#10143
25K
15.53 mi12:44:531:54:397:2318:33
7:39
#10283
30K
18.64 mi13:10:232:20:097:3125:30
8:12
#10748
20M
20.00 mi13:21:462:31:327:3511:23
8:23
#10911
21M
21.00 mi13:30:522:40:387:399:06
9:06
#11070
35K
21.75 mi13:36:592:46:457:406:07
8:11
#11144
23M
23.00 mi13:47:142:57:007:4210:15
8:11
#11095
24M
24.00 mi13:55:253:05:117:438:11
8:11
#11136
40K
24.85 mi14:02:353:12:217:447:10
8:23
#11176
25.2M
25.20 mi14:05:373:15:237:453:02
8:48
#11153
Finish
26.22 mi14:13:513:23:377:468:14
8:05
#11215
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi99861802180210714(Top 38%)2229(Top 18%)2229(Top 123%)
10K6.21 mi3.10 mi9692+2941663+1391663+1399456(Top 33%)1585(Top 13%)1585(Top 87%)
15K9.32 mi3.11 mi10028-3361856-1931856-19310714(Top 38%)2229(Top 18%)2229(Top 123%)
20K12.43 mi3.11 mi10103-751915-591915-5910541(Top 37%)2236(Top 18%)2236(Top 123%)
Half13.11 mi0.68 mi10143-401933-181933-1810976(Top 39%)2418(Top 20%)2418(Top 133%)
25K15.53 mi2.42 mi10283-1402039-1062039-10611179(Top 39%)2678(Top 22%)2678(Top 148%)
30K18.64 mi3.11 mi10748-4652338-2992338-29912885(Top 45%)3763(Top 31%)3763(Top 208%)
20M20.00 mi1.36 mi10911-1632461-1232461-12312996(Top 46%)3967(Top 32%)3967(Top 219%)
21M21.00 mi1.00 mi11070-1592579-1182579-11814107(Top 50%)4680(Top 38%)4680(Top 258%)
35K21.75 mi0.75 mi11144-742648-692648-6913538(Top 48%)4469(Top 37%)4469(Top 246%)
23M23.00 mi1.25 mi11095+492665-172665-1711244(Top 40%)3361(Top 27%)3361(Top 185%)
24M24.00 mi1.00 mi11136-412731-662731-6612410(Top 44%)4016(Top 33%)4016(Top 222%)
40K24.85 mi0.85 mi11176-402783-522783-5212699(Top 45%)4273(Top 35%)4273(Top 236%)
25.2M25.20 mi0.35 mi11153+232792-92792-910659(Top 38%)3315(Top 27%)3315(Top 183%)
Finish26.22 mi1.02 mi11215-622864-722864-7213456(Top 47%)4664(Top 38%)4664(Top 257%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10714

Females

2229

F45-49

2229

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9456

Females

1585

F45-49

1585

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10714

Females

2229

F45-49

2229

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10541

Females

2236

F45-49

2236

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10976

Females

2418

F45-49

2418

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

11179

Females

2678

F45-49

2678

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12885

Females

3763

F45-49

3763

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12996

Females

3967

F45-49

3967

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14107

Females

4680

F45-49

4680

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

13538

Females

4469

F45-49

4469

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

11244

Females

3361

F45-49

3361

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12410

Females

4016

F45-49

4016

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12699

Females

4273

F45-49

4273

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10659

Females

3315

F45-49

3315

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

13456

Females

4664

F45-49

4664

Passing Analysis

Category:
Athletes Passed
1414
Passed By
2638
Net Change
-1229
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9986
5K → 10K401106+294#9986#9692
10K → 15K74408-336#9692#10028
15K → 20K150224-75#10028#10103
20K → Half1555-40#10103#10143
Half → 25K123263-140#10143#10283
25K → 30K121585-465#10283#10748
30K → 20M70233-163#10748#10911
20M → 21M57216-159#10911#11070
21M → 35K39113-74#11070#11144
35K → 23M13283+49#11144#11095
23M → 24M71112-41#11095#11136
24M → 40K5797-40#11136#11176
40K → 25.2M5027+23#11176#11153
25.2M → Finish54116-62#11153#11215
TOTALS14142638-1229
📊

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