Boston Marathon logo
BOSTON MARATHON 2025

Eric Hess

Bib: 3811•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M40-44)
#0 / 2247
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:06
Rank: #3593
Start → 5K
20:06 | 6:28/mi
10K· 6.21 mi
40:10
Rank: #3501 (+92)
5K → 10K
20:04 | 6:28/mi
15K· 9.32 mi
1:00:09
Rank: #3341 (+160)
10K → 15K
19:59 | 6:26/mi
20K· 12.43 mi
1:20:15
Rank: #3211 (+130)
15K → 20K
20:06 | 6:28/mi
Half· 13.11 mi
1:24:39
Rank: #3215 (-4)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:31
Rank: #3196 (+19)
Half → 25K
15:52 | 6:33/mi
30K· 18.64 mi
2:01:14
Rank: #3063 (+133)
25K → 30K
20:43 | 6:40/mi
20M
2:10:18
Rank: #2959 (+104)
30K → 20M
9:04 | 6:40/mi
21M
2:17:12
Rank: #2860 (+99)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:21:52
Rank: #2775 (+85)
21M → 35K
4:40 | 6:14/mi
23M
2:30:01
Rank: #2643 (+132)
35K → 23M
8:09 | 6:31/mi
24M
2:36:14
Rank: #2517 (+126)
23M → 24M
6:13 | 6:13/mi
40K· 24.85 mi
2:41:30
Rank: #2397 (+120)
24M → 40K
5:16 | 6:10/mi
25.2M
2:43:47
Rank: #2332 (+65)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:49:46
Rank: #2225 (+107)
25.2M → Finish
5:59 | 5:52/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
Time1:24:39
Pace6:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:07
Pace6:30 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1620:066:2820:06
6:28
-
10K
6.21 mi10:43:2040:106:2820:04
6:28
0:00
15K
9.32 mi11:03:191:00:096:2719:59
6:26
-0:02
20K
12.43 mi11:23:251:20:156:2720:06
6:28
+0:02
Half
13.11 mi11:27:491:24:396:274:24
6:27
-0:01
25K
15.53 mi11:43:411:40:316:2815:52
6:33
+0:06
30K
18.64 mi12:04:242:01:146:3020:43
6:40
+0:07
20M
20.00 mi12:13:282:10:186:319:04
6:40
0:00
21M
21.00 mi12:20:222:17:126:326:54
6:54
+0:14
35K
21.75 mi12:25:022:21:526:314:40
6:14
-0:40
23M
23.00 mi12:33:112:30:016:318:09
6:31
+0:17
24M
24.00 mi12:39:242:36:146:316:13
6:13
-0:18
40K
24.85 mi12:44:402:41:306:305:16
6:10
-0:03
25.2M
25.20 mi12:46:572:43:476:302:17
6:37
+0:27
Finish
26.22 mi12:52:562:49:466:295:59
5:52
-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

5:52 /mi

Average Pace

6:29 /mi

Slowest Pace

6:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:31

27% of race

Time at Steady Pace

2:03:15

73% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:28 /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 mi10:23:1620:066:2820:06
6:28
#3593
10K
6.21 mi10:43:2040:106:2820:04
6:28
#3501
15K
9.32 mi11:03:191:00:096:2719:59
6:26
#3341
20K
12.43 mi11:23:251:20:156:2720:06
6:28
#3211
Half
13.11 mi11:27:491:24:396:274:24
6:27
#3215
25K
15.53 mi11:43:411:40:316:2815:52
6:33
#3196
30K
18.64 mi12:04:242:01:146:3020:43
6:40
#3063
20M
20.00 mi12:13:282:10:186:319:04
6:40
#2959
21M
21.00 mi12:20:222:17:126:326:54
6:54
#2860
35K
21.75 mi12:25:022:21:526:314:40
6:14
#2775
23M
23.00 mi12:33:112:30:016:318:09
6:31
#2643
24M
24.00 mi12:39:242:36:146:316:13
6:13
#2517
40K
24.85 mi12:44:402:41:306:305:16
6:10
#2397
25.2M
25.20 mi12:46:572:43:476:302:17
6:37
#2332
Finish
26.22 mi12:52:562:49:466:295:59
5:52
#2225
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3593340834083125(Top 11%)2974(Top 18%)2974(Top 132%)
10K6.21 mi3.10 mi3501+923323+853323+853413(Top 12%)3237(Top 20%)3237(Top 144%)
15K9.32 mi3.11 mi3341+1603172+1513172+1513125(Top 11%)2974(Top 18%)2974(Top 132%)
20K12.43 mi3.11 mi3211+1303058+1143058+1142923(Top 10%)2783(Top 17%)2783(Top 124%)
Half13.11 mi0.68 mi3215-43062-43062-43311(Top 12%)3137(Top 19%)3137(Top 140%)
25K15.53 mi2.42 mi3196+193044+183044+183106(Top 11%)2940(Top 18%)2940(Top 131%)
30K18.64 mi3.11 mi3063+1332915+1292915+1292710(Top 10%)2564(Top 16%)2564(Top 114%)
20M20.00 mi1.36 mi2959+1042814+1012814+1012325(Top 8%)2195(Top 14%)2195(Top 98%)
21M21.00 mi1.00 mi2860+992721+932721+931878(Top 7%)1769(Top 11%)1769(Top 79%)
35K21.75 mi0.75 mi2775+852640+812640+811388(Top 5%)1315(Top 8%)1315(Top 59%)
23M23.00 mi1.25 mi2643+1322512+1282512+1281490(Top 5%)1400(Top 9%)1400(Top 62%)
24M24.00 mi1.00 mi2517+1262392+1202392+1201082(Top 4%)1018(Top 6%)1018(Top 45%)
40K24.85 mi0.85 mi2397+1202276+1162276+116666(Top 2%)622(Top 4%)622(Top 28%)
25.2M25.20 mi0.35 mi2332+652216+602216+60650(Top 2%)605(Top 4%)605(Top 27%)
Finish26.22 mi1.02 mi2225+1072110+1062110+106633(Top 2%)595(Top 4%)595(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3125

Males

2974

M40-44

2974

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3413

Males

3237

M40-44

3237

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3125

Males

2974

M40-44

2974

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2923

Males

2783

M40-44

2783

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3311

Males

3137

M40-44

3137

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3106

Males

2940

M40-44

2940

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2710

Males

2564

M40-44

2564

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2325

Males

2195

M40-44

2195

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1878

Males

1769

M40-44

1769

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1388

Males

1315

M40-44

1315

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1490

Males

1400

M40-44

1400

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1082

Males

1018

M40-44

1018

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

666

Males

622

M40-44

622

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

650

Males

605

M40-44

605

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

633

Males

595

M40-44

595

Passing Analysis

Category:
Athletes Passed
1678
Passed By
310
Net Change
+1368
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3593
5K → 10K18795+92#3593#3501
10K → 15K18727+160#3501#3341
15K → 20K16333+130#3341#3211
20K → Half1317-4#3211#3215
Half → 25K8061+19#3215#3196
25K → 30K18249+133#3196#3063
30K → 20M1106+104#3063#2959
20M → 21M1078+99#2959#2860
21M → 35K894+85#2860#2775
35K → 23M1353+132#2775#2643
23M → 24M1282+126#2643#2517
24M → 40K1211+120#2517#2397
40K → 25.2M661+65#2397#2332
25.2M → Finish1103+107#2332#2225
TOTALS1678310+1368
📊

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