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BOSTON MARATHON 2025

Griffin Miller

Bib: 3201•M

WA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Division (M18-39)
#0 / 5642
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:29
Rank: #4542
Start → 5K
20:29 | 6:36/mi
10K· 6.21 mi
40:50
Rank: #4288 (+254)
5K → 10K
20:21 | 6:33/mi
15K· 9.32 mi
1:01:01
Rank: #4009 (+279)
10K → 15K
20:11 | 6:30/mi
20K· 12.43 mi
1:21:21
Rank: #3804 (+205)
15K → 20K
20:20 | 6:33/mi
Half· 13.11 mi
1:25:47
Rank: #3791 (+13)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:36
Rank: #3636 (+155)
Half → 25K
15:49 | 6:31/mi
30K· 18.64 mi
2:02:31
Rank: #3476 (+160)
25K → 30K
20:55 | 6:44/mi
20M
2:11:39
Rank: #3358 (+118)
30K → 20M
9:08 | 6:43/mi
21M
2:18:38
Rank: #3243 (+115)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:23:26
Rank: #3179 (+64)
21M → 35K
4:48 | 6:25/mi
23M
2:31:40
Rank: #3007 (+172)
35K → 23M
8:14 | 6:35/mi
24M
2:38:03
Rank: #2912 (+95)
23M → 24M
6:23 | 6:23/mi
40K· 24.85 mi
2:43:29
Rank: #2793 (+119)
24M → 40K
5:26 | 6:21/mi
25.2M
2:45:55
Rank: #2755 (+38)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:51:58
Rank: #2631 (+124)
25.2M → Finish
6:03 | 5:56/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:47
Pace6:33 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:11
Pace6:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3720:296:3620:29
6:36
-
10K
6.21 mi10:41:5840:506:3420:21
6:33
-0:03
15K
9.32 mi11:02:091:01:016:3320:11
6:30
-0:03
20K
12.43 mi11:22:291:21:216:3320:20
6:33
+0:03
Half
13.11 mi11:26:551:25:476:334:26
6:30
-0:03
25K
15.53 mi11:42:441:41:366:3215:49
6:31
+0:01
30K
18.64 mi12:03:392:02:316:3420:55
6:44
+0:13
20M
20.00 mi12:12:472:11:396:359:08
6:43
-0:01
21M
21.00 mi12:19:462:18:386:366:59
6:59
+0:16
35K
21.75 mi12:24:342:23:266:364:48
6:25
-0:34
23M
23.00 mi12:32:482:31:406:368:14
6:35
+0:10
24M
24.00 mi12:39:112:38:036:356:23
6:23
-0:12
40K
24.85 mi12:44:372:43:296:355:26
6:21
-0:02
25.2M
25.20 mi12:47:032:45:556:352:26
7:03
+0:42
Finish
26.22 mi12:53:062:51:586:346:03
5:56
-1:07

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

5:56 /mi

Average Pace

6:34 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:06

37% of race

Time at Steady Pace

1:46:26

62% of race

Time at Slower Pace

2:26

1% of race

Average Pace: 6:34 /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 mi10:21:3720:296:3620:29
6:36
#4542
10K
6.21 mi10:41:5840:506:3420:21
6:33
#4288
15K
9.32 mi11:02:091:01:016:3320:11
6:30
#4009
20K
12.43 mi11:22:291:21:216:3320:20
6:33
#3804
Half
13.11 mi11:26:551:25:476:334:26
6:30
#3791
25K
15.53 mi11:42:441:41:366:3215:49
6:31
#3636
30K
18.64 mi12:03:392:02:316:3420:55
6:44
#3476
20M
20.00 mi12:12:472:11:396:359:08
6:43
#3358
21M
21.00 mi12:19:462:18:386:366:59
6:59
#3243
35K
21.75 mi12:24:342:23:266:364:48
6:25
#3179
23M
23.00 mi12:32:482:31:406:368:14
6:35
#3007
24M
24.00 mi12:39:112:38:036:356:23
6:23
#2912
40K
24.85 mi12:44:372:43:296:355:26
6:21
#2793
25.2M
25.20 mi12:47:032:45:556:352:26
7:03
#2755
Finish
26.22 mi12:53:062:51:586:346:03
5:56
#2631
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4542426842683551(Top 13%)3358(Top 21%)3358(Top 60%)
10K6.21 mi3.10 mi4288+2544032+2364032+2364077(Top 14%)3835(Top 24%)3835(Top 68%)
15K9.32 mi3.11 mi4009+2793780+2523780+2523551(Top 13%)3358(Top 21%)3358(Top 60%)
20K12.43 mi3.11 mi3804+2053588+1923588+1923389(Top 12%)3211(Top 20%)3211(Top 57%)
Half13.11 mi0.68 mi3791+133576+123576+123671(Top 13%)3471(Top 22%)3471(Top 62%)
25K15.53 mi2.42 mi3636+1553435+1413435+1413020(Top 11%)2870(Top 18%)2870(Top 51%)
30K18.64 mi3.11 mi3476+1603289+1463289+1463051(Top 11%)2868(Top 18%)2868(Top 51%)
20M20.00 mi1.36 mi3358+1183176+1133176+1132566(Top 9%)2414(Top 15%)2414(Top 43%)
21M21.00 mi1.00 mi3243+1153067+1093067+1092212(Top 8%)2068(Top 13%)2068(Top 37%)
35K21.75 mi0.75 mi3179+643008+593008+592118(Top 7%)1985(Top 12%)1985(Top 35%)
23M23.00 mi1.25 mi3007+1722845+1632845+1631752(Top 6%)1640(Top 10%)1640(Top 29%)
24M24.00 mi1.00 mi2912+952754+912754+911619(Top 6%)1512(Top 9%)1512(Top 27%)
40K24.85 mi0.85 mi2793+1192647+1072647+1071134(Top 4%)1063(Top 7%)1063(Top 19%)
25.2M25.20 mi0.35 mi2755+382609+382609+381703(Top 6%)1560(Top 10%)1560(Top 28%)
Finish26.22 mi1.02 mi2631+1242490+1192490+119795(Top 3%)749(Top 5%)749(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3551

Males

3358

M18-39

3358

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

4077

Males

3835

M18-39

3835

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3551

Males

3358

M18-39

3358

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3389

Males

3211

M18-39

3211

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3671

Males

3471

M18-39

3471

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3020

Males

2870

M18-39

2870

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3051

Males

2868

M18-39

2868

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2566

Males

2414

M18-39

2414

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2212

Males

2068

M18-39

2068

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

2118

Males

1985

M18-39

1985

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1752

Males

1640

M18-39

1640

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1619

Males

1512

M18-39

1512

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1134

Males

1063

M18-39

1063

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1703

Males

1560

M18-39

1560

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

795

Males

749

M18-39

749

Passing Analysis

Category:
Athletes Passed
2085
Passed By
174
Net Change
+1911
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4542
5K → 10K30753+254#4542#4288
10K → 15K29516+279#4288#4009
15K → 20K22116+205#4009#3804
20K → Half196+13#3804#3791
Half → 25K16510+155#3791#3636
25K → 30K19434+160#3636#3476
30K → 20M13315+118#3476#3358
20M → 21M1227+115#3358#3243
21M → 35K695+64#3243#3179
35K → 23M1753+172#3179#3007
23M → 24M972+95#3007#2912
24M → 40K1223+119#2912#2793
40K → 25.2M424+38#2793#2755
25.2M → Finish1240+124#2755#2631
TOTALS2085174+1911
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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