Boston Marathon logo
BOSTON MARATHON 2025

Stephen Stiegel

Bib: 7665•M

NC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 22%
Masters (Masters Men)
#0 / 10463
Top 9%
Division (M45-49)
#0 / 2386
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #6390
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
42:05
Rank: #6031 (+359)
5K → 10K
20:55 | 6:44/mi
15K· 9.32 mi
1:02:57
Rank: #5739 (+292)
10K → 15K
20:52 | 6:43/mi
20K· 12.43 mi
1:23:49
Rank: #5421 (+318)
15K → 20K
20:52 | 6:43/mi
Half· 13.11 mi
1:28:23
Rank: #5395 (+26)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:42
Rank: #5151 (+244)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:06:06
Rank: #4862 (+289)
25K → 30K
21:24 | 6:53/mi
20M
2:15:16
Rank: #4626 (+236)
30K → 20M
9:10 | 6:45/mi
21M
2:22:17
Rank: #4411 (+215)
20M → 21M
7:01 | 7:01/mi
35K· 21.75 mi
2:27:14
Rank: #4323 (+88)
21M → 35K
4:57 | 6:37/mi
23M
2:35:51
Rank: #4199 (+124)
35K → 23M
8:37 | 6:53/mi
24M
2:42:30
Rank: #4094 (+105)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:48:20
Rank: #4019 (+75)
24M → 40K
5:50 | 6:49/mi
25.2M
2:50:49
Rank: #3968 (+51)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:57:20
Rank: #3835 (+133)
25.2M → Finish
6:31 | 6:24/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 Half⚖️ Balanced
Distance13.11 mi
Time1:28:23
Pace6:45 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:57
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3521:106:4921:10
6:49
-
10K
6.21 mi10:50:3042:056:4620:55
6:44
-0:05
15K
9.32 mi11:11:221:02:576:4520:52
6:43
-0:01
20K
12.43 mi11:32:141:23:496:4520:52
6:43
0:00
Half
13.11 mi11:36:481:28:236:454:34
6:42
-0:01
25K
15.53 mi11:53:071:44:426:4416:19
6:44
+0:02
30K
18.64 mi12:14:312:06:066:4621:24
6:53
+0:09
20M
20.00 mi12:23:412:15:166:469:10
6:45
-0:08
21M
21.00 mi12:30:422:22:176:477:01
7:01
+0:16
35K
21.75 mi12:35:392:27:146:464:57
6:37
-0:24
23M
23.00 mi12:44:162:35:516:478:37
6:53
+0:16
24M
24.00 mi12:50:552:42:306:466:39
6:39
-0:14
40K
24.85 mi12:56:452:48:206:465:50
6:49
+0:10
25.2M
25.20 mi12:59:142:50:496:472:29
7:12
+0:23
Finish
26.22 mi13:05:452:57:206:466:31
6:24
-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

6:24 /mi

Average Pace

6:46 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:51

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:29:3521:106:4921:10
6:49
#6390
10K
6.21 mi10:50:3042:056:4620:55
6:44
#6031
15K
9.32 mi11:11:221:02:576:4520:52
6:43
#5739
20K
12.43 mi11:32:141:23:496:4520:52
6:43
#5421
Half
13.11 mi11:36:481:28:236:454:34
6:42
#5395
25K
15.53 mi11:53:071:44:426:4416:19
6:44
#5151
30K
18.64 mi12:14:312:06:066:4621:24
6:53
#4862
20M
20.00 mi12:23:412:15:166:469:10
6:45
#4626
21M
21.00 mi12:30:422:22:176:477:01
7:01
#4411
35K
21.75 mi12:35:392:27:146:464:57
6:37
#4323
23M
23.00 mi12:44:162:35:516:478:37
6:53
#4199
24M
24.00 mi12:50:552:42:306:466:39
6:39
#4094
40K
24.85 mi12:56:452:48:206:465:50
6:49
#4019
25.2M
25.20 mi12:59:142:50:496:472:29
7:12
#3968
Finish
26.22 mi13:05:452:57:206:466:31
6:24
#3835
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6390582458245210(Top 18%)4816(Top 30%)4816(Top 202%)
10K6.21 mi3.10 mi6031+3595532+2925532+2925627(Top 20%)5167(Top 32%)5167(Top 217%)
15K9.32 mi3.11 mi5739+2925278+2545278+2545210(Top 18%)4816(Top 30%)4816(Top 202%)
20K12.43 mi3.11 mi5421+3185007+2715007+2714564(Top 16%)4242(Top 26%)4242(Top 178%)
Half13.11 mi0.68 mi5395+264985+224985+225141(Top 18%)4736(Top 29%)4736(Top 198%)
25K15.53 mi2.42 mi5151+2444773+2124773+2124330(Top 15%)4012(Top 25%)4012(Top 168%)
30K18.64 mi3.11 mi4862+2894496+2774496+2773991(Top 14%)3677(Top 23%)3677(Top 154%)
20M20.00 mi1.36 mi4626+2364290+2064290+2062669(Top 9%)2503(Top 16%)2503(Top 105%)
21M21.00 mi1.00 mi4411+2154096+1944096+1942325(Top 8%)2171(Top 13%)2171(Top 91%)
35K21.75 mi0.75 mi4323+884013+834013+833041(Top 11%)2796(Top 17%)2796(Top 117%)
23M23.00 mi1.25 mi4199+1243899+1143899+1143115(Top 11%)2845(Top 18%)2845(Top 119%)
24M24.00 mi1.00 mi4094+1053799+1003799+1002710(Top 10%)2484(Top 15%)2484(Top 104%)
40K24.85 mi0.85 mi4019+753727+723727+722945(Top 10%)2654(Top 16%)2654(Top 111%)
25.2M25.20 mi0.35 mi3968+513680+473680+472136(Top 8%)1925(Top 12%)1925(Top 81%)
Finish26.22 mi1.02 mi3835+1333554+1263554+1262286(Top 8%)2089(Top 13%)2089(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

5210

Males

4816

M45-49

4816

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5627

Males

5167

M45-49

5167

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

5210

Males

4816

M45-49

4816

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4564

Males

4242

M45-49

4242

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5141

Males

4736

M45-49

4736

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4330

Males

4012

M45-49

4012

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3991

Males

3677

M45-49

3677

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2669

Males

2503

M45-49

2503

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2325

Males

2171

M45-49

2171

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3041

Males

2796

M45-49

2796

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3115

Males

2845

M45-49

2845

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2710

Males

2484

M45-49

2484

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2945

Males

2654

M45-49

2654

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2136

Males

1925

M45-49

1925

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2286

Males

2089

M45-49

2089

Passing Analysis

Category:
Athletes Passed
2760
Passed By
205
Net Change
+2555
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6390
5K → 10K41859+359#6390#6031
10K → 15K31725+292#6031#5739
15K → 20K33416+318#5739#5421
20K → Half4014+26#5421#5395
Half → 25K25915+244#5395#5151
25K → 30K32334+289#5151#4862
30K → 20M2360+236#4862#4626
20M → 21M2172+215#4626#4411
21M → 35K946+88#4411#4323
35K → 23M1339+124#4323#4199
23M → 24M1105+105#4199#4094
24M → 40K816+75#4094#4019
40K → 25.2M565+51#4019#3968
25.2M → Finish1429+133#3968#3835
TOTALS2760205+2555
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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