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BOSTON MARATHON 2025

Andrew Gasparrini

Bib: 792•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Division (M18-39)
#0 / 5642
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:04
Rank: #639
Start → 5K
18:04 | 5:49/mi
10K· 6.21 mi
36:11
Rank: #638 (+1)
5K → 10K
18:07 | 5:50/mi
15K· 9.32 mi
54:27
Rank: #639 (-1)
10K → 15K
18:16 | 5:53/mi
20K· 12.43 mi
1:12:42
Rank: #614 (+25)
15K → 20K
18:15 | 5:52/mi
Half· 13.11 mi
1:16:42
Rank: #617 (-3)
20K → Half
4:00 | 5:52/mi
25K· 15.53 mi
1:30:58
Rank: #593 (+24)
Half → 25K
14:16 | 5:53/mi
30K· 18.64 mi
1:49:26
Rank: #541 (+52)
25K → 30K
18:28 | 5:57/mi
20M
1:57:40
Rank: #524 (+17)
30K → 20M
8:14 | 6:04/mi
21M
2:04:01
Rank: #511 (+13)
20M → 21M
6:21 | 6:21/mi
35K· 21.75 mi
2:08:28
Rank: #510 (+1)
21M → 35K
4:27 | 5:57/mi
23M
2:16:08
Rank: #498 (+12)
35K → 23M
7:40 | 6:07/mi
24M
2:22:08
Rank: #492 (+6)
23M → 24M
6:00 | 6:00/mi
40K· 24.85 mi
2:27:21
Rank: #480 (+12)
24M → 40K
5:13 | 6:06/mi
25.2M
2:29:35
Rank: #467 (+13)
40K → 25.2M
2:14 | 6:29/mi
Finish· 26.22 mi
2:35:23
Rank: #455 (+12)
25.2M → Finish
5:48 | 5:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:42
Pace5:51 /mi
2nd Half
Distance13.11 mi
Time1:18:41
Pace6:00 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1918:045:4918:04
5:49
-
10K
6.21 mi10:36:2636:115:4918:07
5:50
+0:01
15K
9.32 mi10:54:4254:275:5118:16
5:53
+0:03
20K
12.43 mi11:12:571:12:425:5118:15
5:52
-0:01
Half
13.11 mi11:16:571:16:425:514:00
5:52
0:00
25K
15.53 mi11:31:131:30:585:5114:16
5:53
+0:01
30K
18.64 mi11:49:411:49:265:5218:28
5:57
+0:04
20M
20.00 mi11:57:551:57:405:538:14
6:04
+0:07
21M
21.00 mi12:04:162:04:015:546:21
6:21
+0:17
35K
21.75 mi12:08:432:08:285:544:27
5:57
-0:24
23M
23.00 mi12:16:232:16:085:557:40
6:07
+0:10
24M
24.00 mi12:22:232:22:085:556:00
6:00
-0:07
40K
24.85 mi12:27:362:27:215:565:13
6:06
+0:06
25.2M
25.20 mi12:29:502:29:355:562:14
6:29
+0:23
Finish
26.22 mi12:35:382:35:235:565:48
5:41
-0:48

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

5:41 /mi

Average Pace

5:56 /mi

Slowest Pace

6:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:48

94% of race

Time at Steady Pace

8:35

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:56 /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 mi10:18:1918:045:4918:04
5:49
#639
10K
6.21 mi10:36:2636:115:4918:07
5:50
#638
15K
9.32 mi10:54:4254:275:5118:16
5:53
#639
20K
12.43 mi11:12:571:12:425:5118:15
5:52
#614
Half
13.11 mi11:16:571:16:425:514:00
5:52
#617
25K
15.53 mi11:31:131:30:585:5114:16
5:53
#593
30K
18.64 mi11:49:411:49:265:5218:28
5:57
#541
20M
20.00 mi11:57:551:57:405:538:14
6:04
#524
21M
21.00 mi12:04:162:04:015:546:21
6:21
#511
35K
21.75 mi12:08:432:08:285:544:27
5:57
#510
23M
23.00 mi12:16:232:16:085:557:40
6:07
#498
24M
24.00 mi12:22:232:22:085:556:00
6:00
#492
40K
24.85 mi12:27:362:27:215:565:13
6:06
#480
25.2M
25.20 mi12:29:502:29:355:562:14
6:29
#467
Finish
26.22 mi12:35:382:35:235:565:48
5:41
#455
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi639592592712(Top 3%)664(Top 4%)664(Top 12%)
10K6.21 mi3.10 mi638+1592592666(Top 2%)622(Top 4%)622(Top 11%)
15K9.32 mi3.11 mi639-1594-2594-2712(Top 3%)664(Top 4%)664(Top 12%)
20K12.43 mi3.11 mi614+25568+26568+26562(Top 2%)519(Top 3%)519(Top 9%)
Half13.11 mi0.68 mi617-3571-3571-3704(Top 2%)658(Top 4%)658(Top 12%)
25K15.53 mi2.42 mi593+24548+23548+23539(Top 2%)498(Top 3%)498(Top 9%)
30K18.64 mi3.11 mi541+52496+52496+52421(Top 1%)390(Top 2%)390(Top 7%)
20M20.00 mi1.36 mi524+17479+17479+17466(Top 2%)436(Top 3%)436(Top 8%)
21M21.00 mi1.00 mi511+13469+10469+10431(Top 2%)406(Top 3%)406(Top 7%)
35K21.75 mi0.75 mi510+1468+1468+1604(Top 2%)563(Top 3%)563(Top 10%)
23M23.00 mi1.25 mi498+12457+11457+11522(Top 2%)492(Top 3%)492(Top 9%)
24M24.00 mi1.00 mi492+6452+5452+5574(Top 2%)537(Top 3%)537(Top 10%)
40K24.85 mi0.85 mi480+12441+11441+11539(Top 2%)502(Top 3%)502(Top 9%)
25.2M25.20 mi0.35 mi467+13430+11430+11407(Top 1%)374(Top 2%)374(Top 7%)
Finish26.22 mi1.02 mi455+12419+11419+11352(Top 1%)329(Top 2%)329(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

712

Males

664

M18-39

664

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

666

Males

622

M18-39

622

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

712

Males

664

M18-39

664

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

562

Males

519

M18-39

519

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

704

Males

658

M18-39

658

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

539

Males

498

M18-39

498

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

421

Males

390

M18-39

390

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

466

Males

436

M18-39

436

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

431

Males

406

M18-39

406

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

604

Males

563

M18-39

563

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

522

Males

492

M18-39

492

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

574

Males

537

M18-39

537

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

539

Males

502

M18-39

502

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

407

Males

374

M18-39

374

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

352

Males

329

M18-39

329

Passing Analysis

Category:
Athletes Passed
301
Passed By
117
Net Change
+184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#639
5K → 10K3029+1#639#638
10K → 15K1718-1#638#639
15K → 20K4015+25#639#614
20K → Half36-3#614#617
Half → 25K295+24#617#593
25K → 30K597+52#593#541
30K → 20M203+17#541#524
20M → 21M174+13#524#511
21M → 35K109+1#511#510
35K → 23M208+12#510#498
23M → 24M126+6#498#492
24M → 40K153+12#492#480
40K → 25.2M130+13#480#467
25.2M → Finish164+12#467#455
TOTALS301117+184
📊

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