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BOSTON MARATHON 2025

Jacob Reimers

Bib: 30988•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
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
7:41/mi
23:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:10:50
↑ 67↓ 78
20K· 12.43 mi
7:32/mi
1:34:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:39:16
↑ 19↓ 370.5%
25K· 15.53 mi
7:39/mi
1:57:48
↑ 66↓ 880.2%
30K· 18.64 mi
8:25/mi
2:23:57
↑ 181↓ 1480.2%
20M
8:10/mi
2:35:03
↑ 64↓ 500.2%
21M
8:24/mi
2:43:27
↑ 106↓ 241.6%
35K· 21.75 mi
7:26/mi
2:49:01
↑ 17↓ 861.7%
23M
7:29/mi
2:58:23
↑ 23↓ 630.6%
24M
7:16/mi
3:05:39
↓ 821.3%
40K· 24.85 mi
7:09/mi
3:11:46
↓ 200.3%
25.2M
7:09/mi
3:14:14
↑ 13↓ 160.2%
Finish· 26.22 mi
6:16/mi
3:20:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:16
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:41:21
Pace7:44 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0523:537:4123:53
7:41
-
10K
6.21 mi12:15:5047:387:4023:45
7:39
-0:02
15K
9.32 mi12:39:021:10:507:3623:12
7:28
-0:11
20K
12.43 mi13:02:261:34:147:3523:24
7:32
+0:04
Half
13.11 mi13:07:281:39:167:345:02
7:23
-0:09
25K
15.53 mi13:26:001:57:487:3518:32
7:39
+0:16
30K
18.64 mi13:52:092:23:577:4326:09
8:25
+0:46
20M
20.00 mi14:03:152:35:037:4511:06
8:10
-0:15
21M
21.00 mi14:11:392:43:277:478:24
8:24
+0:14
35K
21.75 mi14:17:132:49:017:465:34
7:26
-0:58
23M
23.00 mi14:26:352:58:237:459:22
7:29
+0:03
24M
24.00 mi14:33:513:05:397:447:16
7:16
-0:13
40K
24.85 mi14:39:583:11:467:436:07
7:09
-0:07
25.2M
25.20 mi14:42:263:14:147:422:28
7:09
0:00
Finish
26.22 mi14:48:493:20:377:396:23
6:16
-0:53

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

6:16 /mi

Average Pace

7:39 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:58

7% of race

Time at Steady Pace

2:20:00

70% of race

Time at Slower Pace

45:39

23% of race

Average Pace: 7:39 /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 mi11:52:0523:537:4123:53
7:41
#13843
10K
6.21 mi12:15:5047:387:4023:45
7:39
#13629
15K
9.32 mi12:39:021:10:507:3623:12
7:28
#12855
20K
12.43 mi13:02:261:34:147:3523:24
7:32
#12334
Half
13.11 mi13:07:281:39:167:345:02
7:23
#12261
25K
15.53 mi13:26:001:57:487:3518:32
7:39
#12025
30K
18.64 mi13:52:092:23:577:4326:09
8:25
#12444
20M
20.00 mi14:03:152:35:037:4511:06
8:10
#12344
21M
21.00 mi14:11:392:43:277:478:24
8:24
#12155
35K
21.75 mi14:17:132:49:017:465:34
7:26
#11990
23M
23.00 mi14:26:352:58:237:459:22
7:29
#11605
24M
24.00 mi14:33:513:05:397:447:16
7:16
#11284
40K
24.85 mi14:39:583:11:467:436:07
7:09
#10981
25.2M
25.20 mi14:42:263:14:147:422:28
7:09
#10794
Finish
26.22 mi14:48:493:20:377:396:23
6:16
#10318
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi138439996999611471(Top 40%)8817(Top 55%)8817(Top 156%)
10K6.21 mi3.10 mi13629+2149863+1339863+13313390(Top 47%)9745(Top 61%)9745(Top 173%)
15K9.32 mi3.11 mi12855+7749516+3479516+34711471(Top 40%)8817(Top 55%)8817(Top 156%)
20K12.43 mi3.11 mi12334+5219247+2699247+26911021(Top 39%)8506(Top 53%)8506(Top 151%)
Half13.11 mi0.68 mi12261+739207+409207+4010638(Top 37%)8360(Top 52%)8360(Top 148%)
25K15.53 mi2.42 mi12025+2369058+1499058+14911069(Top 39%)8415(Top 52%)8415(Top 149%)
30K18.64 mi3.11 mi12444-4199174-1169174-11614225(Top 50%)9690(Top 60%)9690(Top 172%)
20M20.00 mi1.36 mi12344+1009094+809094+8011561(Top 41%)8310(Top 52%)8310(Top 147%)
21M21.00 mi1.00 mi12155+1898967+1278967+1279826(Top 35%)7270(Top 45%)7270(Top 129%)
35K21.75 mi0.75 mi11990+1658869+988869+988213(Top 29%)6436(Top 40%)6436(Top 114%)
23M23.00 mi1.25 mi11605+3858640+2298640+2296533(Top 23%)5318(Top 33%)5318(Top 94%)
24M24.00 mi1.00 mi11284+3218442+1988442+1986232(Top 22%)5064(Top 31%)5064(Top 90%)
40K24.85 mi0.85 mi10981+3038268+1748268+1744811(Top 17%)4089(Top 25%)4089(Top 72%)
25.2M25.20 mi0.35 mi10794+1878171+978171+972028(Top 7%)1841(Top 11%)1841(Top 33%)
Finish26.22 mi1.02 mi10318+4767909+2627909+2621777(Top 6%)1647(Top 10%)1647(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11471

Males

8817

M18-39

8817

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13390

Males

9745

M18-39

9745

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11471

Males

8817

M18-39

8817

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

11021

Males

8506

M18-39

8506

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

10638

Males

8360

M18-39

8360

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

11069

Males

8415

M18-39

8415

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14225

Males

9690

M18-39

9690

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11561

Males

8310

M18-39

8310

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9826

Males

7270

M18-39

7270

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

8213

Males

6436

M18-39

6436

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6533

Males

5318

M18-39

5318

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

6232

Males

5064

M18-39

5064

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4811

Males

4089

M18-39

4089

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2028

Males

1841

M18-39

1841

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2story building
+22ft-21ft

Overall

1777

Males

1647

M18-39

1647

Passing Analysis

Category:
Athletes Passed
4455
Passed By
930
Net Change
+3525
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13843
5K → 10K403189+214#13843#13629
10K → 15K79218+774#13629#12855
15K → 20K53817+521#12855#12334
20K → Half763+73#12334#12261
Half → 25K28751+236#12261#12025
25K → 30K139558-419#12025#12444
30K → 20M16161+100#12444#12344
20M → 21M21425+189#12344#12155
21M → 35K1716+165#12155#11990
35K → 23M3872+385#11990#11605
23M → 24M3210+321#11605#11284
24M → 40K3030+303#11284#10981
40K → 25.2M1870+187#10981#10794
25.2M → Finish4760+476#10794#10318
TOTALS4455930+3525
📊

Passing Visuals

Category:
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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