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BOSTON MARATHON 2025

Jeff Gilbert

Bib: 31407•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
28:34
Rank: #23210
Start → 5K
28:34 | 9:12/mi
10K· 6.21 mi
56:04
Rank: #22515 (+695)
5K → 10K
27:30 | 8:51/mi
15K· 9.32 mi
1:23:05
Rank: #21875 (+640)
10K → 15K
27:01 | 8:42/mi
20K· 12.43 mi
1:49:41
Rank: #21048 (+827)
15K → 20K
26:36 | 8:34/mi
Half· 13.11 mi
1:55:18
Rank: #20900 (+148)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:15:58
Rank: #20371 (+529)
Half → 25K
20:40 | 8:31/mi
30K· 18.64 mi
2:43:03
Rank: #19572 (+799)
25K → 30K
27:05 | 8:43/mi
20M
2:55:02
Rank: #19295 (+277)
30K → 20M
11:59 | 8:49/mi
21M
3:04:05
Rank: #18984 (+311)
20M → 21M
9:03 | 9:03/mi
35K· 21.75 mi
3:10:24
Rank: #18849 (+135)
21M → 35K
6:19 | 8:27/mi
23M
3:21:20
Rank: #18605 (+244)
35K → 23M
10:56 | 8:44/mi
24M
3:30:00
Rank: #18461 (+144)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:37:29
Rank: #18319 (+142)
24M → 40K
7:29 | 8:45/mi
25.2M
3:40:41
Rank: #18241 (+78)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:48:41
Rank: #18006 (+235)
25.2M → Finish
8:00 | 7:51/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:55:18
Pace8:48 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:53:23
Pace8:39 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:1328:349:1228:34
9:12
-
10K
6.21 mi12:21:4356:049:0127:30
8:51
-0:21
15K
9.32 mi12:48:441:23:058:5527:01
8:42
-0:09
20K
12.43 mi13:15:201:49:418:5026:36
8:34
-0:08
Half
13.11 mi13:20:571:55:188:485:37
8:14
-0:20
25K
15.53 mi13:41:372:15:588:4520:40
8:31
+0:17
30K
18.64 mi14:08:422:43:038:4527:05
8:43
+0:12
20M
20.00 mi14:20:412:55:028:4511:59
8:49
+0:06
21M
21.00 mi14:29:443:04:058:469:03
9:03
+0:14
35K
21.75 mi14:36:033:10:248:456:19
8:27
-0:36
23M
23.00 mi14:46:593:21:208:4510:56
8:44
+0:17
24M
24.00 mi14:55:393:30:008:458:40
8:40
-0:04
40K
24.85 mi15:03:083:37:298:457:29
8:45
+0:05
25.2M
25.20 mi15:06:203:40:418:453:12
9:17
+0:32
Finish
26.22 mi15:14:203:48:418:448:00
7:51
-1:26

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

7:51 /mi

Average Pace

8:44 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:12

29% of race

Time at Steady Pace

2:38:17

69% of race

Time at Slower Pace

3:12

1% of race

Average Pace: 8:43 /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 mi11:54:1328:349:1228:34
9:12
#23210
10K
6.21 mi12:21:4356:049:0127:30
8:51
#22515
15K
9.32 mi12:48:441:23:058:5527:01
8:42
#21875
20K
12.43 mi13:15:201:49:418:5026:36
8:34
#21048
Half
13.11 mi13:20:571:55:188:485:37
8:14
#20900
25K
15.53 mi13:41:372:15:588:4520:40
8:31
#20371
30K
18.64 mi14:08:422:43:038:4527:05
8:43
#19572
20M
20.00 mi14:20:412:55:028:4511:59
8:49
#19295
21M
21.00 mi14:29:443:04:058:469:03
9:03
#18984
35K
21.75 mi14:36:033:10:248:456:19
8:27
#18849
23M
23.00 mi14:46:593:21:208:4510:56
8:44
#18605
24M
24.00 mi14:55:393:30:008:458:40
8:40
#18461
40K
24.85 mi15:03:083:37:298:457:29
8:45
#18319
25.2M
25.20 mi15:06:203:40:418:453:12
9:17
#18241
Finish
26.22 mi15:14:203:48:418:448:00
7:51
#18006
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23210138651386520453(Top 72%)12712(Top 79%)12712(Top 225%)
10K6.21 mi3.10 mi22515+69513551+31413551+31421639(Top 76%)13187(Top 82%)13187(Top 234%)
15K9.32 mi3.11 mi21875+64013284+26713284+26720453(Top 72%)12712(Top 79%)12712(Top 225%)
20K12.43 mi3.11 mi21048+82712933+35112933+35118606(Top 66%)11862(Top 74%)11862(Top 210%)
Half13.11 mi0.68 mi20900+14812863+7012863+7017451(Top 61%)11390(Top 71%)11390(Top 202%)
25K15.53 mi2.42 mi20371+52912617+24612617+24617339(Top 61%)11247(Top 70%)11247(Top 199%)
30K18.64 mi3.11 mi19572+79912238+37912238+37916093(Top 57%)10536(Top 65%)10536(Top 187%)
20M20.00 mi1.36 mi19295+27712089+14912089+14915761(Top 55%)10267(Top 64%)10267(Top 182%)
21M21.00 mi1.00 mi18984+31111932+15711932+15713803(Top 49%)9255(Top 57%)9255(Top 164%)
35K21.75 mi0.75 mi18849+13511858+7411858+7415126(Top 53%)9791(Top 61%)9791(Top 174%)
23M23.00 mi1.25 mi18605+24411727+13111727+13114731(Top 52%)9509(Top 59%)9509(Top 169%)
24M24.00 mi1.00 mi18461+14411637+9011637+9015536(Top 55%)9839(Top 61%)9839(Top 174%)
40K24.85 mi0.85 mi18319+14211545+9211545+9214913(Top 53%)9410(Top 58%)9410(Top 167%)
25.2M25.20 mi0.35 mi18241+7811503+4211503+4213340(Top 47%)8646(Top 54%)8646(Top 153%)
Finish26.22 mi1.02 mi18006+23511383+12011383+12011820(Top 42%)7958(Top 49%)7958(Top 141%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

20453

Males

12712

M18-39

12712

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

21639

Males

13187

M18-39

13187

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

20453

Males

12712

M18-39

12712

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18606

Males

11862

M18-39

11862

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

17451

Males

11390

M18-39

11390

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

17339

Males

11247

M18-39

11247

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16093

Males

10536

M18-39

10536

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

15761

Males

10267

M18-39

10267

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13803

Males

9255

M18-39

9255

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

15126

Males

9791

M18-39

9791

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14731

Males

9509

M18-39

9509

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15536

Males

9839

M18-39

9839

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14913

Males

9410

M18-39

9410

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13340

Males

8646

M18-39

8646

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

11820

Males

7958

M18-39

7958

Passing Analysis

Category:
Athletes Passed
5324
Passed By
120
Net Change
+5204
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23210
5K → 10K72732+695#23210#22515
10K → 15K66222+640#22515#21875
15K → 20K8292+827#21875#21048
20K → Half1513+148#21048#20900
Half → 25K5334+529#20900#20371
25K → 30K8023+799#20371#19572
30K → 20M2792+277#19572#19295
20M → 21M3154+311#19295#18984
21M → 35K1383+135#18984#18849
35K → 23M2517+244#18849#18605
23M → 24M16218+144#18605#18461
24M → 40K15513+142#18461#18319
40K → 25.2M813+78#18319#18241
25.2M → Finish2394+235#18241#18006
TOTALS5324120+5204
📊

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