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BOSTON MARATHON 2025

Jacqueline Coccimiglio

Bib: 18813•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 30%
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
7:42/mi
23:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:33/mi
47:23
↑ 79↓ 1380.4%
15K· 9.32 mi
7:36/mi
1:11:00
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:34:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:40:10
↑ 19↓ 370.5%
25K· 15.53 mi
7:44/mi
1:58:56
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:24:03
↑ 181↓ 1480.2%
20M
8:23/mi
2:35:26
↑ 64↓ 500.2%
21M
8:53/mi
2:44:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:50:08
↑ 17↓ 861.7%
23M
9:02/mi
3:01:26
↑ 23↓ 630.6%
24M
8:24/mi
3:09:50
↓ 821.3%
40K· 24.85 mi
8:31/mi
3:17:07
↓ 200.3%
25.2M
9:14/mi
3:20:18
↑ 13↓ 160.2%
Finish· 26.22 mi
7:56/mi
3:28:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:10
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:48:13
Pace8:15 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0423:567:4223:56
7:42
-
10K
6.21 mi11:38:3147:237:3823:27
7:33
-0:09
15K
9.32 mi12:02:081:11:007:3723:37
7:36
+0:03
20K
12.43 mi12:26:071:34:597:3923:59
7:43
+0:07
Half
13.11 mi12:31:181:40:107:385:11
7:36
-0:07
25K
15.53 mi12:50:041:58:567:3918:46
7:44
+0:08
30K
18.64 mi13:15:112:24:037:4425:07
8:05
+0:21
20M
20.00 mi13:26:342:35:267:4611:23
8:23
+0:18
21M
21.00 mi13:35:272:44:197:498:53
8:53
+0:30
35K
21.75 mi13:41:162:50:087:495:49
7:46
-1:07
23M
23.00 mi13:52:343:01:267:5311:18
9:02
+1:16
24M
24.00 mi14:00:583:09:507:558:24
8:24
-0:38
40K
24.85 mi14:08:153:17:077:567:17
8:31
+0:07
25.2M
25.20 mi14:11:263:20:187:573:11
9:14
+0:43
Finish
26.22 mi14:19:313:28:237:578:05
7:56
-1:18

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

7:33 /mi

Average Pace

7:57 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:15

25% of race

Time at Steady Pace

1:45:42

51% of race

Time at Slower Pace

50:26

24% of race

Average Pace: 7:57 /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 mi11:15:0423:567:4223:56
7:42
#14014
10K
6.21 mi11:38:3147:237:3823:27
7:33
#13278
15K
9.32 mi12:02:081:11:007:3723:37
7:36
#13019
20K
12.43 mi12:26:071:34:597:3923:59
7:43
#12871
Half
13.11 mi12:31:181:40:107:385:11
7:36
#12845
25K
15.53 mi12:50:041:58:567:3918:46
7:44
#12659
30K
18.64 mi13:15:112:24:037:4425:07
8:05
#12494
20M
20.00 mi13:26:342:35:267:4611:23
8:23
#12492
21M
21.00 mi13:35:272:44:197:498:53
8:53
#12497
35K
21.75 mi13:41:162:50:087:495:49
7:46
#12403
23M
23.00 mi13:52:343:01:267:5311:18
9:02
#12674
24M
24.00 mi14:00:583:09:507:558:24
8:24
#12713
40K
24.85 mi14:08:153:17:077:567:17
8:31
#12736
25.2M
25.20 mi14:11:263:20:187:573:11
9:14
#12744
Finish
26.22 mi14:19:313:28:237:578:05
7:56
#12704
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi140143917391712618(Top 44%)3230(Top 26%)3230(Top 188%)
10K6.21 mi3.10 mi13278+7363514+4033514+40312559(Top 44%)3126(Top 26%)3126(Top 182%)
15K9.32 mi3.11 mi13019+2593399+1153399+11512618(Top 44%)3230(Top 26%)3230(Top 188%)
20K12.43 mi3.11 mi12871+1483373+263373+2612606(Top 44%)3330(Top 27%)3330(Top 194%)
Half13.11 mi0.68 mi12845+263364+93364+912618(Top 44%)3302(Top 27%)3302(Top 192%)
25K15.53 mi2.42 mi12659+1863281+833281+8311895(Top 42%)3070(Top 25%)3070(Top 179%)
30K18.64 mi3.11 mi12494+1653267+143267+1411998(Top 42%)3294(Top 27%)3294(Top 192%)
20M20.00 mi1.36 mi12492+23303-363303-3613003(Top 46%)3974(Top 32%)3974(Top 231%)
21M21.00 mi1.00 mi12497-53337-343337-3412842(Top 45%)4039(Top 33%)4039(Top 235%)
35K21.75 mi0.75 mi12403+943315+223315+2210692(Top 38%)2963(Top 24%)2963(Top 172%)
23M23.00 mi1.25 mi12674-2713488-1733488-17316413(Top 58%)6118(Top 50%)6118(Top 356%)
24M24.00 mi1.00 mi12713-393535-473535-4713883(Top 49%)4750(Top 39%)4750(Top 276%)
40K24.85 mi0.85 mi12736-233583-483583-4813561(Top 48%)4727(Top 39%)4727(Top 275%)
25.2M25.20 mi0.35 mi12744-83597-143597-1413129(Top 46%)4548(Top 37%)4548(Top 265%)
Finish26.22 mi1.02 mi12704+403609-123609-1212440(Top 44%)4148(Top 34%)4148(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12618

Females

3230

F40-44

3230

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

12559

Females

3126

F40-44

3126

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12618

Females

3230

F40-44

3230

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12606

Females

3330

F40-44

3330

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12618

Females

3302

F40-44

3302

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11895

Females

3070

F40-44

3070

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11998

Females

3294

F40-44

3294

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13003

Females

3974

F40-44

3974

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12842

Females

4039

F40-44

4039

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10692

Females

2963

F40-44

2963

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

16413

Females

6118

F40-44

6118

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13883

Females

4750

F40-44

4750

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13561

Females

4727

F40-44

4727

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13129

Females

4548

F40-44

4548

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

12440

Females

4148

F40-44

4148

Passing Analysis

Category:
Athletes Passed
2668
Passed By
1358
Net Change
+1310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14014
5K → 10K79155+736#14014#13278
10K → 15K34990+259#13278#13019
15K → 20K282134+148#13019#12871
20K → Half4620+26#12871#12845
Half → 25K24357+186#12845#12659
25K → 30K311146+165#12659#12494
30K → 20M115113+2#12494#12492
20M → 21M104109-5#12492#12497
21M → 35K11117+94#12497#12403
35K → 23M55326-271#12403#12674
23M → 24M62101-39#12674#12713
24M → 40K7194-23#12713#12736
40K → 25.2M2735-8#12736#12744
25.2M → Finish10161+40#12744#12704
TOTALS26681358+1310
📊

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