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BOSTON MARATHON 2025

Mark Bradford

Bib: 7645•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 39%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 41%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:25
Rank: #7032
Start → 5K
21:25 | 6:54/mi
10K· 6.21 mi
42:59
Rank: #7281 (-249)
5K → 10K
21:34 | 6:56/mi
15K· 9.32 mi
1:04:53
Rank: #7509 (-228)
10K → 15K
21:54 | 7:03/mi
20K· 12.43 mi
1:27:04
Rank: #7544 (-35)
15K → 20K
22:11 | 7:08/mi
Half· 13.11 mi
1:31:47
Rank: #7503 (+41)
20K → Half
4:43 | 6:55/mi
25K· 15.53 mi
1:49:01
Rank: #7378 (+125)
Half → 25K
17:14 | 7:06/mi
30K· 18.64 mi
2:12:33
Rank: #7423 (-45)
25K → 30K
23:32 | 7:34/mi
20M
2:23:18
Rank: #7492 (-69)
30K → 20M
10:45 | 7:55/mi
21M
2:33:03
Rank: #8034 (-542)
20M → 21M
9:45 | 9:45/mi
35K· 21.75 mi
2:39:27
Rank: #8324 (-290)
21M → 35K
6:24 | 8:33/mi
23M
2:51:48
Rank: #9229 (-905)
35K → 23M
12:21 | 9:52/mi
24M
3:02:31
Rank: #10266 (-1037)
23M → 24M
10:43 | 10:43/mi
40K· 24.85 mi
3:09:53
Rank: #10398 (-132)
24M → 40K
7:22 | 8:37/mi
25.2M
3:13:50
Rank: #10660 (-262)
40K → 25.2M
3:57 | 11:27/mi
Finish· 26.22 mi
3:23:29
Rank: #11170 (-510)
25.2M → Finish
9:39 | 9:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:47
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:51:42
Pace8:31 /mi
📊Positive Split: 21.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:5221:256:5421:25
6:54
-
10K
6.21 mi10:51:2642:596:5521:34
6:56
+0:02
15K
9.32 mi11:13:201:04:536:5821:54
7:03
+0:07
20K
12.43 mi11:35:311:27:047:0022:11
7:08
+0:05
Half
13.11 mi11:40:141:31:477:004:43
6:55
-0:13
25K
15.53 mi11:57:281:49:017:0117:14
7:06
+0:11
30K
18.64 mi12:21:002:12:337:0723:32
7:34
+0:28
20M
20.00 mi12:31:452:23:187:1010:45
7:55
+0:21
21M
21.00 mi12:41:302:33:037:179:45
9:45
+1:50
35K
21.75 mi12:47:542:39:277:206:24
8:33
-1:12
23M
23.00 mi13:00:152:51:487:2812:21
9:52
+1:19
24M
24.00 mi13:10:583:02:317:3610:43
10:43
+0:51
40K
24.85 mi13:18:203:09:537:387:22
8:37
-2:06
25.2M
25.20 mi13:22:173:13:507:423:57
11:27
+2:50
Finish
26.22 mi13:31:563:23:297:469:39
9:28
-1:59

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

6:54 /mi

Average Pace

7:46 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:01

54% of race

Time at Steady Pace

48:03

24% of race

Time at Slower Pace

46:25

23% of race

Average Pace: 7:46 /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 mi10:29:5221:256:5421:25
6:54
#7032
10K
6.21 mi10:51:2642:596:5521:34
6:56
#7281
15K
9.32 mi11:13:201:04:536:5821:54
7:03
#7509
20K
12.43 mi11:35:311:27:047:0022:11
7:08
#7544
Half
13.11 mi11:40:141:31:477:004:43
6:55
#7503
25K
15.53 mi11:57:281:49:017:0117:14
7:06
#7378
30K
18.64 mi12:21:002:12:337:0723:32
7:34
#7423
20M
20.00 mi12:31:452:23:187:1010:45
7:55
#7492
21M
21.00 mi12:41:302:33:037:179:45
9:45
#8034
35K
21.75 mi12:47:542:39:277:206:24
8:33
#8324
23M
23.00 mi13:00:152:51:487:2812:21
9:52
#9229
24M
24.00 mi13:10:583:02:317:3610:43
10:43
#10266
40K
24.85 mi13:18:203:09:537:387:22
8:37
#10398
25.2M
25.20 mi13:22:173:13:507:423:57
11:27
#10660
Finish
26.22 mi13:31:563:23:297:469:39
9:28
#11170
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7032632563257952(Top 28%)6919(Top 43%)6919(Top 308%)
10K6.21 mi3.10 mi7281-2496500-1756500-1757558(Top 27%)6686(Top 42%)6686(Top 298%)
15K9.32 mi3.11 mi7509-2286650-1506650-1507952(Top 28%)6919(Top 43%)6919(Top 308%)
20K12.43 mi3.11 mi7544-356663-136663-137754(Top 27%)6719(Top 42%)6719(Top 299%)
Half13.11 mi0.68 mi7503+416632+316632+317025(Top 25%)6245(Top 39%)6245(Top 278%)
25K15.53 mi2.42 mi7378+1256528+1046528+1047028(Top 25%)6141(Top 38%)6141(Top 273%)
30K18.64 mi3.11 mi7423-456512+166512+168260(Top 29%)6748(Top 42%)6748(Top 300%)
20M20.00 mi1.36 mi7492-696518-66518-69812(Top 35%)7442(Top 46%)7442(Top 331%)
21M21.00 mi1.00 mi8034-5426822-3046822-30417225(Top 61%)10784(Top 67%)10784(Top 480%)
35K21.75 mi0.75 mi8324-2906986-1646986-16415750(Top 55%)10052(Top 62%)10052(Top 447%)
23M23.00 mi1.25 mi9229-9057462-4767462-47619992(Top 70%)11887(Top 74%)11887(Top 529%)
24M24.00 mi1.00 mi10266-10377970-5087970-50823338(Top 82%)13476(Top 84%)13476(Top 600%)
40K24.85 mi0.85 mi10398-1328007-378007-3714120(Top 50%)9047(Top 56%)9047(Top 403%)
25.2M25.20 mi0.35 mi10660-2628118-1118118-11121883(Top 77%)12714(Top 79%)12714(Top 566%)
Finish26.22 mi1.02 mi11170-5108302-1848302-18421045(Top 74%)12306(Top 76%)12306(Top 548%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7952

Males

6919

M40-44

6919

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7558

Males

6686

M40-44

6686

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7952

Males

6919

M40-44

6919

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7754

Males

6719

M40-44

6719

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

7025

Males

6245

M40-44

6245

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

7028

Males

6141

M40-44

6141

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8260

Males

6748

M40-44

6748

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9812

Males

7442

M40-44

7442

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17225

Males

10784

M40-44

10784

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15750

Males

10052

M40-44

10052

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19992

Males

11887

M40-44

11887

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23338

Males

13476

M40-44

13476

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14120

Males

9047

M40-44

9047

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21883

Males

12714

M40-44

12714

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

21045

Males

12306

M40-44

12306

Passing Analysis

Category:
Athletes Passed
872
Passed By
5008
Net Change
-4138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7032
5K → 10K106355-249#7032#7281
10K → 15K77305-228#7281#7509
15K → 20K117152-35#7509#7544
20K → Half487+41#7544#7503
Half → 25K17247+125#7503#7378
25K → 30K156201-45#7378#7423
30K → 20M88157-69#7423#7492
20M → 21M16558-542#7492#8034
21M → 35K12302-290#8034#8324
35K → 23M13918-905#8324#9229
23M → 24M61041-1037#9229#10266
24M → 40K50182-132#10266#10398
40K → 25.2M5267-262#10398#10660
25.2M → Finish6516-510#10660#11170
TOTALS8725008-4138
📊

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