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BOSTON MARATHON 2025

Erik Harris

Bib: 1197•M

UT

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 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:16
Rank: #749
Start → 5K
18:16 | 5:53/mi
10K· 6.21 mi
36:21
Rank: #693 (+56)
5K → 10K
18:05 | 5:49/mi
15K· 9.32 mi
54:27
Rank: #641 (+52)
10K → 15K
18:06 | 5:50/mi
20K· 12.43 mi
1:12:44
Rank: #620 (+21)
15K → 20K
18:17 | 5:53/mi
Half· 13.11 mi
1:16:42
Rank: #618 (+2)
20K → Half
3:58 | 5:49/mi
25K· 15.53 mi
1:30:57
Rank: #590 (+28)
Half → 25K
14:15 | 5:53/mi
30K· 18.64 mi
1:49:46
Rank: #567 (+23)
25K → 30K
18:49 | 6:03/mi
20M
1:58:08
Rank: #566 (+1)
30K → 20M
8:22 | 6:09/mi
21M
2:04:49
Rank: #578 (-12)
20M → 21M
6:41 | 6:41/mi
35K· 21.75 mi
2:09:14
Rank: #572 (+6)
21M → 35K
4:25 | 5:54/mi
23M
2:17:04
Rank: #573 (-1)
35K → 23M
7:50 | 6:15/mi
24M
2:23:13
Rank: #572 (+1)
23M → 24M
6:09 | 6:09/mi
40K· 24.85 mi
2:28:42
Rank: #586 (-14)
24M → 40K
5:29 | 6:25/mi
25.2M
2:31:14
Rank: #603 (-17)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:37:45
Rank: #630 (-27)
25.2M → Finish
6:31 | 6:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:42
Pace5:51 /mi
2nd Half
Distance13.11 mi
Time1:21:03
Pace6:11 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0618:165:5318:16
5:53
-
10K
6.21 mi10:37:1136:215:5118:05
5:49
-0:04
15K
9.32 mi10:55:1754:275:5118:06
5:50
+0:01
20K
12.43 mi11:13:341:12:445:5118:17
5:53
+0:03
Half
13.11 mi11:17:321:16:425:513:58
5:49
-0:04
25K
15.53 mi11:31:471:30:575:5114:15
5:53
+0:04
30K
18.64 mi11:50:361:49:465:5318:49
6:03
+0:10
20M
20.00 mi11:58:581:58:085:548:22
6:09
+0:06
21M
21.00 mi12:05:392:04:495:576:41
6:41
+0:32
35K
21.75 mi12:10:042:09:145:574:25
5:54
-0:47
23M
23.00 mi12:17:542:17:045:587:50
6:15
+0:21
24M
24.00 mi12:24:032:23:135:586:09
6:09
-0:06
40K
24.85 mi12:29:322:28:425:595:29
6:25
+0:16
25.2M
25.20 mi12:32:042:31:146:002:32
7:21
+0:56
Finish
26.22 mi12:38:352:37:456:016:31
6:24
-0:57

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

5:49 /mi

Average Pace

6:01 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:09

25% of race

Time at Steady Pace

1:36:23

61% of race

Time at Slower Pace

21:13

13% of race

Average Pace: 6:01 /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 mi10:19:0618:165:5318:16
5:53
#749
10K
6.21 mi10:37:1136:215:5118:05
5:49
#693
15K
9.32 mi10:55:1754:275:5118:06
5:50
#641
20K
12.43 mi11:13:341:12:445:5118:17
5:53
#620
Half
13.11 mi11:17:321:16:425:513:58
5:49
#618
25K
15.53 mi11:31:471:30:575:5114:15
5:53
#590
30K
18.64 mi11:50:361:49:465:5318:49
6:03
#567
20M
20.00 mi11:58:581:58:085:548:22
6:09
#566
21M
21.00 mi12:05:392:04:495:576:41
6:41
#578
35K
21.75 mi12:10:042:09:145:574:25
5:54
#572
23M
23.00 mi12:17:542:17:045:587:50
6:15
#573
24M
24.00 mi12:24:032:23:135:586:09
6:09
#572
40K
24.85 mi12:29:322:28:425:595:29
6:25
#586
25.2M
25.20 mi12:32:042:31:146:002:32
7:21
#603
Finish
26.22 mi12:38:352:37:456:016:31
6:24
#630
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi749697697574(Top 2%)535(Top 3%)535(Top 9%)
10K6.21 mi3.10 mi693+56647+50647+50649(Top 2%)605(Top 4%)605(Top 11%)
15K9.32 mi3.11 mi641+52596+51596+51574(Top 2%)535(Top 3%)535(Top 9%)
20K12.43 mi3.11 mi620+21574+22574+22586(Top 2%)541(Top 3%)541(Top 10%)
Half13.11 mi0.68 mi618+2572+2572+2613(Top 2%)574(Top 4%)574(Top 10%)
25K15.53 mi2.42 mi590+28545+27545+27531(Top 2%)494(Top 3%)494(Top 9%)
30K18.64 mi3.11 mi567+23522+23522+23586(Top 2%)546(Top 3%)546(Top 10%)
20M20.00 mi1.36 mi566+1521+1521+1625(Top 2%)585(Top 4%)585(Top 10%)
21M21.00 mi1.00 mi578-12533-12533-121134(Top 4%)1073(Top 7%)1073(Top 19%)
35K21.75 mi0.75 mi572+6527+6527+6530(Top 2%)494(Top 3%)494(Top 9%)
23M23.00 mi1.25 mi573-1528-1528-1775(Top 3%)730(Top 5%)730(Top 13%)
24M24.00 mi1.00 mi572+1527+1527+1878(Top 3%)824(Top 5%)824(Top 15%)
40K24.85 mi0.85 mi586-14540-13540-131272(Top 4%)1179(Top 7%)1179(Top 21%)
25.2M25.20 mi0.35 mi603-17557-17557-172633(Top 9%)2335(Top 14%)2335(Top 41%)
Finish26.22 mi1.02 mi630-27582-25582-252261(Top 8%)2064(Top 13%)2064(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

574

Males

535

M18-39

535

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

649

Males

605

M18-39

605

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

574

Males

535

M18-39

535

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

586

Males

541

M18-39

541

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

613

Males

574

M18-39

574

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

531

Males

494

M18-39

494

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

586

Males

546

M18-39

546

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

625

Males

585

M18-39

585

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1134

Males

1073

M18-39

1073

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

530

Males

494

M18-39

494

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

775

Males

730

M18-39

730

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

878

Males

824

M18-39

824

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1272

Males

1179

M18-39

1179

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2633

Males

2335

M18-39

2335

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2261

Males

2064

M18-39

2064

Passing Analysis

Category:
Athletes Passed
303
Passed By
184
Net Change
+119
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#749
5K → 10K7014+56#749#693
10K → 15K531+52#693#641
15K → 20K3817+21#641#620
20K → Half53+2#620#618
Half → 25K313+28#618#590
25K → 30K4623+23#590#567
30K → 20M98+1#567#566
20M → 21M1022-12#566#578
21M → 35K104+6#578#572
35K → 23M1213-1#572#573
23M → 24M98+1#573#572
24M → 40K418-14#572#586
40K → 25.2M118-17#586#603
25.2M → Finish532-27#603#630
TOTALS303184+119
📊

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