Boston Marathon logo
BOSTON MARATHON 2025

Adrian Alday

Bib: 7013•M

MD

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 29%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #5487
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
41:40
Rank: #5415 (+72)
5K → 10K
20:50 | 6:42/mi
15K· 9.32 mi
1:02:34
Rank: #5374 (+41)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:23:39
Rank: #5276 (+98)
15K → 20K
21:05 | 6:47/mi
Half· 13.11 mi
1:28:09
Rank: #5205 (+71)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:44:45
Rank: #5199 (+6)
Half → 25K
16:36 | 6:51/mi
30K· 18.64 mi
2:06:57
Rank: #5252 (-53)
25K → 30K
22:12 | 7:09/mi
20M
2:16:43
Rank: #5234 (+18)
30K → 20M
9:46 | 7:11/mi
21M
2:24:19
Rank: #5210 (+24)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:29:30
Rank: #5178 (+32)
21M → 35K
5:11 | 6:56/mi
23M
2:38:38
Rank: #5170 (+8)
35K → 23M
9:08 | 7:18/mi
24M
2:45:42
Rank: #5138 (+32)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
2:52:01
Rank: #5143 (-5)
24M → 40K
6:19 | 7:23/mi
25.2M
2:54:52
Rank: #5147 (-4)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:02:32
Rank: #5223 (-76)
25.2M → Finish
7:40 | 7:31/mi

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
Time1:28:09
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:34:23
Pace7:12 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2220:506:4220:50
6:42
-
10K
6.21 mi11:13:1241:406:4220:50
6:42
0:00
15K
9.32 mi11:34:061:02:346:4320:54
6:44
+0:02
20K
12.43 mi11:55:111:23:396:4421:05
6:47
+0:03
Half
13.11 mi11:59:411:28:096:434:30
6:36
-0:11
25K
15.53 mi12:16:171:44:456:4516:36
6:51
+0:15
30K
18.64 mi12:38:292:06:576:4922:12
7:09
+0:18
20M
20.00 mi12:48:152:16:436:509:46
7:11
+0:02
21M
21.00 mi12:55:512:24:196:527:36
7:36
+0:25
35K
21.75 mi13:01:022:29:306:525:11
6:56
-0:40
23M
23.00 mi13:10:102:38:386:549:08
7:18
+0:22
24M
24.00 mi13:17:142:45:426:547:04
7:04
-0:14
40K
24.85 mi13:23:332:52:016:556:19
7:23
+0:19
25.2M
25.20 mi13:26:242:54:526:562:51
8:16
+0:53
Finish
26.22 mi13:34:043:02:326:587:40
7:31
-0:45

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

6:36 /mi

Average Pace

6:58 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:45

57% of race

Time at Steady Pace

44:13

24% of race

Time at Slower Pace

33:34

18% of race

Average Pace: 6:58 /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 mi10:52:2220:506:4220:50
6:42
#5487
10K
6.21 mi11:13:1241:406:4220:50
6:42
#5415
15K
9.32 mi11:34:061:02:346:4320:54
6:44
#5374
20K
12.43 mi11:55:111:23:396:4421:05
6:47
#5276
Half
13.11 mi11:59:411:28:096:434:30
6:36
#5205
25K
15.53 mi12:16:171:44:456:4516:36
6:51
#5199
30K
18.64 mi12:38:292:06:576:4922:12
7:09
#5252
20M
20.00 mi12:48:152:16:436:509:46
7:11
#5234
21M
21.00 mi12:55:512:24:196:527:36
7:36
#5210
35K
21.75 mi13:01:022:29:306:525:11
6:56
#5178
23M
23.00 mi13:10:102:38:386:549:08
7:18
#5170
24M
24.00 mi13:17:142:45:426:547:04
7:04
#5138
40K
24.85 mi13:23:332:52:016:556:19
7:23
#5143
25.2M
25.20 mi13:26:242:54:526:562:51
8:16
#5147
Finish
26.22 mi13:34:043:02:326:587:40
7:31
#5223
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5487508950895330(Top 19%)4918(Top 31%)4918(Top 87%)
10K6.21 mi3.10 mi5415+725014+755014+755376(Top 19%)4968(Top 31%)4968(Top 88%)
15K9.32 mi3.11 mi5374+414976+384976+385330(Top 19%)4918(Top 31%)4918(Top 87%)
20K12.43 mi3.11 mi5276+984888+884888+885156(Top 18%)4751(Top 30%)4751(Top 84%)
Half13.11 mi0.68 mi5205+714827+614827+614357(Top 15%)4079(Top 25%)4079(Top 72%)
25K15.53 mi2.42 mi5199+64813+144813+145238(Top 18%)4800(Top 30%)4800(Top 85%)
30K18.64 mi3.11 mi5252-534826-134826-135571(Top 20%)4989(Top 31%)4989(Top 88%)
20M20.00 mi1.36 mi5234+184799+274799+275121(Top 18%)4570(Top 28%)4570(Top 81%)
21M21.00 mi1.00 mi5210+244778+214778+215110(Top 18%)4456(Top 28%)4456(Top 79%)
35K21.75 mi0.75 mi5178+324743+354743+354895(Top 17%)4307(Top 27%)4307(Top 76%)
23M23.00 mi1.25 mi5170+84727+164727+165420(Top 19%)4609(Top 29%)4609(Top 82%)
24M24.00 mi1.00 mi5138+324688+394688+394998(Top 18%)4255(Top 26%)4255(Top 75%)
40K24.85 mi0.85 mi5143-54679+94679+96096(Top 21%)4896(Top 30%)4896(Top 87%)
25.2M25.20 mi0.35 mi5147-44677+24677+27337(Top 26%)5502(Top 34%)5502(Top 98%)
Finish26.22 mi1.02 mi5223-764735-584735-589303(Top 33%)6589(Top 41%)6589(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5330

Males

4918

M18-39

4918

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5376

Males

4968

M18-39

4968

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5330

Males

4918

M18-39

4918

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5156

Males

4751

M18-39

4751

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4357

Males

4079

M18-39

4079

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5238

Males

4800

M18-39

4800

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5571

Males

4989

M18-39

4989

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5121

Males

4570

M18-39

4570

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5110

Males

4456

M18-39

4456

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4895

Males

4307

M18-39

4307

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5420

Males

4609

M18-39

4609

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4998

Males

4255

M18-39

4255

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

6096

Males

4896

M18-39

4896

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7337

Males

5502

M18-39

5502

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9303

Males

6589

M18-39

6589

Passing Analysis

Category:
Athletes Passed
1352
Passed By
1088
Net Change
+264
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5487
5K → 10K225153+72#5487#5415
10K → 15K14099+41#5415#5374
15K → 20K17072+98#5374#5276
20K → Half765+71#5276#5205
Half → 25K111105+6#5205#5199
25K → 30K146199-53#5199#5252
30K → 20M8769+18#5252#5234
20M → 21M9571+24#5234#5210
21M → 35K5523+32#5210#5178
35K → 23M9587+8#5178#5170
23M → 24M6634+32#5170#5138
24M → 40K4853-5#5138#5143
40K → 25.2M1721-4#5143#5147
25.2M → Finish2197-76#5147#5223
TOTALS13521088+264
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing