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BOSTON MARATHON 2025

Laura Collins

DE

Bib: 25066 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:20/mi
29:01
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:35/mi
58:46
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:45/mi
1:29:02
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:58/mi
2:00:00
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:46/mi
2:06:40
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:18/mi
2:31:39
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:41/mi
3:04:51
↑ 181↓ 1480.2%
138 ft elev
20M
11:40/mi
3:20:42
↑ 64↓ 500.2%
148 ft elev
21M
11:26/mi
3:32:08
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:11/mi
3:39:45
↑ 17↓ 861.7%
156 ft elev
23M
10:35/mi
3:53:00
↑ 23↓ 630.6%
116 ft elev
24M
10:21/mi
4:03:21
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:21/mi
4:12:12
↓ 200.3%
20 ft elev
25.2M
10:52/mi
4:15:57
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:33/mi
4:25:41
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:06:409:40 /mi⚡ faster
2nd Half
2:19:0110:36 /mi+9.8%
Positive split — 9.8% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
29:019:203.11 mi29:01
9:20
-
10K
58:469:273.10 mi29:45
9:35
+0:15
15K
1:29:029:333.11 mi30:16
9:45
+0:10
20K
2:00:009:393.11 mi30:58
9:58
+0:13
Half(13.11 mi)
2:06:409:400.68 mi6:40
9:46
-0:12
25K
2:31:399:462.42 mi24:59
10:18
+0:32
30K
3:04:519:553.11 mi33:12
10:41
+0:23
20M
3:20:4210:021.36 mi15:51
11:40
+0:59
21M
3:32:0810:061.00 mi11:26
11:26
-0:14
35K
3:39:4510:060.75 mi7:37
10:11
-1:15
23M
3:53:0010:081.25 mi13:15
10:35
+0:24
24M
4:03:2110:081.00 mi10:21
10:21
-0:14
40K
4:12:1210:090.85 mi8:51
10:21
0:00
25.2M
4:15:5710:090.35 mi3:45
10:52
+0:31
Finish(26.22 mi)
4:25:4110:081.02 mi9:44
9:33
-1:19
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:20 /mi

Average Pace

10:08 /mi

Slowest Pace

11:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:16:24

51% of race

Time at Steady Pace

1:05:03

24% of race

Time at Slower Pace

1:04:14

24% of race

Average Pace: 10:08 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi23697953195312440598989898
10K3.10 mi24071-3749723-1929723-1922430598639863
15K3.11 mi24176-1059771-489771-482440598989898
20K3.11 mi24178-29792-219792-212416498099809
Half(13.11 mi)0.68 mi24192-149804-129804-122432598879887
25K2.42 mi24136+569781+239781+232397097229722
30K3.11 mi24016+1209739+429739+422336195349534
20M1.36 mi24091-759806-679806-67248141036610366
21M1.00 mi23999+929771+359771+352249592399239
35K0.75 mi23941+589752+199752+192240592429242
23M1.25 mi23826+1159705+479705+472223491909190
24M1.00 mi23771+559688+179688+172241693529352
40K0.85 mi23697+749669+199669+192155489648964
25.2M0.35 mi23657+409651+189651+182031683368336
Finish(26.22 mi)1.02 mi23563+949621+309621+302139188628862

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24405

Females

9898

F60-64

9898

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24305

Females

9863

F60-64

9863

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24405

Females

9898

F60-64

9898

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

24164

Females

9809

F60-64

9809

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

24325

Females

9887

F60-64

9887

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

23970

Females

9722

F60-64

9722

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

23361

Females

9534

F60-64

9534

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

24814

Females

10366

F60-64

10366

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22495

Females

9239

F60-64

9239

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22405

Females

9242

F60-64

9242

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22234

Females

9190

F60-64

9190

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

22416

Females

9352

F60-64

9352

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21554

Females

8964

F60-64

8964

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20316

Females

8336

F60-64

8336

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

21391

Females

8862

F60-64

8862

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#23697
5K → 10K
485111-374
#23697 → #24071
10K → 15K
208103-105
#24071 → #24176
15K → 20K
147145-2
#24176 → #24178
20K → Half
3420-14
#24178 → #24192
Half → 25K
80136+56
#24192 → #24136
25K → 30K
96216+120
#24136 → #24016
30K → 20M
13257-75
#24016 → #24091
20M → 21M
24116+92
#24091 → #23999
21M → 35K
1674+58
#23999 → #23941
35K → 23M
10125+115
#23941 → #23826
23M → 24M
1671+55
#23826 → #23771
24M → 40K
983+74
#23771 → #23697
40K → 25.2M
242+40
#23697 → #23657
25.2M → Finish
10104+94
#23657 → #23563
TOTALS
12691403+134
#23697 → #23563

Passing Visualized

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