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BOSTON MARATHON 2025

Nicole Di Spirito

Bib: 13534•F

BC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Division (F18-39)
#0 / 5469
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:23/mi
22:57
↑ 97↓ 3451.5%
10K· 6.21 mi
7:29/mi
46:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:31/mi
1:09:34
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:32:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:07/mi
1:37:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:55:17
↑ 66↓ 880.2%
30K· 18.64 mi
7:35/mi
2:18:51
↑ 181↓ 1480.2%
20M
7:49/mi
2:29:29
↑ 64↓ 500.2%
21M
8:20/mi
2:37:49
↑ 106↓ 241.6%
35K· 21.75 mi
9:07/mi
2:44:38
↑ 17↓ 861.7%
23M
8:07/mi
2:54:48
↑ 23↓ 630.6%
24M
7:49/mi
3:02:37
↓ 821.3%
40K· 24.85 mi
8:03/mi
3:09:30
↓ 200.3%
25.2M
8:36/mi
3:12:28
↑ 13↓ 160.2%
Finish· 26.22 mi
7:19/mi
3:19:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:23
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:42:32
Pace7:49 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1122:577:2322:57
7:23
-
10K
6.21 mi11:15:2746:137:2623:16
7:29
+0:06
15K
9.32 mi11:38:481:09:347:2823:21
7:31
+0:02
20K
12.43 mi12:01:461:32:327:2722:58
7:24
-0:07
Half
13.11 mi12:06:371:37:237:264:51
7:07
-0:17
25K
15.53 mi12:24:311:55:177:2517:54
7:23
+0:16
30K
18.64 mi12:48:052:18:517:2723:34
7:35
+0:12
20M
20.00 mi12:58:432:29:297:2810:38
7:49
+0:14
21M
21.00 mi13:07:032:37:497:318:20
8:20
+0:31
35K
21.75 mi13:13:522:44:387:346:49
9:07
+0:47
23M
23.00 mi13:24:022:54:487:3610:10
8:07
-1:00
24M
24.00 mi13:31:513:02:377:377:49
7:49
-0:18
40K
24.85 mi13:38:443:09:307:376:53
8:03
+0:14
25.2M
25.20 mi13:41:423:12:287:382:58
8:36
+0:33
Finish
26.22 mi13:49:093:19:557:387:27
7:19
-1:17

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

7:07 /mi

Average Pace

7:38 /mi

Slowest Pace

9:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:18

6% of race

Time at Steady Pace

2:32:27

76% of race

Time at Slower Pace

35:10

18% of race

Average Pace: 7:37 /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 mi10:52:1122:577:2322:57
7:23
#11214
10K
6.21 mi11:15:2746:137:2623:16
7:29
#11597
15K
9.32 mi11:38:481:09:347:2823:21
7:31
#11664
20K
12.43 mi12:01:461:32:327:2722:58
7:24
#11187
Half
13.11 mi12:06:371:37:237:264:51
7:07
#11017
25K
15.53 mi12:24:311:55:177:2517:54
7:23
#10622
30K
18.64 mi12:48:052:18:517:2723:34
7:35
#10141
20M
20.00 mi12:58:432:29:297:2810:38
7:49
#9993
21M
21.00 mi13:07:032:37:497:318:20
8:20
#9939
35K
21.75 mi13:13:522:44:387:346:49
9:07
#10369
23M
23.00 mi13:24:022:54:487:3610:10
8:07
#10345
24M
24.00 mi13:31:513:02:377:377:49
7:49
#10301
40K
24.85 mi13:38:443:09:307:376:53
8:03
#10272
25.2M
25.20 mi13:41:423:12:287:382:58
8:36
#10247
Finish
26.22 mi13:49:093:19:557:387:27
7:19
#10120
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi112142381238111904(Top 42%)2847(Top 23%)2847(Top 52%)
10K6.21 mi3.10 mi11597-3832601-2202601-22012010(Top 42%)2821(Top 23%)2821(Top 52%)
15K9.32 mi3.11 mi11664-672656-552656-5511904(Top 42%)2847(Top 23%)2847(Top 52%)
20K12.43 mi3.11 mi11187+4772447+2092447+2099859(Top 35%)1899(Top 16%)1899(Top 35%)
Half13.11 mi0.68 mi11017+1702346+1012346+1018446(Top 30%)1284(Top 11%)1284(Top 23%)
25K15.53 mi2.42 mi10622+3952194+1522194+1529041(Top 32%)1657(Top 14%)1657(Top 30%)
30K18.64 mi3.11 mi10141+4812036+1582036+1588363(Top 29%)1541(Top 13%)1541(Top 28%)
20M20.00 mi1.36 mi9993+1481984+521984+529213(Top 32%)2083(Top 17%)2083(Top 38%)
21M21.00 mi1.00 mi9939+541996-121996-129459(Top 33%)2355(Top 19%)2355(Top 43%)
35K21.75 mi0.75 mi10369-4302248-2522248-25218776(Top 66%)7327(Top 60%)7327(Top 134%)
23M23.00 mi1.25 mi10345+242283-352283-3510875(Top 38%)3162(Top 26%)3162(Top 58%)
24M24.00 mi1.00 mi10301+442286-32286-39947(Top 35%)2777(Top 23%)2777(Top 51%)
40K24.85 mi0.85 mi10272+292314-282314-2810571(Top 37%)3195(Top 26%)3195(Top 58%)
25.2M25.20 mi0.35 mi10247+252315-12315-19476(Top 33%)2753(Top 23%)2753(Top 50%)
Finish26.22 mi1.02 mi10120+1272282+332282+337886(Top 28%)2027(Top 17%)2027(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11904

Females

2847

F18-39

2847

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

12010

Females

2821

F18-39

2821

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11904

Females

2847

F18-39

2847

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9859

Females

1899

F18-39

1899

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8446

Females

1284

F18-39

1284

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

9041

Females

1657

F18-39

1657

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

8363

Females

1541

F18-39

1541

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

9213

Females

2083

F18-39

2083

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

9459

Females

2355

F18-39

2355

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

18776

Females

7327

F18-39

7327

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10875

Females

3162

F18-39

3162

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9947

Females

2777

F18-39

2777

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10571

Females

3195

F18-39

3195

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9476

Females

2753

F18-39

2753

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7886

Females

2027

F18-39

2027

Passing Analysis

Category:
Athletes Passed
2692*
Passed By
1594
Net Change
+1094
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11214
5K → 10K111494-383#11214#11597
10K → 15K154221-67#11597#11664
15K → 20K50326+477#11664#11187
20K → Half1733+170#11187#11017
Half → 25K40510+395#11017#10622
25K → 30K51230+481#10622#10141
30K → 20M190*42+148#10141#9993
20M → 21M13176+54#9993#9939
21M → 35K9437-430#9939#10369
35K → 23M11692+24#10369#10345
23M → 24M9753+44#10345#10301
24M → 40K9061+29#10301#10272
40K → 25.2M5227+25#10272#10247
25.2M → Finish14922+127#10247#10120
TOTALS2692*1594+1094

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

📊

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