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BOSTON MARATHON 2025

Daniel Hart

Bib: 4997•M

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 15%
Gender (Male)
#0 / 16105
Top 24%
Masters (Masters Men)
#0 / 10463
Top 11%
Division (M40-44)
#0 / 2247
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:12
Rank: #3840
Start → 5K
20:12 | 6:30/mi
10K· 6.21 mi
40:39
Rank: #4071 (-231)
5K → 10K
20:27 | 6:35/mi
15K· 9.32 mi
1:01:08
Rank: #4090 (-19)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:21:52
Rank: #4066 (+24)
15K → 20K
20:44 | 6:40/mi
Half· 13.11 mi
1:26:20
Rank: #4043 (+23)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:44:43
Rank: #5171 (-1128)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:06:01
Rank: #4835 (+336)
25K → 30K
21:18 | 6:51/mi
20M
2:15:35
Rank: #4771 (+64)
30K → 20M
9:34 | 7:02/mi
21M
2:23:00
Rank: #4680 (+91)
20M → 21M
7:25 | 7:25/mi
35K· 21.75 mi
2:28:16
Rank: #4696 (-16)
21M → 35K
5:16 | 7:02/mi
23M
2:36:52
Rank: #4539 (+157)
35K → 23M
8:36 | 6:52/mi
24M
2:43:57
Rank: #4555 (-16)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
2:49:42
Rank: #4440 (+115)
24M → 40K
5:45 | 6:44/mi
25.2M
2:52:11
Rank: #4375 (+65)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:58:40
Rank: #4244 (+131)
25.2M → Finish
6:29 | 6:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:20
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:32:20
Pace7:03 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3820:126:3020:12
6:30
-
10K
6.21 mi10:44:0540:396:3320:27
6:35
+0:05
15K
9.32 mi11:04:341:01:086:3420:29
6:36
+0:01
20K
12.43 mi11:25:181:21:526:3520:44
6:40
+0:04
Half
13.11 mi11:29:461:26:206:354:28
6:33
-0:07
25K
15.53 mi11:48:091:44:436:4418:23
7:35
+1:02
30K
18.64 mi12:09:272:06:016:4621:18
6:51
-0:44
20M
20.00 mi12:19:012:15:356:479:34
7:02
+0:11
21M
21.00 mi12:26:262:23:006:497:25
7:25
+0:23
35K
21.75 mi12:31:422:28:166:495:16
7:02
-0:23
23M
23.00 mi12:40:182:36:526:498:36
6:52
-0:10
24M
24.00 mi12:47:232:43:576:507:05
7:05
+0:13
40K
24.85 mi12:53:082:49:426:505:45
6:44
-0:21
25.2M
25.20 mi12:55:372:52:116:502:29
7:12
+0:28
Finish
26.22 mi13:02:062:58:406:496:29
6:22
-0:50

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

6:22 /mi

Average Pace

6:49 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:28

72% of race

Time at Steady Pace

31:49

18% of race

Time at Slower Pace

18:23

10% of race

Average Pace: 6:49 /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 mi10:23:3820:126:3020:12
6:30
#3840
10K
6.21 mi10:44:0540:396:3320:27
6:35
#4071
15K
9.32 mi11:04:341:01:086:3420:29
6:36
#4090
20K
12.43 mi11:25:181:21:526:3520:44
6:40
#4066
Half
13.11 mi11:29:461:26:206:354:28
6:33
#4043
25K
15.53 mi11:48:091:44:436:4418:23
7:35
#5171
30K
18.64 mi12:09:272:06:016:4621:18
6:51
#4835
20M
20.00 mi12:19:012:15:356:479:34
7:02
#4771
21M
21.00 mi12:26:262:23:006:497:25
7:25
#4680
35K
21.75 mi12:31:422:28:166:495:16
7:02
#4696
23M
23.00 mi12:40:182:36:526:498:36
6:52
#4539
24M
24.00 mi12:47:232:43:576:507:05
7:05
#4555
40K
24.85 mi12:53:082:49:426:505:45
6:44
#4440
25.2M
25.20 mi12:55:372:52:116:502:29
7:12
#4375
Finish
26.22 mi13:02:062:58:406:496:29
6:22
#4244
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3840363336334162(Top 15%)3914(Top 24%)3914(Top 174%)
10K6.21 mi3.10 mi4071-2313838-2053838-2054307(Top 15%)4045(Top 25%)4045(Top 180%)
15K9.32 mi3.11 mi4090-193854-163854-164162(Top 15%)3914(Top 24%)3914(Top 174%)
20K12.43 mi3.11 mi4066+243827+273827+274195(Top 15%)3932(Top 24%)3932(Top 175%)
Half13.11 mi0.68 mi4043+233805+223805+223983(Top 14%)3747(Top 23%)3747(Top 167%)
25K15.53 mi2.42 mi5171-11284790-9854790-98510582(Top 37%)8184(Top 51%)8184(Top 364%)
30K18.64 mi3.11 mi4835+3364472+3184472+3183779(Top 13%)3493(Top 22%)3493(Top 155%)
20M20.00 mi1.36 mi4771+644418+544418+544323(Top 15%)3938(Top 24%)3938(Top 175%)
21M21.00 mi1.00 mi4680+914336+824336+824177(Top 15%)3756(Top 23%)3756(Top 167%)
35K21.75 mi0.75 mi4696-164337-14337-15569(Top 20%)4757(Top 30%)4757(Top 212%)
23M23.00 mi1.25 mi4539+1574187+1504187+1503053(Top 11%)2792(Top 17%)2792(Top 124%)
24M24.00 mi1.00 mi4555-164195-84195-85104(Top 18%)4323(Top 27%)4323(Top 192%)
40K24.85 mi0.85 mi4440+1154088+1074088+1072488(Top 9%)2270(Top 14%)2270(Top 101%)
25.2M25.20 mi0.35 mi4375+654028+604028+602144(Top 8%)1933(Top 12%)1933(Top 86%)
Finish26.22 mi1.02 mi4244+1313906+1223906+1222144(Top 8%)1962(Top 12%)1962(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4162

Males

3914

M40-44

3914

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4307

Males

4045

M40-44

4045

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4162

Males

3914

M40-44

3914

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4195

Males

3932

M40-44

3932

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3983

Males

3747

M40-44

3747

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10582

Males

8184

M40-44

8184

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3779

Males

3493

M40-44

3493

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4323

Males

3938

M40-44

3938

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4177

Males

3756

M40-44

3756

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5569

Males

4757

M40-44

4757

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3053

Males

2792

M40-44

2792

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5104

Males

4323

M40-44

4323

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2488

Males

2270

M40-44

2270

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2144

Males

1933

M40-44

1933

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2144

Males

1962

M40-44

1962

Passing Analysis

Category:
Athletes Passed
1462
Passed By
1866
Net Change
-404
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3840
5K → 10K65296-231#3840#4071
10K → 15K83102-19#4071#4090
15K → 20K11894+24#4090#4066
20K → Half329+23#4066#4043
Half → 25K61134-1128#4043#5171
25K → 30K35519+336#5171#4835
30K → 20M9834+64#4835#4771
20M → 21M11928+91#4771#4680
21M → 35K4359-16#4680#4696
35K → 23M16912+157#4696#4539
23M → 24M5470-16#4539#4555
24M → 40K1172+115#4555#4440
40K → 25.2M683+65#4440#4375
25.2M → Finish1354+131#4375#4244
TOTALS14621866-404
📊

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