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BOSTON MARATHON 2025

Gabby Niehauser

Bib: 10548•F

OH

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0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:05
Rank: #6226
Start → 5K
21:05 | 6:47/mi
10K· 6.21 mi
41:50
Rank: #5701 (+525)
5K → 10K
20:45 | 6:41/mi
15K· 9.32 mi
1:02:33
Rank: #5365 (+336)
10K → 15K
20:43 | 6:40/mi
20K· 12.43 mi
1:23:13
Rank: #4965 (+400)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:27:45
Rank: #4954 (+11)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:00
Rank: #4749 (+205)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:05:51
Rank: #4762 (-13)
25K → 30K
21:51 | 7:02/mi
20M
2:16:02
Rank: #4936 (-174)
30K → 20M
10:11 | 7:30/mi
21M
2:24:35
Rank: #5315 (-379)
20M → 21M
8:33 | 8:33/mi
35K· 21.75 mi
2:29:52
Rank: #5315
21M → 35K
5:17 | 7:04/mi
23M
2:39:37
Rank: #5443 (-128)
35K → 23M
9:45 | 7:47/mi
24M
2:47:30
Rank: #5563 (-120)
23M → 24M
7:53 | 7:53/mi
40K· 24.85 mi
2:54:25
Rank: #5673 (-110)
24M → 40K
6:55 | 8:05/mi
25.2M
2:57:47
Rank: #5809 (-136)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:05:42
Rank: #5902 (-93)
25.2M → Finish
7:55 | 7:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:45
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:37:57
Pace7:28 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:0121:056:4721:05
6:47
-
10K
6.21 mi11:07:4641:506:4420:45
6:41
-0:06
15K
9.32 mi11:28:291:02:336:4320:43
6:40
-0:01
20K
12.43 mi11:49:091:23:136:4220:40
6:39
-0:01
Half
13.11 mi11:53:411:27:456:424:32
6:39
0:00
25K
15.53 mi12:09:561:44:006:4216:15
6:42
+0:03
30K
18.64 mi12:31:472:05:516:4521:51
7:02
+0:20
20M
20.00 mi12:41:582:16:026:4810:11
7:30
+0:28
21M
21.00 mi12:50:312:24:356:538:33
8:33
+1:03
35K
21.75 mi12:55:482:29:526:535:17
7:04
-1:29
23M
23.00 mi13:05:332:39:376:569:45
7:47
+0:43
24M
24.00 mi13:13:262:47:306:597:53
7:53
+0:06
40K
24.85 mi13:20:212:54:257:016:55
8:05
+0:12
25.2M
25.20 mi13:23:432:57:477:033:22
9:46
+1:41
Finish
26.22 mi13:31:383:05:427:057:55
7:46
-2:00

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

6:39 /mi

Average Pace

7:05 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:11:08

71% of race

Time at Slower Pace

54:34

29% of race

Average Pace: 7:05 /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 mi10:47:0121:056:4721:05
6:47
#6226
10K
6.21 mi11:07:4641:506:4420:45
6:41
#5701
15K
9.32 mi11:28:291:02:336:4320:43
6:40
#5365
20K
12.43 mi11:49:091:23:136:4220:40
6:39
#4965
Half
13.11 mi11:53:411:27:456:424:32
6:39
#4954
25K
15.53 mi12:09:561:44:006:4216:15
6:42
#4749
30K
18.64 mi12:31:472:05:516:4521:51
7:02
#4762
20M
20.00 mi12:41:582:16:026:4810:11
7:30
#4936
21M
21.00 mi12:50:312:24:356:538:33
8:33
#5315
35K
21.75 mi12:55:482:29:526:535:17
7:04
#5315
23M
23.00 mi13:05:332:39:376:569:45
7:47
#5443
24M
24.00 mi13:13:262:47:306:597:53
7:53
#5563
40K
24.85 mi13:20:212:54:257:016:55
8:05
#5673
25.2M
25.20 mi13:23:432:57:477:033:22
9:46
#5809
Finish
26.22 mi13:31:383:05:427:057:55
7:46
#5902
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi62265145144819(Top 17%)316(Top 3%)316(Top 6%)
10K6.21 mi3.10 mi5701+525426+88426+885172(Top 18%)356(Top 3%)356(Top 7%)
15K9.32 mi3.11 mi5365+336386+40386+404819(Top 17%)316(Top 3%)316(Top 6%)
20K12.43 mi3.11 mi4965+400334+52334+524054(Top 14%)239(Top 2%)239(Top 4%)
Half13.11 mi0.68 mi4954+11333+1333+14908(Top 17%)356(Top 3%)356(Top 7%)
25K15.53 mi2.42 mi4749+205319+14319+144183(Top 15%)287(Top 2%)287(Top 5%)
30K18.64 mi3.11 mi4762-13341-22341-224912(Top 17%)438(Top 4%)438(Top 8%)
20M20.00 mi1.36 mi4936-174368-27368-276978(Top 25%)1134(Top 9%)1134(Top 21%)
21M21.00 mi1.00 mi5315-379442-74442-7410806(Top 38%)2993(Top 24%)2993(Top 55%)
35K21.75 mi0.75 mi5315443-1443-15812(Top 20%)854(Top 7%)854(Top 16%)
23M23.00 mi1.25 mi5443-128479-36479-368500(Top 30%)2031(Top 17%)2031(Top 37%)
24M24.00 mi1.00 mi5563-120520-41520-4110441(Top 37%)3007(Top 25%)3007(Top 55%)
40K24.85 mi0.85 mi5673-110565-45565-4510785(Top 38%)3294(Top 27%)3294(Top 60%)
25.2M25.20 mi0.35 mi5809-136603-38603-3815917(Top 56%)6022(Top 49%)6022(Top 110%)
Finish26.22 mi1.02 mi5902-93642-39642-3911216(Top 39%)3552(Top 29%)3552(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4819

Females

316

F18-39

316

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5172

Females

356

F18-39

356

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4819

Females

316

F18-39

316

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4054

Females

239

F18-39

239

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4908

Females

356

F18-39

356

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4183

Females

287

F18-39

287

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4912

Females

438

F18-39

438

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6978

Females

1134

F18-39

1134

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10806

Females

2993

F18-39

2993

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5812

Females

854

F18-39

854

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8500

Females

2031

F18-39

2031

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

10441

Females

3007

F18-39

3007

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10785

Females

3294

F18-39

3294

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15917

Females

6022

F18-39

6022

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11216

Females

3552

F18-39

3552

Passing Analysis

Category:
Athletes Passed
1943
Passed By
1619
Net Change
+324
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6226
5K → 10K55126+525#6226#5701
10K → 15K35115+336#5701#5365
15K → 20K4077+400#5365#4965
20K → Half2413+11#4965#4954
Half → 25K22217+205#4954#4749
25K → 30K154167-13#4749#4762
30K → 20M37211-174#4762#4936
20M → 21M17396-379#4936#5315
21M → 35K47470#5315#5315
35K → 23M51179-128#5315#5443
23M → 24M17137-120#5443#5563
24M → 40K22132-110#5563#5673
40K → 25.2M11147-136#5673#5809
25.2M → Finish32125-93#5809#5902
TOTALS19431619+324
📊

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