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BOSTON MARATHON 2025

Laura Spescha

Bib: 23268•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 47%
Masters (Masters Women)
#0 / 6759
Top 35%
Division (F55-59)
#0 / 994
Top 15%
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
8:24/mi
26:05
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
52:19
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:18:22
↑ 67↓ 78
20K· 12.43 mi
8:29/mi
1:44:43
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:50:21
↑ 19↓ 370.5%
25K· 15.53 mi
8:26/mi
2:10:47
↑ 66↓ 880.2%
30K· 18.64 mi
8:38/mi
2:37:37
↑ 181↓ 1480.2%
20M
8:39/mi
2:49:22
↑ 64↓ 500.2%
21M
9:10/mi
2:58:32
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
3:04:42
↑ 17↓ 861.7%
23M
8:34/mi
3:15:26
↑ 23↓ 630.6%
24M
8:18/mi
3:23:44
↓ 821.3%
40K· 24.85 mi
8:28/mi
3:30:58
↓ 200.3%
25.2M
9:23/mi
3:34:12
↑ 13↓ 160.2%
Finish· 26.22 mi
8:29/mi
3:42:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:21
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:52:30
Pace8:35 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:0926:058:2426:05
8:24
-
10K
6.21 mi11:53:2352:198:2526:14
8:27
+0:03
15K
9.32 mi12:19:261:18:228:2426:03
8:23
-0:04
20K
12.43 mi12:45:471:44:438:2626:21
8:29
+0:06
Half
13.11 mi12:51:251:50:218:255:38
8:15
-0:14
25K
15.53 mi13:11:512:10:478:2520:26
8:26
+0:11
30K
18.64 mi13:38:412:37:378:2726:50
8:38
+0:12
20M
20.00 mi13:50:262:49:228:2811:45
8:39
+0:01
21M
21.00 mi13:59:362:58:328:309:10
9:10
+0:31
35K
21.75 mi14:05:463:04:428:306:10
8:15
-0:55
23M
23.00 mi14:16:303:15:268:3010:44
8:34
+0:19
24M
24.00 mi14:24:483:23:448:298:18
8:18
-0:16
40K
24.85 mi14:32:023:30:588:297:14
8:28
+0:10
25.2M
25.20 mi14:35:163:34:128:303:14
9:23
+0:55
Finish
26.22 mi14:43:553:42:518:308:39
8:29
-0:54

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

8:15 /mi

Average Pace

8:30 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:30:27

94% of race

Time at Steady Pace

12:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:30 /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 mi11:27:0926:058:2426:05
8:24
#19288
10K
6.21 mi11:53:2352:198:2526:14
8:27
#19363
15K
9.32 mi12:19:261:18:228:2426:03
8:23
#19074
20K
12.43 mi12:45:471:44:438:2626:21
8:29
#18808
Half
13.11 mi12:51:251:50:218:255:38
8:15
#18753
25K
15.53 mi13:11:512:10:478:2520:26
8:26
#18399
30K
18.64 mi13:38:412:37:378:2726:50
8:38
#17824
20M
20.00 mi13:50:262:49:228:2811:45
8:39
#17570
21M
21.00 mi13:59:362:58:328:309:10
9:10
#17371
35K
21.75 mi14:05:463:04:428:306:10
8:15
#17222
23M
23.00 mi14:16:303:15:268:3010:44
8:34
#16996
24M
24.00 mi14:24:483:23:448:298:18
8:18
#16822
40K
24.85 mi14:32:023:30:588:297:14
8:28
#16659
25.2M
25.20 mi14:35:163:34:128:303:14
9:23
#16619
Finish
26.22 mi14:43:553:42:518:308:39
8:29
#16589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi192887072707218609(Top 66%)6662(Top 54%)6662(Top 670%)
10K6.21 mi3.10 mi19363-757098-267098-2619472(Top 69%)7151(Top 58%)7151(Top 719%)
15K9.32 mi3.11 mi19074+2896950+1486950+14818609(Top 66%)6662(Top 54%)6662(Top 670%)
20K12.43 mi3.11 mi18808+2666794+1566794+15618109(Top 64%)6399(Top 52%)6399(Top 644%)
Half13.11 mi0.68 mi18753+556762+326762+3217681(Top 62%)6135(Top 50%)6135(Top 617%)
25K15.53 mi2.42 mi18399+3546578+1846578+18416745(Top 59%)5719(Top 47%)5719(Top 575%)
30K18.64 mi3.11 mi17824+5756302+2766302+27615615(Top 55%)5242(Top 43%)5242(Top 527%)
20M20.00 mi1.36 mi17570+2546186+1166186+11614735(Top 52%)4910(Top 40%)4910(Top 494%)
21M21.00 mi1.00 mi17371+1996098+886098+8814469(Top 51%)4881(Top 40%)4881(Top 491%)
35K21.75 mi0.75 mi17222+1496033+656033+6513958(Top 49%)4670(Top 38%)4670(Top 470%)
23M23.00 mi1.25 mi16996+2265931+1025931+10213791(Top 49%)4700(Top 38%)4700(Top 473%)
24M24.00 mi1.00 mi16822+1745855+765855+7613305(Top 47%)4480(Top 37%)4480(Top 451%)
40K24.85 mi0.85 mi16659+1635790+655790+6513236(Top 47%)4581(Top 37%)4581(Top 461%)
25.2M25.20 mi0.35 mi16619+405772+185772+1813976(Top 49%)5019(Top 41%)5019(Top 505%)
Finish26.22 mi1.02 mi16589+305779-75779-716167(Top 57%)6111(Top 50%)6111(Top 615%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

18609

Females

6662

F55-59

6662

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19472

Females

7151

F55-59

7151

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

18609

Females

6662

F55-59

6662

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

18109

Females

6399

F55-59

6399

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

17681

Females

6135

F55-59

6135

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

16745

Females

5719

F55-59

5719

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

15615

Females

5242

F55-59

5242

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

14735

Females

4910

F55-59

4910

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14469

Females

4881

F55-59

4881

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13958

Females

4670

F55-59

4670

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13791

Females

4700

F55-59

4700

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

13305

Females

4480

F55-59

4480

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13236

Females

4581

F55-59

4581

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13976

Females

5019

F55-59

5019

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16167

Females

6111

F55-59

6111

Passing Analysis

Category:
Athletes Passed
3342
Passed By
643
Net Change
+2699
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19288
5K → 10K218293-75#19288#19363
10K → 15K36879+289#19363#19074
15K → 20K33670+266#19074#18808
20K → Half6914+55#18808#18753
Half → 25K36915+354#18753#18399
25K → 30K59318+575#18399#17824
30K → 20M2606+254#17824#17570
20M → 21M22223+199#17570#17371
21M → 35K16213+149#17371#17222
35K → 23M23913+226#17222#16996
23M → 24M18410+174#16996#16822
24M → 40K17714+163#16822#16659
40K → 25.2M5212+40#16659#16619
25.2M → Finish9363+30#16619#16589
TOTALS3342643+2699
📊

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