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BOSTON MARATHON 2025

Lewis Bailey

Bib: 1484•M

AB

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:45
Rank: #1171
Start → 5K
18:45 | 6:02/mi
10K· 6.21 mi
37:26
Rank: #1147 (+24)
5K → 10K
18:41 | 6:01/mi
15K· 9.32 mi
56:06
Rank: #1103 (+44)
10K → 15K
18:40 | 6:00/mi
20K· 12.43 mi
1:14:49
Rank: #1046 (+57)
15K → 20K
18:43 | 6:01/mi
Half· 13.11 mi
1:18:56
Rank: #1047 (-1)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:33:34
Rank: #1015 (+32)
Half → 25K
14:38 | 6:02/mi
30K· 18.64 mi
1:52:32
Rank: #922 (+93)
25K → 30K
18:58 | 6:06/mi
20M
2:00:47
Rank: #856 (+66)
30K → 20M
8:15 | 6:04/mi
21M
2:07:03
Rank: #811 (+45)
20M → 21M
6:16 | 6:16/mi
35K· 21.75 mi
2:11:32
Rank: #791 (+20)
21M → 35K
4:29 | 6:00/mi
23M
2:19:04
Rank: #745 (+46)
35K → 23M
7:32 | 6:01/mi
24M
2:24:58
Rank: #715 (+30)
23M → 24M
5:54 | 5:54/mi
40K· 24.85 mi
2:30:17
Rank: #703 (+12)
24M → 40K
5:19 | 6:13/mi
25.2M
2:32:37
Rank: #691 (+12)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:38:46
Rank: #695 (-4)
25.2M → Finish
6:09 | 6:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:56
Pace6:01 /mi
2nd Half
Distance13.11 mi
Time1:19:50
Pace6:05 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0918:456:0218:45
6:02
-
10K
6.21 mi10:37:5037:266:0118:41
6:01
-0:01
15K
9.32 mi10:56:3056:066:0118:40
6:00
-0:01
20K
12.43 mi11:15:131:14:496:0118:43
6:01
+0:01
Half
13.11 mi11:19:201:18:566:014:07
6:02
+0:01
25K
15.53 mi11:33:581:33:346:0114:38
6:02
0:00
30K
18.64 mi11:52:561:52:326:0218:58
6:06
+0:04
20M
20.00 mi12:01:112:00:476:028:15
6:04
-0:02
21M
21.00 mi12:07:272:07:036:036:16
6:16
+0:12
35K
21.75 mi12:11:562:11:326:034:29
6:00
-0:16
23M
23.00 mi12:19:282:19:046:037:32
6:01
+0:01
24M
24.00 mi12:25:222:24:586:025:54
5:54
-0:07
40K
24.85 mi12:30:412:30:176:035:19
6:13
+0:19
25.2M
25.20 mi12:33:012:32:376:032:20
6:46
+0:33
Finish
26.22 mi12:39:102:38:466:046:09
6:02
-0:44

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

5:54 /mi

Average Pace

6:04 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:26

99% of race

Time at Steady Pace

2:20

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:03 /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 mi10:19:0918:456:0218:45
6:02
#1171
10K
6.21 mi10:37:5037:266:0118:41
6:01
#1147
15K
9.32 mi10:56:3056:066:0118:40
6:00
#1103
20K
12.43 mi11:15:131:14:496:0118:43
6:01
#1046
Half
13.11 mi11:19:201:18:566:014:07
6:02
#1047
25K
15.53 mi11:33:581:33:346:0114:38
6:02
#1015
30K
18.64 mi11:52:561:52:326:0218:58
6:06
#922
20M
20.00 mi12:01:112:00:476:028:15
6:04
#856
21M
21.00 mi12:07:272:07:036:036:16
6:16
#811
35K
21.75 mi12:11:562:11:326:034:29
6:00
#791
23M
23.00 mi12:19:282:19:046:037:32
6:01
#745
24M
24.00 mi12:25:222:24:586:025:54
5:54
#715
40K
24.85 mi12:30:412:30:176:035:19
6:13
#703
25.2M
25.20 mi12:33:012:32:376:032:20
6:46
#691
Finish
26.22 mi12:39:102:38:466:046:09
6:02
#695
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1171110711071052(Top 4%)994(Top 6%)994(Top 18%)
10K6.21 mi3.10 mi1147+241084+231084+231130(Top 4%)1068(Top 7%)1068(Top 19%)
15K9.32 mi3.11 mi1103+441042+421042+421052(Top 4%)994(Top 6%)994(Top 18%)
20K12.43 mi3.11 mi1046+57986+56986+56925(Top 3%)871(Top 5%)871(Top 15%)
Half13.11 mi0.68 mi1047-1987-1987-11232(Top 4%)1166(Top 7%)1166(Top 21%)
25K15.53 mi2.42 mi1015+32956+31956+31890(Top 3%)837(Top 5%)837(Top 15%)
30K18.64 mi3.11 mi922+93868+88868+88692(Top 2%)648(Top 4%)648(Top 11%)
20M20.00 mi1.36 mi856+66805+63805+63491(Top 2%)460(Top 3%)460(Top 8%)
21M21.00 mi1.00 mi811+45761+44761+44335(Top 1%)315(Top 2%)315(Top 6%)
35K21.75 mi0.75 mi791+20741+20741+20709(Top 2%)662(Top 4%)662(Top 12%)
23M23.00 mi1.25 mi745+46696+45696+45369(Top 1%)347(Top 2%)347(Top 6%)
24M24.00 mi1.00 mi715+30666+30666+30403(Top 1%)374(Top 2%)374(Top 7%)
40K24.85 mi0.85 mi703+12654+12654+12757(Top 3%)708(Top 4%)708(Top 13%)
25.2M25.20 mi0.35 mi691+12642+12642+12859(Top 3%)792(Top 5%)792(Top 14%)
Finish26.22 mi1.02 mi695-4646-4646-4993(Top 3%)931(Top 6%)931(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1052

Males

994

M18-39

994

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1130

Males

1068

M18-39

1068

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1052

Males

994

M18-39

994

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

925

Males

871

M18-39

871

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1232

Males

1166

M18-39

1166

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

890

Males

837

M18-39

837

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

692

Males

648

M18-39

648

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

491

Males

460

M18-39

460

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

335

Males

315

M18-39

315

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

709

Males

662

M18-39

662

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

369

Males

347

M18-39

347

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

403

Males

374

M18-39

374

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

757

Males

708

M18-39

708

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

859

Males

792

M18-39

792

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

993

Males

931

M18-39

931

Passing Analysis

Category:
Athletes Passed
600
Passed By
124
Net Change
+476
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1171
5K → 10K7349+24#1171#1147
10K → 15K6016+44#1147#1103
15K → 20K658+57#1103#1046
20K → Half56-1#1046#1047
Half → 25K4311+32#1047#1015
25K → 30K1018+93#1015#922
30K → 20M671+66#922#856
20M → 21M461+45#856#811
21M → 35K244+20#811#791
35K → 23M482+46#791#745
23M → 24M311+30#745#715
24M → 40K164+12#715#703
40K → 25.2M131+12#703#691
25.2M → Finish812-4#691#695
TOTALS600124+476
📊

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