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BOSTON MARATHON 2025

Eric Chesterton

Bib: 3096•M

DC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Division (M18-39)
#0 / 5642
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:52
Rank: #5567
Start → 5K
20:52 | 6:43/mi
10K· 6.21 mi
41:02
Rank: #4523 (+1044)
5K → 10K
20:10 | 6:29/mi
15K· 9.32 mi
1:01:20
Rank: #4250 (+273)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:21:42
Rank: #3971 (+279)
15K → 20K
20:22 | 6:33/mi
Half· 13.11 mi
1:26:07
Rank: #3939 (+32)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:41:58
Rank: #3773 (+166)
Half → 25K
15:51 | 6:32/mi
30K· 18.64 mi
2:02:41
Rank: #3540 (+233)
25K → 30K
20:43 | 6:40/mi
20M
2:11:42
Rank: #3378 (+162)
30K → 20M
9:01 | 6:38/mi
21M
2:18:36
Rank: #3229 (+149)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:23:23
Rank: #3162 (+67)
21M → 35K
4:47 | 6:24/mi
23M
2:31:39
Rank: #3004 (+158)
35K → 23M
8:16 | 6:36/mi
24M
2:38:11
Rank: #2947 (+57)
23M → 24M
6:32 | 6:32/mi
40K· 24.85 mi
2:44:17
Rank: #2950 (-3)
24M → 40K
6:06 | 7:08/mi
25.2M
2:47:20
Rank: #3040 (-90)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
2:53:59
Rank: #3001 (+39)
25.2M → Finish
6:39 | 6:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:07
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:27:52
Pace6:42 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2220:526:4320:52
6:43
-
10K
6.21 mi10:42:3241:026:3620:10
6:29
-0:14
15K
9.32 mi11:02:501:01:206:3520:18
6:32
+0:03
20K
12.43 mi11:23:121:21:426:3420:22
6:33
+0:01
Half
13.11 mi11:27:371:26:076:344:25
6:28
-0:05
25K
15.53 mi11:43:281:41:586:3415:51
6:32
+0:04
30K
18.64 mi12:04:112:02:416:3520:43
6:40
+0:08
20M
20.00 mi12:13:122:11:426:359:01
6:38
-0:02
21M
21.00 mi12:20:062:18:366:366:54
6:54
+0:16
35K
21.75 mi12:24:532:23:236:364:47
6:24
-0:30
23M
23.00 mi12:33:092:31:396:368:16
6:36
+0:12
24M
24.00 mi12:39:412:38:116:356:32
6:32
-0:04
40K
24.85 mi12:45:472:44:176:376:06
7:08
+0:36
25.2M
25.20 mi12:48:502:47:206:383:03
8:51
+1:43
Finish
26.22 mi12:55:292:53:596:386:39
6:32
-2:19

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

6:24 /mi

Average Pace

6:38 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:37:56

91% of race

Time at Slower Pace

16:03

9% of race

Average Pace: 6:38 /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 mi10:22:2220:526:4320:52
6:43
#5567
10K
6.21 mi10:42:3241:026:3620:10
6:29
#4523
15K
9.32 mi11:02:501:01:206:3520:18
6:32
#4250
20K
12.43 mi11:23:121:21:426:3420:22
6:33
#3971
Half
13.11 mi11:27:371:26:076:344:25
6:28
#3939
25K
15.53 mi11:43:281:41:586:3415:51
6:32
#3773
30K
18.64 mi12:04:112:02:416:3520:43
6:40
#3540
20M
20.00 mi12:13:122:11:426:359:01
6:38
#3378
21M
21.00 mi12:20:062:18:366:366:54
6:54
#3229
35K
21.75 mi12:24:532:23:236:364:47
6:24
#3162
23M
23.00 mi12:33:092:31:396:368:16
6:36
#3004
24M
24.00 mi12:39:412:38:116:356:32
6:32
#2947
40K
24.85 mi12:45:472:44:176:376:06
7:08
#2950
25.2M
25.20 mi12:48:502:47:206:383:03
8:51
#3040
Finish
26.22 mi12:55:292:53:596:386:39
6:32
#3001
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5567515251523763(Top 13%)3549(Top 22%)3549(Top 63%)
10K6.21 mi3.10 mi4523+10444249+9034249+9033638(Top 13%)3437(Top 21%)3437(Top 61%)
15K9.32 mi3.11 mi4250+2733997+2523997+2523763(Top 13%)3549(Top 22%)3549(Top 63%)
20K12.43 mi3.11 mi3971+2793739+2583739+2583435(Top 12%)3253(Top 20%)3253(Top 58%)
Half13.11 mi0.68 mi3939+323709+303709+303465(Top 12%)3281(Top 20%)3281(Top 58%)
25K15.53 mi2.42 mi3773+1663558+1513558+1513074(Top 11%)2915(Top 18%)2915(Top 52%)
30K18.64 mi3.11 mi3540+2333345+2133345+2132718(Top 10%)2572(Top 16%)2572(Top 46%)
20M20.00 mi1.36 mi3378+1623196+1493196+1492176(Top 8%)2057(Top 13%)2057(Top 36%)
21M21.00 mi1.00 mi3229+1493055+1413055+1411883(Top 7%)1774(Top 11%)1774(Top 31%)
35K21.75 mi0.75 mi3162+672993+622993+621998(Top 7%)1872(Top 12%)1872(Top 33%)
23M23.00 mi1.25 mi3004+1582842+1512842+1511837(Top 6%)1718(Top 11%)1718(Top 30%)
24M24.00 mi1.00 mi2947+572787+552787+552182(Top 8%)2022(Top 13%)2022(Top 36%)
40K24.85 mi0.85 mi2950-32788-12788-14629(Top 16%)3934(Top 24%)3934(Top 70%)
25.2M25.20 mi0.35 mi3040-902868-802868-8010768(Top 38%)7322(Top 45%)7322(Top 130%)
Finish26.22 mi1.02 mi3001+392829+392829+392932(Top 10%)2613(Top 16%)2613(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3763

Males

3549

M18-39

3549

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3638

Males

3437

M18-39

3437

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3763

Males

3549

M18-39

3549

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3435

Males

3253

M18-39

3253

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3465

Males

3281

M18-39

3281

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3074

Males

2915

M18-39

2915

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2718

Males

2572

M18-39

2572

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2176

Males

2057

M18-39

2057

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1883

Males

1774

M18-39

1774

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1998

Males

1872

M18-39

1872

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1837

Males

1718

M18-39

1718

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2182

Males

2022

M18-39

2022

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4629

Males

3934

M18-39

3934

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10768

Males

7322

M18-39

7322

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2932

Males

2613

M18-39

2613

Passing Analysis

Category:
Athletes Passed
2819
Passed By
253
Net Change
+2566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5567
5K → 10K10506+1044#5567#4523
10K → 15K29320+273#4523#4250
15K → 20K2856+279#4250#3971
20K → Half364+32#3971#3939
Half → 25K17812+166#3939#3773
25K → 30K24714+233#3773#3540
30K → 20M1697+162#3540#3378
20M → 21M1501+149#3378#3229
21M → 35K747+67#3229#3162
35K → 23M1646+158#3162#3004
23M → 24M7013+57#3004#2947
24M → 40K4245-3#2947#2950
40K → 25.2M696-90#2950#3040
25.2M → Finish5516+39#3040#3001
TOTALS2819253+2566
📊

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