Boston Marathon logo
BOSTON MARATHON 2025

Adam Tucker

Bib: 31942•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:03/mi
28:08
↑ 97↓ 3451.5%
10K· 6.21 mi
9:35/mi
57:55
↑ 79↓ 1380.4%
15K· 9.32 mi
9:53/mi
1:28:38
↑ 67↓ 78
20K· 12.43 mi
10:45/mi
2:02:03
↑ 106↓ 860.1%
Half· 13.11 mi
10:32/mi
2:09:14
↑ 19↓ 370.5%
25K· 15.53 mi
10:55/mi
2:35:41
↑ 66↓ 880.2%
30K· 18.64 mi
11:37/mi
3:11:46
↑ 181↓ 1480.2%
20M
11:21/mi
3:27:11
↑ 64↓ 500.2%
21M
12:42/mi
3:39:53
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
3:48:09
↑ 17↓ 861.7%
23M
11:02/mi
4:01:58
↑ 23↓ 630.6%
24M
11:26/mi
4:13:24
↓ 821.3%
40K· 24.85 mi
11:11/mi
4:22:58
↓ 200.3%
25.2M
12:37/mi
4:27:19
↑ 13↓ 160.2%
Finish· 26.22 mi
10:02/mi
4:37:32
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:14
Pace9:51 /mi
2nd Half
Distance13.11 mi
Time2:28:18
Pace11:19 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5628:089:0328:08
9:03
-
10K
6.21 mi12:19:4357:559:1929:47
9:35
+0:32
15K
9.32 mi12:50:261:28:389:3130:43
9:53
+0:18
20K
12.43 mi13:23:512:02:039:4933:25
10:45
+0:52
Half
13.11 mi13:31:022:09:149:517:11
10:32
-0:13
25K
15.53 mi13:57:292:35:4110:0126:27
10:55
+0:23
30K
18.64 mi14:33:343:11:4610:1736:05
11:37
+0:42
20M
20.00 mi14:48:593:27:1110:2215:25
11:21
-0:16
21M
21.00 mi15:01:413:39:5310:2812:42
12:42
+1:21
35K
21.75 mi15:09:573:48:0910:298:16
11:03
-1:39
23M
23.00 mi15:23:464:01:5810:3113:49
11:02
-0:01
24M
24.00 mi15:35:124:13:2410:3411:26
11:26
+0:24
40K
24.85 mi15:44:464:22:5810:359:34
11:11
-0:15
25.2M
25.20 mi15:49:074:27:1910:364:21
12:37
+1:26
Finish
26.22 mi15:59:204:37:3210:3610:13
10:02
-2:35

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

9:03 /mi

Average Pace

10:36 /mi

Slowest Pace

12:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:02

38% of race

Time at Steady Pace

1:58:22

43% of race

Time at Slower Pace

53:08

19% of race

Average Pace: 10:35 /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 mi11:49:5628:089:0328:08
9:03
#22665
10K
6.21 mi12:19:4357:559:1929:47
9:35
#23625
15K
9.32 mi12:50:261:28:389:3130:43
9:53
#24066
20K
12.43 mi13:23:512:02:039:4933:25
10:45
#24585
Half
13.11 mi13:31:022:09:149:517:11
10:32
#24650
25K
15.53 mi13:57:292:35:4110:0126:27
10:55
#24763
30K
18.64 mi14:33:343:11:4610:1736:05
11:37
#24842
20M
20.00 mi14:48:593:27:1110:2215:25
11:21
#24801
21M
21.00 mi15:01:413:39:5310:2812:42
12:42
#24798
35K
21.75 mi15:09:573:48:0910:298:16
11:03
#24793
23M
23.00 mi15:23:464:01:5810:3113:49
11:02
#24722
24M
24.00 mi15:35:124:13:2410:3411:26
11:26
#24745
40K
24.85 mi15:44:464:22:5810:359:34
11:11
#24704
25.2M
25.20 mi15:49:074:27:1910:364:21
12:37
#24700
Finish
26.22 mi15:59:204:37:3210:3610:13
10:02
#24658
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22665136111361124743(Top 87%)14598(Top 91%)14598(Top 259%)
10K6.21 mi3.10 mi23625-96014068-45714068-45724322(Top 86%)14385(Top 89%)14385(Top 255%)
15K9.32 mi3.11 mi24066-44114291-22314291-22324743(Top 87%)14598(Top 91%)14598(Top 259%)
20K12.43 mi3.11 mi24585-51914504-21314504-21325638(Top 90%)14960(Top 93%)14960(Top 265%)
Half13.11 mi0.68 mi24650-6514541-3714541-3725824(Top 91%)15023(Top 93%)15023(Top 266%)
25K15.53 mi2.42 mi24763-11314573-3214573-3225072(Top 88%)14676(Top 91%)14676(Top 260%)
30K18.64 mi3.11 mi24842-7914587-1414587-1425018(Top 88%)14534(Top 90%)14534(Top 258%)
20M20.00 mi1.36 mi24801+4114553+3414553+3424269(Top 85%)14113(Top 88%)14113(Top 250%)
21M21.00 mi1.00 mi24798+314547+614547+624673(Top 87%)14224(Top 88%)14224(Top 252%)
35K21.75 mi0.75 mi24793+514532+1514532+1524311(Top 86%)14024(Top 87%)14024(Top 249%)
23M23.00 mi1.25 mi24722+7114483+4914483+4923311(Top 82%)13487(Top 84%)13487(Top 239%)
24M24.00 mi1.00 mi24745-2314473+1014473+1024780(Top 87%)14191(Top 88%)14191(Top 252%)
40K24.85 mi0.85 mi24704+4114443+3014443+3023539(Top 83%)13523(Top 84%)13523(Top 240%)
25.2M25.20 mi0.35 mi24700+414436+714436+724407(Top 86%)13967(Top 87%)13967(Top 248%)
Finish26.22 mi1.02 mi24658+4214412+2414412+2423012(Top 81%)13291(Top 83%)13291(Top 236%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

24743

Males

14598

M18-39

14598

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24322

Males

14385

M18-39

14385

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

24743

Males

14598

M18-39

14598

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25638

Males

14960

M18-39

14960

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25824

Males

15023

M18-39

15023

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

25072

Males

14676

M18-39

14676

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

25018

Males

14534

M18-39

14534

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24269

Males

14113

M18-39

14113

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

24673

Males

14224

M18-39

14224

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

24311

Males

14024

M18-39

14024

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23311

Males

13487

M18-39

13487

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24780

Males

14191

M18-39

14191

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23539

Males

13523

M18-39

13523

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24407

Males

13967

M18-39

13967

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

23012

Males

13291

M18-39

13291

Passing Analysis

Category:
Athletes Passed
714
Passed By
2707
Net Change
-1993
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22665
5K → 10K34994-960#22665#23625
10K → 15K60501-441#23625#24066
15K → 20K32551-519#24066#24585
20K → Half1075-65#24585#24650
Half → 25K63176-113#24650#24763
25K → 30K111190-79#24763#24842
30K → 20M7635+41#24842#24801
20M → 21M4643+3#24801#24798
21M → 35K3732+5#24798#24793
35K → 23M8514+71#24793#24722
23M → 24M3760-23#24722#24745
24M → 40K5413+41#24745#24704
40K → 25.2M1410+4#24704#24700
25.2M → Finish5513+42#24700#24658
TOTALS7142707-1993
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing