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BOSTON MARATHON 2025

Larry Lentin

Bib: 21874•M

MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:38
Rank: #18423
Start → 5K
25:38 | 8:15/mi
10K· 6.21 mi
51:38
Rank: #18674 (-251)
5K → 10K
26:00 | 8:22/mi
15K· 9.32 mi
1:18:27
Rank: #19130 (-456)
10K → 15K
26:49 | 8:38/mi
20K· 12.43 mi
1:44:49
Rank: #18861 (+269)
15K → 20K
26:22 | 8:29/mi
Half· 13.11 mi
1:50:40
Rank: #18898 (-37)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:13:11
Rank: #19346 (-448)
Half → 25K
22:31 | 9:17/mi
30K· 18.64 mi
2:43:51
Rank: #19813 (-467)
25K → 30K
30:40 | 9:52/mi
20M
3:00:03
Rank: #20567 (-754)
30K → 20M
16:12 | 11:55/mi
21M
3:09:56
Rank: #20412 (+155)
20M → 21M
9:53 | 9:53/mi
35K· 21.75 mi
3:16:59
Rank: #20385 (+27)
21M → 35K
7:03 | 9:25/mi
23M
3:31:25
Rank: #20790 (-405)
35K → 23M
14:26 | 11:32/mi
24M
3:40:55
Rank: #20755 (+35)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
3:49:24
Rank: #20741 (+14)
24M → 40K
8:29 | 9:55/mi
25.2M
3:53:38
Rank: #20795 (-54)
40K → 25.2M
4:14 | 12:17/mi
Finish· 26.22 mi
4:02:54
Rank: #20757 (+38)
25.2M → Finish
9:16 | 9:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:40
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time2:12:14
Pace10:05 /mi
📊Positive Split: 19.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3225:388:1525:38
8:15
-
10K
6.21 mi11:48:3251:388:1926:00
8:22
+0:07
15K
9.32 mi12:15:211:18:278:2526:49
8:38
+0:16
20K
12.43 mi12:41:431:44:498:2626:22
8:29
-0:09
Half
13.11 mi12:47:341:50:408:265:51
8:34
+0:05
25K
15.53 mi13:10:052:13:118:3422:31
9:17
+0:43
30K
18.64 mi13:40:452:43:518:4730:40
9:52
+0:35
20M
20.00 mi13:56:573:00:039:0016:12
11:55
+2:03
21M
21.00 mi14:06:503:09:569:039:53
9:53
-2:02
35K
21.75 mi14:13:533:16:599:037:03
9:25
-0:28
23M
23.00 mi14:28:193:31:259:1214:26
11:32
+2:07
24M
24.00 mi14:37:493:40:559:129:30
9:30
-2:02
40K
24.85 mi14:46:183:49:249:148:29
9:55
+0:25
25.2M
25.20 mi14:50:323:53:389:164:14
12:17
+2:22
Finish
26.22 mi14:59:484:02:549:169:16
9:06
-3:11

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

8:15 /mi

Average Pace

9:16 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:40

46% of race

Time at Steady Pace

1:37:22

40% of race

Time at Slower Pace

34:52

14% of race

Average Pace: 9:16 /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 mi11:22:3225:388:1525:38
8:15
#18423
10K
6.21 mi11:48:3251:388:1926:00
8:22
#18674
15K
9.32 mi12:15:211:18:278:2526:49
8:38
#19130
20K
12.43 mi12:41:431:44:498:2626:22
8:29
#18861
Half
13.11 mi12:47:341:50:408:265:51
8:34
#18898
25K
15.53 mi13:10:052:13:118:3422:31
9:17
#19346
30K
18.64 mi13:40:452:43:518:4730:40
9:52
#19813
20M
20.00 mi13:56:573:00:039:0016:12
11:55
#20567
21M
21.00 mi14:06:503:09:569:039:53
9:53
#20412
35K
21.75 mi14:13:533:16:599:037:03
9:25
#20385
23M
23.00 mi14:28:193:31:259:1214:26
11:32
#20790
24M
24.00 mi14:37:493:40:559:129:30
9:30
#20755
40K
24.85 mi14:46:183:49:249:148:29
9:55
#20741
25.2M
25.20 mi14:50:323:53:389:164:14
12:17
#20795
Finish
26.22 mi14:59:484:02:549:169:16
9:06
#20757
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18423117791177920091(Top 71%)12554(Top 78%)12554(Top 997%)
10K6.21 mi3.10 mi18674-25111896-11711896-11718990(Top 67%)12061(Top 75%)12061(Top 958%)
15K9.32 mi3.11 mi19130-45612100-20412100-20420091(Top 71%)12554(Top 78%)12554(Top 997%)
20K12.43 mi3.11 mi18861+26911982+11811982+11818144(Top 64%)11676(Top 72%)11676(Top 927%)
Half13.11 mi0.68 mi18898-3711998-1611998-1619668(Top 69%)12342(Top 77%)12342(Top 980%)
25K15.53 mi2.42 mi19346-44812177-17912177-17921118(Top 74%)12904(Top 80%)12904(Top 1025%)
30K18.64 mi3.11 mi19813-46712347-17012347-17021213(Top 75%)12809(Top 80%)12809(Top 1017%)
20M20.00 mi1.36 mi20567-75412647-30012647-30025146(Top 89%)14523(Top 90%)14523(Top 1154%)
21M21.00 mi1.00 mi20412+15512554+9312554+9317843(Top 63%)11092(Top 69%)11092(Top 881%)
35K21.75 mi0.75 mi20385+2712527+2712527+2720031(Top 71%)11985(Top 74%)11985(Top 952%)
23M23.00 mi1.25 mi20790-40512688-16112688-16124305(Top 86%)13995(Top 87%)13995(Top 1112%)
24M24.00 mi1.00 mi20755+3512659+2912659+2919628(Top 69%)11688(Top 73%)11688(Top 928%)
40K24.85 mi0.85 mi20741+1412633+2612633+2620185(Top 71%)11887(Top 74%)11887(Top 944%)
25.2M25.20 mi0.35 mi20795-5412642-912642-923725(Top 84%)13618(Top 85%)13618(Top 1082%)
Finish26.22 mi1.02 mi20757+3812611+3112611+3119489(Top 69%)11582(Top 72%)11582(Top 920%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20091

Males

12554

M60-64

12554

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

18990

Males

12061

M60-64

12061

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20091

Males

12554

M60-64

12554

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

18144

Males

11676

M60-64

11676

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19668

Males

12342

M60-64

12342

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

21118

Males

12904

M60-64

12904

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

21213

Males

12809

M60-64

12809

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

25146

Males

14523

M60-64

14523

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

17843

Males

11092

M60-64

11092

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20031

Males

11985

M60-64

11985

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

24305

Males

13995

M60-64

13995

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19628

Males

11688

M60-64

11688

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20185

Males

11887

M60-64

11887

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23725

Males

13618

M60-64

13618

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19489

Males

11582

M60-64

11582

Passing Analysis

Category:
Athletes Passed
1265
Passed By
3599
Net Change
-2334
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18423
5K → 10K160411-251#18423#18674
10K → 15K78534-456#18674#19130
15K → 20K34071+269#19130#18861
20K → Half2057-37#18861#18898
Half → 25K72520-448#18898#19346
25K → 30K101568-467#19346#19813
30K → 20M14768-754#19813#20567
20M → 21M17520+155#20567#20412
21M → 35K6942+27#20412#20385
35K → 23M20425-405#20385#20790
23M → 24M7944+35#20790#20755
24M → 40K6248+14#20755#20741
40K → 25.2M1771-54#20741#20795
25.2M → Finish5820+38#20795#20757
TOTALS12653599-2334
📊

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