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BOSTON MARATHON 2025

Justin England

Bib: 1231•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M45-49)
#0 / 2386
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:24
Rank: #2121
Start → 5K
19:24 | 6:15/mi
10K· 6.21 mi
39:00
Rank: #2269 (-148)
5K → 10K
19:36 | 6:19/mi
15K· 9.32 mi
58:55
Rank: #2515 (-246)
10K → 15K
19:55 | 6:25/mi
20K· 12.43 mi
1:19:11
Rank: #2686 (-171)
15K → 20K
20:16 | 6:31/mi
Half· 13.11 mi
1:23:38
Rank: #2742 (-56)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:39:55
Rank: #2947 (-205)
Half → 25K
16:17 | 6:43/mi
30K· 18.64 mi
2:00:54
Rank: #2946 (+1)
25K → 30K
20:59 | 6:45/mi
20M
2:10:03
Rank: #2884 (+62)
30K → 20M
9:09 | 6:44/mi
21M
2:17:05
Rank: #2824 (+60)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:21:55
Rank: #2789 (+35)
21M → 35K
4:50 | 6:28/mi
23M
2:30:13
Rank: #2690 (+99)
35K → 23M
8:18 | 6:38/mi
24M
2:36:47
Rank: #2633 (+57)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:42:30
Rank: #2593 (+40)
24M → 40K
5:43 | 6:41/mi
25.2M
2:45:02
Rank: #2581 (+12)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:51:34
Rank: #2548 (+33)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:38
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:27:56
Pace6:42 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1319:246:1519:24
6:15
-
10K
6.21 mi10:39:4939:006:1719:36
6:19
+0:04
15K
9.32 mi10:59:4458:556:1919:55
6:25
+0:06
20K
12.43 mi11:20:001:19:116:2220:16
6:31
+0:06
Half
13.11 mi11:24:271:23:386:234:27
6:31
0:00
25K
15.53 mi11:40:441:39:556:2616:17
6:43
+0:12
30K
18.64 mi12:01:432:00:546:2920:59
6:45
+0:02
20M
20.00 mi12:10:522:10:036:309:09
6:44
-0:01
21M
21.00 mi12:17:542:17:056:327:02
7:02
+0:18
35K
21.75 mi12:22:442:21:556:324:50
6:28
-0:34
23M
23.00 mi12:31:022:30:136:328:18
6:38
+0:10
24M
24.00 mi12:37:362:36:476:326:34
6:34
-0:04
40K
24.85 mi12:43:192:42:306:325:43
6:41
+0:07
25.2M
25.20 mi12:45:512:45:026:332:32
7:21
+0:40
Finish
26.22 mi12:52:232:51:346:336:32
6:25
-0:56

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

6:15 /mi

Average Pace

6:33 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:00

94% of race

Time at Steady Pace

9:34

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /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 mi10:20:1319:246:1519:24
6:15
#2121
10K
6.21 mi10:39:4939:006:1719:36
6:19
#2269
15K
9.32 mi10:59:4458:556:1919:55
6:25
#2515
20K
12.43 mi11:20:001:19:116:2220:16
6:31
#2686
Half
13.11 mi11:24:271:23:386:234:27
6:31
#2742
25K
15.53 mi11:40:441:39:556:2616:17
6:43
#2947
30K
18.64 mi12:01:432:00:546:2920:59
6:45
#2946
20M
20.00 mi12:10:522:10:036:309:09
6:44
#2884
21M
21.00 mi12:17:542:17:056:327:02
7:02
#2824
35K
21.75 mi12:22:442:21:556:324:50
6:28
#2789
23M
23.00 mi12:31:022:30:136:328:18
6:38
#2690
24M
24.00 mi12:37:362:36:476:326:34
6:34
#2633
40K
24.85 mi12:43:192:42:306:325:43
6:41
#2593
25.2M
25.20 mi12:45:512:45:026:332:32
7:21
#2581
Finish
26.22 mi12:52:232:51:346:336:32
6:25
#2548
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi2121202320233018(Top 11%)2877(Top 18%)2877(Top 121%)
10K6.21 mi3.10 mi2269-1482166-1432166-1432478(Top 9%)2368(Top 15%)2368(Top 99%)
15K9.32 mi3.11 mi2515-2462399-2332399-2333018(Top 11%)2877(Top 18%)2877(Top 121%)
20K12.43 mi3.11 mi2686-1712561-1622561-1623260(Top 11%)3090(Top 19%)3090(Top 130%)
Half13.11 mi0.68 mi2742-562616-552616-553843(Top 14%)3623(Top 22%)3623(Top 152%)
25K15.53 mi2.42 mi2947-2052809-1932809-1934255(Top 15%)3951(Top 25%)3951(Top 166%)
30K18.64 mi3.11 mi2946+12806+32806+33167(Top 11%)2971(Top 18%)2971(Top 125%)
20M20.00 mi1.36 mi2884+622745+612745+612632(Top 9%)2474(Top 15%)2474(Top 104%)
21M21.00 mi1.00 mi2824+602688+572688+572403(Top 8%)2244(Top 14%)2244(Top 94%)
35K21.75 mi0.75 mi2789+352652+362652+362303(Top 8%)2155(Top 13%)2155(Top 90%)
23M23.00 mi1.25 mi2690+992556+962556+961968(Top 7%)1839(Top 11%)1839(Top 77%)
24M24.00 mi1.00 mi2633+572500+562500+562362(Top 8%)2187(Top 14%)2187(Top 92%)
40K24.85 mi0.85 mi2593+402461+392461+392324(Top 8%)2129(Top 13%)2129(Top 89%)
25.2M25.20 mi0.35 mi2581+122446+152446+152770(Top 10%)2472(Top 15%)2472(Top 104%)
Finish26.22 mi1.02 mi2548+332414+322414+322374(Top 8%)2166(Top 13%)2166(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3018

Males

2877

M45-49

2877

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2478

Males

2368

M45-49

2368

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3018

Males

2877

M45-49

2877

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3260

Males

3090

M45-49

3090

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3843

Males

3623

M45-49

3623

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4255

Males

3951

M45-49

3951

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3167

Males

2971

M45-49

2971

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2632

Males

2474

M45-49

2474

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2403

Males

2244

M45-49

2244

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2303

Males

2155

M45-49

2155

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1968

Males

1839

M45-49

1839

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2362

Males

2187

M45-49

2187

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2324

Males

2129

M45-49

2129

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2770

Males

2472

M45-49

2472

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2374

Males

2166

M45-49

2166

Passing Analysis

Category:
Athletes Passed
777
Passed By
1204
Net Change
-427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2121
5K → 10K61209-148#2121#2269
10K → 15K24270-246#2269#2515
15K → 20K31202-171#2515#2686
20K → Half359-56#2686#2742
Half → 25K31236-205#2742#2947
25K → 30K117116+1#2947#2946
30K → 20M8422+62#2946#2884
20M → 21M8020+60#2884#2824
21M → 35K4611+35#2824#2789
35K → 23M1045+99#2789#2690
23M → 24M7215+57#2690#2633
24M → 40K5212+40#2633#2593
40K → 25.2M2311+12#2593#2581
25.2M → Finish4916+33#2581#2548
TOTALS7771204-427
📊

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