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BOSTON MARATHON 2025

Erin Hollenbaugh

Bib: 15765•F

NH

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:27
Rank: #19966
Start → 5K
26:27 | 8:31/mi
10K· 6.21 mi
52:45
Rank: #19778 (+188)
5K → 10K
26:18 | 8:28/mi
15K· 9.32 mi
1:19:07
Rank: #19591 (+187)
10K → 15K
26:22 | 8:29/mi
20K· 12.43 mi
1:45:24
Rank: #19162 (+429)
15K → 20K
26:17 | 8:28/mi
Half· 13.11 mi
1:51:10
Rank: #19129 (+33)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:12:38
Rank: #19156 (-27)
Half → 25K
21:28 | 8:51/mi
30K· 18.64 mi
2:42:27
Rank: #19397 (-241)
25K → 30K
29:49 | 9:36/mi
20M
2:56:11
Rank: #19605 (-208)
30K → 20M
13:44 | 10:06/mi
21M
3:06:17
Rank: #19548 (+57)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
3:13:23
Rank: #19603 (-55)
21M → 35K
7:06 | 9:29/mi
23M
3:26:10
Rank: #19722 (-119)
35K → 23M
12:47 | 10:13/mi
24M
3:36:03
Rank: #19817 (-95)
23M → 24M
9:53 | 9:53/mi
40K· 24.85 mi
3:44:45
Rank: #19884 (-67)
24M → 40K
8:42 | 10:11/mi
25.2M
3:48:27
Rank: #19888 (-4)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
3:58:20
Rank: #20013 (-125)
25.2M → Finish
9:53 | 9:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:10
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time2:07:10
Pace9:42 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:5026:278:3126:27
8:31
-
10K
6.21 mi12:09:0852:458:2926:18
8:28
-0:03
15K
9.32 mi12:35:301:19:078:2926:22
8:29
+0:01
20K
12.43 mi13:01:471:45:248:2926:17
8:28
-0:01
Half
13.11 mi13:07:331:51:108:295:46
8:27
-0:01
25K
15.53 mi13:29:012:12:388:3221:28
8:51
+0:24
30K
18.64 mi13:58:502:42:278:4329:49
9:36
+0:45
20M
20.00 mi14:12:342:56:118:4913:44
10:06
+0:30
21M
21.00 mi14:22:403:06:178:5210:06
10:06
0:00
35K
21.75 mi14:29:463:13:238:547:06
9:29
-0:37
23M
23.00 mi14:42:333:26:108:5812:47
10:13
+0:44
24M
24.00 mi14:52:263:36:039:009:53
9:53
-0:20
40K
24.85 mi15:01:083:44:459:038:42
10:11
+0:18
25.2M
25.20 mi15:04:503:48:279:043:42
10:44
+0:33
Finish
26.22 mi15:14:433:58:209:069:53
9:42
-1:02

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

8:27 /mi

Average Pace

9:06 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:38

56% of race

Time at Steady Pace

56:41

24% of race

Time at Slower Pace

49:01

21% of race

Average Pace: 9:05 /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 mi11:42:5026:278:3126:27
8:31
#19966
10K
6.21 mi12:09:0852:458:2926:18
8:28
#19778
15K
9.32 mi12:35:301:19:078:2926:22
8:29
#19591
20K
12.43 mi13:01:471:45:248:2926:17
8:28
#19162
Half
13.11 mi13:07:331:51:108:295:46
8:27
#19129
25K
15.53 mi13:29:012:12:388:3221:28
8:51
#19156
30K
18.64 mi13:58:502:42:278:4329:49
9:36
#19397
20M
20.00 mi14:12:342:56:118:4913:44
10:06
#19605
21M
21.00 mi14:22:403:06:178:5210:06
10:06
#19548
35K
21.75 mi14:29:463:13:238:547:06
9:29
#19603
23M
23.00 mi14:42:333:26:108:5812:47
10:13
#19722
24M
24.00 mi14:52:263:36:039:009:53
9:53
#19817
40K
24.85 mi15:01:083:44:459:038:42
10:11
#19884
25.2M
25.20 mi15:04:503:48:279:043:42
10:44
#19888
Finish
26.22 mi15:14:433:58:209:069:53
9:42
#20013
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi199667482748219260(Top 68%)7040(Top 58%)7040(Top 129%)
10K6.21 mi3.10 mi19778+1887342+1407342+14019612(Top 69%)7245(Top 59%)7245(Top 132%)
15K9.32 mi3.11 mi19591+1877230+1127230+11219260(Top 68%)7040(Top 58%)7040(Top 129%)
20K12.43 mi3.11 mi19162+4296995+2356995+23517962(Top 63%)6322(Top 52%)6322(Top 116%)
Half13.11 mi0.68 mi19129+336979+166979+1618968(Top 67%)6891(Top 56%)6891(Top 126%)
25K15.53 mi2.42 mi19156-277002-237002-2319229(Top 68%)7101(Top 58%)7101(Top 130%)
30K18.64 mi3.11 mi19397-2417186-1847186-18420342(Top 72%)7845(Top 64%)7845(Top 143%)
20M20.00 mi1.36 mi19605-2087323-1377323-13721276(Top 75%)8512(Top 70%)8512(Top 156%)
21M21.00 mi1.00 mi19548+577314+97314+918703(Top 66%)7185(Top 59%)7185(Top 131%)
35K21.75 mi0.75 mi19603-557365-517365-5120311(Top 72%)8135(Top 67%)8135(Top 149%)
23M23.00 mi1.25 mi19722-1197467-1027467-10221155(Top 74%)8629(Top 71%)8629(Top 158%)
24M24.00 mi1.00 mi19817-957544-777544-7721010(Top 74%)8603(Top 70%)8603(Top 157%)
40K24.85 mi0.85 mi19884-677596-527596-5221012(Top 74%)8670(Top 71%)8670(Top 159%)
25.2M25.20 mi0.35 mi19888-47606-107606-1019849(Top 70%)8077(Top 66%)8077(Top 148%)
Finish26.22 mi1.02 mi20013-1257685-797685-7921927(Top 77%)9118(Top 75%)9118(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

19260

Females

7040

F18-39

7040

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19612

Females

7245

F18-39

7245

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

19260

Females

7040

F18-39

7040

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

17962

Females

6322

F18-39

6322

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

18968

Females

6891

F18-39

6891

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

19229

Females

7101

F18-39

7101

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

20342

Females

7845

F18-39

7845

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21276

Females

8512

F18-39

8512

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

18703

Females

7185

F18-39

7185

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20311

Females

8135

F18-39

8135

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

21155

Females

8629

F18-39

8629

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

21010

Females

8603

F18-39

8603

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21012

Females

8670

F18-39

8670

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19849

Females

8077

F18-39

8077

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21927

Females

9118

F18-39

9118

Passing Analysis

Category:
Athletes Passed
1906
Passed By
1953
Net Change
-47
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19966
5K → 10K391203+188#19966#19778
10K → 15K290103+187#19778#19591
15K → 20K45425+429#19591#19162
20K → Half5421+33#19162#19129
Half → 25K164191-27#19129#19156
25K → 30K152393-241#19156#19397
30K → 20M49257-208#19397#19605
20M → 21M12265+57#19605#19548
21M → 35K3691-55#19548#19603
35K → 23M53172-119#19603#19722
23M → 24M45140-95#19722#19817
24M → 40K45112-67#19817#19884
40K → 25.2M2428-4#19884#19888
25.2M → Finish27152-125#19888#20013
TOTALS19061953-47
📊

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