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BOSTON MARATHON 2025

Blair Miller

Bib: 4961•M

NS

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:48
Rank: #2902
Start → 5K
6:22/mi
19:48 split
10K· 6.21 mi
39:27
Rank: #2718 (+184)
5K → 10K
6:19/mi
19:39 split
15K· 9.32 mi
59:04
Rank: #2618 (+100)
10K → 15K
6:19/mi
19:37 split
20K· 12.43 mi
1:18:41
Rank: #2439 (+179)
15K → 20K
6:19/mi
19:37 split
Half· 13.11 mi
1:22:56
Rank: #2415 (+24)
20K → Half
6:14/mi
4:15 split
25K· 15.53 mi
1:38:21
Rank: #2349 (+66)
Half → 25K
6:22/mi
15:25 split
30K· 18.64 mi
1:58:49
Rank: #2311 (+38)
25K → 30K
6:35/mi
20:28 split
20M
2:08:08
Rank: #2346 (-35)
30K → 20M
6:51/mi
9:19 split
21M
2:15:07
Rank: #2309 (+37)
20M → 21M
6:59/mi
6:59 split
35K· 21.75 mi
2:19:52
Rank: #2277 (+32)
21M → 35K
6:21/mi
4:45 split
23M
2:28:18
Rank: #2246 (+31)
35K → 23M
6:44/mi
8:26 split
24M
2:34:52
Rank: #2229 (+17)
23M → 24M
6:34/mi
6:34 split
40K· 24.85 mi
2:40:40
Rank: #2220 (+9)
24M → 40K
6:47/mi
5:48 split
25.2M
2:43:15
Rank: #2236 (-16)
40K → 25.2M
7:29/mi
2:35 split
Finish· 26.22 mi
2:49:52
Rank: #2248 (-12)
25.2M → Finish
6:30/mi
6:37 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:56
Pace6:20 /mi
2nd Half
Distance13.11 mi
Time1:26:56
Pace6:38 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2819:486:2219:48
6:22
-
10K
6.21 mi10:43:0739:276:2119:39
6:19
-0:03
15K
9.32 mi11:02:4459:046:2019:37
6:19
0:00
20K
12.43 mi11:22:211:18:416:2019:37
6:19
0:00
Half
13.11 mi11:26:361:22:566:204:15
6:14
-0:05
25K
15.53 mi11:42:011:38:216:2015:25
6:22
+0:08
30K
18.64 mi12:02:291:58:496:2220:28
6:35
+0:13
20M
20.00 mi12:11:482:08:086:249:19
6:51
+0:16
21M
21.00 mi12:18:472:15:076:266:59
6:59
+0:08
35K
21.75 mi12:23:322:19:526:264:45
6:21
-0:38
23M
23.00 mi12:31:582:28:186:278:26
6:44
+0:23
24M
24.00 mi12:38:322:34:526:276:34
6:34
-0:10
40K
24.85 mi12:44:202:40:406:285:48
6:47
+0:13
25.2M
25.20 mi12:46:552:43:156:292:35
7:29
+0:42
Finish
26.22 mi12:53:322:49:526:296:37
6:30
-0:59

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

6:14 /mi

Average Pace

6:29 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:08

37% of race

Time at Steady Pace

1:13:37

43% of race

Time at Slower Pace

33:07

19% of race

Average Pace: 6:29 /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 mi10:23:2819:486:2219:48
6:22
#2902
10K
6.21 mi10:43:0739:276:2119:39
6:19
#2718
15K
9.32 mi11:02:4459:046:2019:37
6:19
#2618
20K
12.43 mi11:22:211:18:416:2019:37
6:19
#2439
Half
13.11 mi11:26:361:22:566:204:15
6:14
#2415
25K
15.53 mi11:42:011:38:216:2015:25
6:22
#2349
30K
18.64 mi12:02:291:58:496:2220:28
6:35
#2311
20M
20.00 mi12:11:482:08:086:249:19
6:51
#2346
21M
21.00 mi12:18:472:15:076:266:59
6:59
#2309
35K
21.75 mi12:23:322:19:526:264:45
6:21
#2277
23M
23.00 mi12:31:582:28:186:278:26
6:44
#2246
24M
24.00 mi12:38:322:34:526:276:34
6:34
#2229
40K
24.85 mi12:44:202:40:406:285:48
6:47
#2220
25.2M
25.20 mi12:46:552:43:156:292:35
7:29
#2236
Finish
26.22 mi12:53:322:49:526:296:37
6:30
#2248
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2902276127612406(Top 8%)2296(Top 14%)2296(Top 41%)
10K6.21 mi3.10 mi2718+1842589+1722589+1722557(Top 9%)2441(Top 15%)2441(Top 43%)
15K9.32 mi3.11 mi2618+1002496+932496+932406(Top 8%)2296(Top 14%)2296(Top 41%)
20K12.43 mi3.11 mi2439+1792327+1692327+1692070(Top 7%)1974(Top 12%)1974(Top 35%)
Half13.11 mi0.68 mi2415+242305+222305+222123(Top 7%)2027(Top 13%)2027(Top 36%)
25K15.53 mi2.42 mi2349+662241+642241+642145(Top 8%)2041(Top 13%)2041(Top 36%)
30K18.64 mi3.11 mi2311+382206+352206+352357(Top 8%)2234(Top 14%)2234(Top 40%)
20M20.00 mi1.36 mi2346-352237-312237-313209(Top 11%)2965(Top 18%)2965(Top 53%)
21M21.00 mi1.00 mi2309+372201+362201+362184(Top 8%)2040(Top 13%)2040(Top 36%)
35K21.75 mi0.75 mi2277+322169+322169+321801(Top 6%)1690(Top 10%)1690(Top 30%)
23M23.00 mi1.25 mi2246+312138+312138+312398(Top 8%)2225(Top 14%)2225(Top 39%)
24M24.00 mi1.00 mi2229+172120+182120+182322(Top 8%)2147(Top 13%)2147(Top 38%)
40K24.85 mi0.85 mi2220+92110+102110+102736(Top 10%)2480(Top 15%)2480(Top 44%)
25.2M25.20 mi0.35 mi2236-162123-132123-133286(Top 12%)2876(Top 18%)2876(Top 51%)
Finish26.22 mi1.02 mi2248-122133-102133-102765(Top 10%)2472(Top 15%)2472(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21story building
+97ft-345ft

Overall

2406

Males

2296

M18-39

2296

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2557

Males

2441

M18-39

2441

10K→15K

6.2 - 9.3 mi

Top 8%
×3story building
+67ft-78ft

Overall

2406

Males

2296

M18-39

2296

15K→20K

9.3 - 12.4 mi

Top 7%
×5story building
+106ft-86ft

Overall

2070

Males

1974

M18-39

1974

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

2123

Males

2027

M18-39

2027

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2145

Males

2041

M18-39

2041

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2357

Males

2234

M18-39

2234

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3209

Males

2965

M18-39

2965

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2184

Males

2040

M18-39

2040

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1801

Males

1690

M18-39

1690

35K→23M

21.8 - 23.0 mi

Top 8%
×5story building
+23ft-63ft

Overall

2398

Males

2225

M18-39

2225

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2322

Males

2147

M18-39

2147

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2736

Males

2480

M18-39

2480

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3286

Males

2876

M18-39

2876

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2765

Males

2472

M18-39

2472

Passing Analysis

Category:
Athletes Passed
1076
Passed By
422
Net Change
+654
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2902
5K → 10K23753+184#2902#2718
10K → 15K13232+100#2718#2618
15K → 20K1878+179#2618#2439
20K → Half284+24#2439#2415
Half → 25K8620+66#2415#2349
25K → 30K10567+38#2349#2311
30K → 20M3065-35#2311#2346
20M → 21M5417+37#2346#2309
21M → 35K375+32#2309#2277
35K → 23M5625+31#2277#2246
23M → 24M4932+17#2246#2229
24M → 40K3425+9#2229#2220
40K → 25.2M1228-16#2220#2236
25.2M → Finish2941-12#2236#2248
TOTALS1076422+654
📊

Passing Visuals

Category:
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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