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BOSTON MARATHON 2025

John Fairris

Bib: 3188•M

AR

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:59
Rank: #26291
Start → 5K
31:59 | 10:18/mi
10K· 6.21 mi
1:04:47
Rank: #26353 (-62)
5K → 10K
32:48 | 10:33/mi
15K· 9.32 mi
1:38:16
Rank: #26358 (-5)
10K → 15K
33:29 | 10:47/mi
20K· 12.43 mi
2:11:21
Rank: #26104 (+254)
15K → 20K
33:05 | 10:39/mi
Half· 13.11 mi
2:18:36
Rank: #26093 (+11)
20K → Half
7:15 | 10:38/mi
25K· 15.53 mi
2:46:28
Rank: #26061 (+32)
Half → 25K
27:52 | 11:30/mi
30K· 18.64 mi
3:22:46
Rank: #25870 (+191)
25K → 30K
36:18 | 11:41/mi
20M
3:39:28
Rank: #25865 (+5)
30K → 20M
16:42 | 12:17/mi
21M
3:52:47
Rank: #25857 (+8)
20M → 21M
13:19 | 13:19/mi
35K· 21.75 mi
4:01:59
Rank: #25884 (-27)
21M → 35K
9:12 | 12:18/mi
23M
4:17:41
Rank: #25912 (-28)
35K → 23M
15:42 | 12:32/mi
24M
4:30:18
Rank: #25952 (-40)
23M → 24M
12:37 | 12:37/mi
40K· 24.85 mi
4:41:12
Rank: #25974 (-22)
24M → 40K
10:54 | 12:45/mi
25.2M
4:45:53
Rank: #25978 (-4)
40K → 25.2M
4:41 | 13:35/mi
Finish· 26.22 mi
4:57:57
Rank: #26020 (-42)
25.2M → Finish
12:04 | 11:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:36
Pace10:34 /mi
2nd Half
Distance13.11 mi
Time2:39:21
Pace12:09 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:2031:5910:1831:59
10:18
-
10K
6.21 mi12:06:081:04:4710:2632:48
10:33
+0:15
15K
9.32 mi12:39:371:38:1610:3333:29
10:47
+0:14
20K
12.43 mi13:12:422:11:2110:3433:05
10:39
-0:08
Half
13.11 mi13:19:572:18:3610:347:15
10:38
-0:01
25K
15.53 mi13:47:492:46:2810:4327:52
11:30
+0:52
30K
18.64 mi14:24:073:22:4610:5336:18
11:41
+0:11
20M
20.00 mi14:40:493:39:2810:5816:42
12:17
+0:36
21M
21.00 mi14:54:083:52:4711:0513:19
13:19
+1:02
35K
21.75 mi15:03:204:01:5911:089:12
12:18
-1:01
23M
23.00 mi15:19:024:17:4111:1215:42
12:32
+0:14
24M
24.00 mi15:31:394:30:1811:1612:37
12:37
+0:05
40K
24.85 mi15:42:334:41:1211:1910:54
12:45
+0:08
25.2M
25.20 mi15:47:144:45:5311:214:41
13:35
+0:50
Finish
26.22 mi15:59:184:57:5711:2212:04
11:50
-1:45

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

10:18 /mi

Average Pace

11:22 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:36

47% of race

Time at Steady Pace

1:42:08

34% of race

Time at Slower Pace

57:13

19% of race

Average Pace: 11:22 /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 mi11:33:2031:5910:1831:59
10:18
#26291
10K
6.21 mi12:06:081:04:4710:2632:48
10:33
#26353
15K
9.32 mi12:39:371:38:1610:3333:29
10:47
#26358
20K
12.43 mi13:12:422:11:2110:3433:05
10:39
#26104
Half
13.11 mi13:19:572:18:3610:347:15
10:38
#26093
25K
15.53 mi13:47:492:46:2810:4327:52
11:30
#26061
30K
18.64 mi14:24:073:22:4610:5336:18
11:41
#25870
20M
20.00 mi14:40:493:39:2810:5816:42
12:17
#25865
21M
21.00 mi14:54:083:52:4711:0513:19
13:19
#25857
35K
21.75 mi15:03:204:01:5911:089:12
12:18
#25884
23M
23.00 mi15:19:024:17:4111:1215:42
12:32
#25912
24M
24.00 mi15:31:394:30:1811:1612:37
12:37
#25952
40K
24.85 mi15:42:334:41:1211:1910:54
12:45
#25974
25.2M
25.20 mi15:47:144:45:5311:214:41
13:35
#25978
Finish
26.22 mi15:59:184:57:5711:2212:04
11:50
#26020
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26291153061530626372(Top 93%)15317(Top 95%)15317(Top 271%)
10K6.21 mi3.10 mi26353-6215320-1415320-1426375(Top 93%)15310(Top 95%)15310(Top 271%)
15K9.32 mi3.11 mi26358-515313+715313+726372(Top 93%)15317(Top 95%)15317(Top 271%)
20K12.43 mi3.11 mi26104+25415195+11815195+11825452(Top 90%)14883(Top 92%)14883(Top 264%)
Half13.11 mi0.68 mi26093+1115189+615189+625981(Top 91%)15101(Top 94%)15101(Top 268%)
25K15.53 mi2.42 mi26061+3215164+2515164+2525852(Top 91%)15009(Top 93%)15009(Top 266%)
30K18.64 mi3.11 mi25870+19115052+11215052+11225119(Top 88%)14586(Top 91%)14586(Top 259%)
20M20.00 mi1.36 mi25865+515036+1615036+1625655(Top 90%)14764(Top 92%)14764(Top 262%)
21M21.00 mi1.00 mi25857+815016+2015016+2025466(Top 90%)14611(Top 91%)14611(Top 259%)
35K21.75 mi0.75 mi25884-2715029-1315029-1326246(Top 92%)14964(Top 93%)14964(Top 265%)
23M23.00 mi1.25 mi25912-2815032-315032-325850(Top 91%)14759(Top 92%)14759(Top 262%)
24M24.00 mi1.00 mi25952-4015043-1115043-1126446(Top 93%)15036(Top 93%)15036(Top 267%)
40K24.85 mi0.85 mi25974-2215045-215045-226001(Top 92%)14789(Top 92%)14789(Top 262%)
25.2M25.20 mi0.35 mi25978-415041+415041+425791(Top 91%)14642(Top 91%)14642(Top 260%)
Finish26.22 mi1.02 mi26020-4215048-715048-726608(Top 94%)15103(Top 94%)15103(Top 268%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

26372

Males

15317

M18-39

15317

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26375

Males

15310

M18-39

15310

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

26372

Males

15317

M18-39

15317

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

25452

Males

14883

M18-39

14883

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

25981

Males

15101

M18-39

15101

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25852

Males

15009

M18-39

15009

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

25119

Males

14586

M18-39

14586

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

25655

Males

14764

M18-39

14764

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

25466

Males

14611

M18-39

14611

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

26246

Males

14964

M18-39

14964

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25850

Males

14759

M18-39

14759

23M→24M

23.0 - 24.0 mi

Top 93%
×6stories
+12ft-82ft

Overall

26446

Males

15036

M18-39

15036

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

26001

Males

14789

M18-39

14789

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

25791

Males

14642

M18-39

14642

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2stories
+22ft-21ft

Overall

26608

Males

15103

M18-39

15103

Passing Analysis

Category:
Athletes Passed
1080
Passed By
809
Net Change
+271
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26291
5K → 10K137199-62#26291#26353
10K → 15K128133-5#26353#26358
15K → 20K27016+254#26358#26104
20K → Half3120+11#26104#26093
Half → 25K9159+32#26093#26061
25K → 30K21928+191#26061#25870
30K → 20M5651+5#25870#25865
20M → 21M4739+8#25865#25857
21M → 35K1845-27#25857#25884
35K → 23M2957-28#25884#25912
23M → 24M1858-40#25912#25952
24M → 40K1739-22#25952#25974
40K → 25.2M1216-4#25974#25978
25.2M → Finish749-42#25978#26020
TOTALS1080809+271
📊

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