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BOSTON MARATHON 2025

Jeff Conrad

Bib: 18675•M

AL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 43%
Division (M55-59)
#0 / 1648
Top 27%
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
7:28/mi
23:11
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
46:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:26/mi
1:09:17
↑ 67↓ 78
20K· 12.43 mi
7:31/mi
1:32:37
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:37:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:38/mi
1:56:13
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:21:51
↑ 181↓ 1480.2%
20M
8:33/mi
2:33:28
↑ 64↓ 500.2%
21M
8:47/mi
2:42:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
2:48:10
↑ 17↓ 861.7%
23M
8:10/mi
2:58:23
↑ 23↓ 630.6%
24M
8:01/mi
3:06:24
↓ 821.3%
40K· 24.85 mi
8:18/mi
3:13:30
↓ 200.3%
25.2M
8:42/mi
3:16:30
↑ 13↓ 160.2%
Finish· 26.22 mi
7:59/mi
3:24:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:42
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:46:56
Pace8:09 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4723:117:2823:11
7:28
-
10K
6.21 mi11:36:4846:127:2623:01
7:25
-0:03
15K
9.32 mi11:59:531:09:177:2623:05
7:26
+0:01
20K
12.43 mi12:23:131:32:377:2723:20
7:31
+0:05
Half
13.11 mi12:28:181:37:427:275:05
7:27
-0:04
25K
15.53 mi12:46:491:56:137:2918:31
7:38
+0:11
30K
18.64 mi13:12:272:21:517:3725:38
8:15
+0:37
20M
20.00 mi13:24:042:33:287:4011:37
8:33
+0:18
21M
21.00 mi13:32:512:42:157:448:47
8:47
+0:14
35K
21.75 mi13:38:462:48:107:445:55
7:55
-0:52
23M
23.00 mi13:48:592:58:237:4510:13
8:10
+0:15
24M
24.00 mi13:57:003:06:247:468:01
8:01
-0:09
40K
24.85 mi14:04:063:13:307:477:06
8:18
+0:17
25.2M
25.20 mi14:07:063:16:307:483:00
8:42
+0:24
Finish
26.22 mi14:15:143:24:387:498:08
7:59
-0:43

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

7:25 /mi

Average Pace

7:49 /mi

Slowest Pace

8:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:17

68% of race

Time at Steady Pace

57:34

28% of race

Time at Slower Pace

8:47

4% of race

Average Pace: 7:48 /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 mi11:13:4723:117:2823:11
7:28
#11886
10K
6.21 mi11:36:4846:127:2623:01
7:25
#11563
15K
9.32 mi11:59:531:09:177:2623:05
7:26
#11383
20K
12.43 mi12:23:131:32:377:2723:20
7:31
#11250
Half
13.11 mi12:28:181:37:427:275:05
7:27
#11242
25K
15.53 mi12:46:491:56:137:2918:31
7:38
#11183
30K
18.64 mi13:12:272:21:517:3725:38
8:15
#11498
20M
20.00 mi13:24:042:33:287:4011:37
8:33
#11663
21M
21.00 mi13:32:512:42:157:448:47
8:47
#11691
35K
21.75 mi13:38:462:48:107:445:55
7:55
#11675
23M
23.00 mi13:48:592:58:237:4510:13
8:10
#11609
24M
24.00 mi13:57:003:06:247:468:01
8:01
#11563
40K
24.85 mi14:04:063:13:307:477:06
8:18
#11552
25.2M
25.20 mi14:07:063:16:307:483:00
8:42
#11519
Finish
26.22 mi14:15:143:24:387:498:08
7:59
#11554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi118869121912111141(Top 39%)8671(Top 54%)8671(Top 526%)
10K6.21 mi3.10 mi11563+3238946+1758946+17511253(Top 40%)8781(Top 55%)8781(Top 533%)
15K9.32 mi3.11 mi11383+1808834+1128834+11211141(Top 39%)8671(Top 54%)8671(Top 526%)
20K12.43 mi3.11 mi11250+1338741+938741+9310847(Top 38%)8429(Top 52%)8429(Top 511%)
Half13.11 mi0.68 mi11242+88742-18742-111268(Top 40%)8679(Top 54%)8679(Top 527%)
25K15.53 mi2.42 mi11183+598667+758667+7511025(Top 39%)8395(Top 52%)8395(Top 509%)
30K18.64 mi3.11 mi11498-3158737-708737-7013160(Top 46%)9198(Top 57%)9198(Top 558%)
20M20.00 mi1.36 mi11663-1658779-428779-4214057(Top 49%)9467(Top 59%)9467(Top 574%)
21M21.00 mi1.00 mi11691-288752+278752+2712170(Top 43%)8446(Top 52%)8446(Top 513%)
35K21.75 mi0.75 mi11675+168725+278725+2711596(Top 41%)8131(Top 50%)8131(Top 493%)
23M23.00 mi1.25 mi11609+668644+818644+8111103(Top 39%)7798(Top 48%)7798(Top 473%)
24M24.00 mi1.00 mi11563+468585+598585+5911329(Top 40%)7820(Top 49%)7820(Top 475%)
40K24.85 mi0.85 mi11552+118550+358550+3512143(Top 43%)8121(Top 50%)8121(Top 493%)
25.2M25.20 mi0.35 mi11519+338521+298521+299972(Top 35%)6948(Top 43%)6948(Top 422%)
Finish26.22 mi1.02 mi11554-358492+298492+2912734(Top 45%)8397(Top 52%)8397(Top 510%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

11141

Males

8671

M55-59

8671

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11253

Males

8781

M55-59

8781

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

11141

Males

8671

M55-59

8671

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10847

Males

8429

M55-59

8429

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11268

Males

8679

M55-59

8679

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

11025

Males

8395

M55-59

8395

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13160

Males

9198

M55-59

9198

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

14057

Males

9467

M55-59

9467

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

12170

Males

8446

M55-59

8446

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11596

Males

8131

M55-59

8131

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11103

Males

7798

M55-59

7798

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11329

Males

7820

M55-59

7820

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12143

Males

8121

M55-59

8121

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9972

Males

6948

M55-59

6948

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12734

Males

8397

M55-59

8397

Passing Analysis

Category:
Athletes Passed
2020
Passed By
1688
Net Change
+332
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11886
5K → 10K454131+323#11886#11563
10K → 15K27393+180#11563#11383
15K → 20K242109+133#11383#11250
20K → Half3931+8#11250#11242
Half → 25K189130+59#11242#11183
25K → 30K136451-315#11183#11498
30K → 20M84249-165#11498#11663
20M → 21M91119-28#11663#11691
21M → 35K6549+16#11691#11675
35K → 23M14074+66#11675#11609
23M → 24M10862+46#11609#11563
24M → 40K7968+11#11563#11552
40K → 25.2M5320+33#11552#11519
25.2M → Finish67102-35#11519#11554
TOTALS20201688+332
📊

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